diff --git a/.changes/next-release/feature-AWSSDKforJavav2-c2d8ec6.json b/.changes/next-release/feature-AWSSDKforJavav2-c2d8ec6.json
new file mode 100644
index 000000000000..3ddf00d7bf2e
--- /dev/null
+++ b/.changes/next-release/feature-AWSSDKforJavav2-c2d8ec6.json
@@ -0,0 +1,6 @@
+{
+    "type": "feature",
+    "category": "AWS SDK for Java v2",
+    "contributor": "",
+    "description": "Adds business metrics tracking for credential providers and S3_Express_Bucket."
+}
diff --git a/core/auth/src/main/java/software/amazon/awssdk/auth/credentials/ChildProfileCredentialsProviderFactory.java b/core/auth/src/main/java/software/amazon/awssdk/auth/credentials/ChildProfileCredentialsProviderFactory.java
index 620e32decfe2..8c7fd93c4816 100644
--- a/core/auth/src/main/java/software/amazon/awssdk/auth/credentials/ChildProfileCredentialsProviderFactory.java
+++ b/core/auth/src/main/java/software/amazon/awssdk/auth/credentials/ChildProfileCredentialsProviderFactory.java
@@ -40,5 +40,45 @@ public interface ChildProfileCredentialsProviderFactory {
      * provider.
      * @return The credentials provider with permissions derived from the source credentials provider and profile.
      */
-    AwsCredentialsProvider create(AwsCredentialsProvider sourceCredentialsProvider, Profile profile);
+    default AwsCredentialsProvider create(AwsCredentialsProvider sourceCredentialsProvider, Profile profile) {
+        ChildProfileCredentialsRequest request = new ChildProfileCredentialsRequest(sourceCredentialsProvider, profile, null);
+        return create(request);
+    }
+
+    /**
+     * Create a credentials provider for the provided profile, using the provided source credentials provider to authenticate
+     * with AWS. In the case of STS, the returned credentials provider is for a role that has been assumed, and the provided
+     * source credentials provider is the credentials that should be used to authenticate that the user is allowed to assume
+     * that role.
+     *
+     * @param request The request containing all parameters needed to create the child credentials provider.
+     * @return The credentials provider with permissions derived from the request parameters.
+     */
+    AwsCredentialsProvider create(ChildProfileCredentialsRequest request);
+
+    final class ChildProfileCredentialsRequest {
+        private final AwsCredentialsProvider sourceCredentialsProvider;
+        private final Profile profile;
+        private final String sourceFeatureId;
+
+        public ChildProfileCredentialsRequest(AwsCredentialsProvider sourceCredentialsProvider, 
+                                            Profile profile, 
+                                            String sourceFeatureId) {
+            this.sourceCredentialsProvider = sourceCredentialsProvider;
+            this.profile = profile;
+            this.sourceFeatureId = sourceFeatureId;
+        }
+
+        public AwsCredentialsProvider sourceCredentialsProvider() {
+            return sourceCredentialsProvider;
+        }
+
+        public Profile profile() {
+            return profile;
+        }
+
+        public String sourceFeatureId() {
+            return sourceFeatureId;
+        }
+    }
 }
diff --git a/core/auth/src/main/java/software/amazon/awssdk/auth/credentials/ContainerCredentialsProvider.java b/core/auth/src/main/java/software/amazon/awssdk/auth/credentials/ContainerCredentialsProvider.java
index efec7ffce6bd..03ed0a2441b1 100644
--- a/core/auth/src/main/java/software/amazon/awssdk/auth/credentials/ContainerCredentialsProvider.java
+++ b/core/auth/src/main/java/software/amazon/awssdk/auth/credentials/ContainerCredentialsProvider.java
@@ -39,6 +39,7 @@
 import software.amazon.awssdk.auth.credentials.internal.HttpCredentialsLoader.LoadedCredentials;
 import software.amazon.awssdk.core.SdkSystemSetting;
 import software.amazon.awssdk.core.exception.SdkClientException;
+import software.amazon.awssdk.core.useragent.BusinessMetricFeatureId;
 import software.amazon.awssdk.core.util.SdkUserAgent;
 import software.amazon.awssdk.regions.util.ResourcesEndpointProvider;
 import software.amazon.awssdk.regions.util.ResourcesEndpointRetryPolicy;
@@ -72,7 +73,8 @@
 public final class ContainerCredentialsProvider
     implements HttpCredentialsProvider,
                ToCopyableBuilder<ContainerCredentialsProvider.Builder, ContainerCredentialsProvider> {
-    private static final String PROVIDER_NAME = "ContainerCredentialsProvider";
+    private static final String CLASS_NAME = "ContainerCredentialsProvider";
+    private static final String PROVIDER_NAME = BusinessMetricFeatureId.CREDENTIALS_HTTP.value();
     private static final Predicate<InetAddress> IS_LOOPBACK_ADDRESS = InetAddress::isLoopbackAddress;
     private static final Predicate<InetAddress> ALLOWED_HOSTS_RULES = IS_LOOPBACK_ADDRESS;
     private static final String HTTPS = "https";
@@ -90,6 +92,8 @@ public final class ContainerCredentialsProvider
     private final Boolean asyncCredentialUpdateEnabled;
 
     private final String asyncThreadName;
+    private final String sourceFeatureId;
+    private final String providerName;
 
     /**
      * @see #builder()
@@ -98,7 +102,11 @@ private ContainerCredentialsProvider(BuilderImpl builder) {
         this.endpoint = builder.endpoint;
         this.asyncCredentialUpdateEnabled = builder.asyncCredentialUpdateEnabled;
         this.asyncThreadName = builder.asyncThreadName;
-        this.httpCredentialsLoader = HttpCredentialsLoader.create(PROVIDER_NAME);
+        this.sourceFeatureId = builder.sourceFeatureId;
+        this.providerName = StringUtils.isEmpty(builder.sourceFeatureId)
+            ? PROVIDER_NAME 
+            : builder.sourceFeatureId + "," + PROVIDER_NAME;
+        this.httpCredentialsLoader = HttpCredentialsLoader.create(providerName());
 
         if (Boolean.TRUE.equals(builder.asyncCredentialUpdateEnabled)) {
             Validate.paramNotBlank(builder.asyncThreadName, "asyncThreadName");
@@ -126,7 +134,7 @@ public static Builder builder() {
 
     @Override
     public String toString() {
-        return ToString.create(PROVIDER_NAME);
+        return ToString.create(CLASS_NAME);
     }
 
     private RefreshResult<AwsCredentials> refreshCredentials() {
@@ -160,6 +168,10 @@ private Instant prefetchTime(Instant expiration) {
         return ComparableUtils.minimum(oneHourFromNow, fifteenMinutesBeforeExpiration);
     }
 
+    private String providerName() {
+        return this.providerName;
+    }
+
     @Override
     public AwsCredentials resolveCredentials() {
         return credentialsCache.get();
@@ -318,6 +330,7 @@ private static final class BuilderImpl implements Builder {
         private String endpoint;
         private Boolean asyncCredentialUpdateEnabled;
         private String asyncThreadName;
+        private String sourceFeatureId;
 
         private BuilderImpl() {
             asyncThreadName("container-credentials-provider");
@@ -327,6 +340,7 @@ private BuilderImpl(ContainerCredentialsProvider credentialsProvider) {
             this.endpoint = credentialsProvider.endpoint;
             this.asyncCredentialUpdateEnabled = credentialsProvider.asyncCredentialUpdateEnabled;
             this.asyncThreadName = credentialsProvider.asyncThreadName;
+            this.sourceFeatureId = credentialsProvider.sourceFeatureId;
         }
 
         @Override
@@ -359,6 +373,16 @@ public void setAsyncThreadName(String asyncThreadName) {
             asyncThreadName(asyncThreadName);
         }
 
+        @Override
+        public Builder sourceFeatureId(String sourceFeatureId) {
+            this.sourceFeatureId = sourceFeatureId;
+            return this;
+        }
+
+        public void setSourceFeatureId(String sourceFeatureId) {
+            sourceFeatureId(sourceFeatureId);
+        }
+
         @Override
         public ContainerCredentialsProvider build() {
             return new ContainerCredentialsProvider(this);
diff --git a/core/auth/src/main/java/software/amazon/awssdk/auth/credentials/EnvironmentVariableCredentialsProvider.java b/core/auth/src/main/java/software/amazon/awssdk/auth/credentials/EnvironmentVariableCredentialsProvider.java
index e05c24eed05a..f7eb0df32e6b 100644
--- a/core/auth/src/main/java/software/amazon/awssdk/auth/credentials/EnvironmentVariableCredentialsProvider.java
+++ b/core/auth/src/main/java/software/amazon/awssdk/auth/credentials/EnvironmentVariableCredentialsProvider.java
@@ -18,6 +18,7 @@
 import java.util.Optional;
 import software.amazon.awssdk.annotations.SdkPublicApi;
 import software.amazon.awssdk.auth.credentials.internal.SystemSettingsCredentialsProvider;
+import software.amazon.awssdk.core.useragent.BusinessMetricFeatureId;
 import software.amazon.awssdk.utils.SystemSetting;
 import software.amazon.awssdk.utils.ToString;
 
@@ -28,7 +29,8 @@
 @SdkPublicApi
 public final class EnvironmentVariableCredentialsProvider extends SystemSettingsCredentialsProvider {
 
-    private static final String PROVIDER_NAME = "EnvironmentVariableCredentialsProvider";
+    private static final String CLASS_NAME = "EnvironmentVariableCredentialsProvider";
+    private static final String PROVIDER_NAME = BusinessMetricFeatureId.CREDENTIALS_ENV_VARS.value();
 
     private EnvironmentVariableCredentialsProvider() {
     }
@@ -52,6 +54,6 @@ protected String provider() {
 
     @Override
     public String toString() {
-        return ToString.create(PROVIDER_NAME);
+        return ToString.create(CLASS_NAME);
     }
 }
diff --git a/core/auth/src/main/java/software/amazon/awssdk/auth/credentials/HttpCredentialsProvider.java b/core/auth/src/main/java/software/amazon/awssdk/auth/credentials/HttpCredentialsProvider.java
index ccc7e7aa7101..4138639cbca1 100644
--- a/core/auth/src/main/java/software/amazon/awssdk/auth/credentials/HttpCredentialsProvider.java
+++ b/core/auth/src/main/java/software/amazon/awssdk/auth/credentials/HttpCredentialsProvider.java
@@ -16,6 +16,7 @@
 package software.amazon.awssdk.auth.credentials;
 
 import software.amazon.awssdk.annotations.SdkPublicApi;
+import software.amazon.awssdk.core.useragent.BusinessMetricFeatureId;
 import software.amazon.awssdk.utils.SdkAutoCloseable;
 
 /**
@@ -48,6 +49,16 @@ interface Builder<TypeToBuildT extends HttpCredentialsProvider, BuilderT extends
          */
         BuilderT endpoint(String endpoint);
 
+        /**
+         * An optional string list of {@link BusinessMetricFeatureId} denoting previous credentials providers
+         * that are chained with this one.
+         * <p><b>Note:</b> This method is primarily intended for use by AWS SDK internal components
+         * and should not be used directly by external users.</p>
+         */
+        default BuilderT sourceFeatureId(String sourceFeatureId) {
+            throw new UnsupportedOperationException();
+        }
+
         /**
          * Build the credentials provider based on the configuration on this builder.
          */
diff --git a/core/auth/src/main/java/software/amazon/awssdk/auth/credentials/InstanceProfileCredentialsProvider.java b/core/auth/src/main/java/software/amazon/awssdk/auth/credentials/InstanceProfileCredentialsProvider.java
index b1ddc5d7faef..34f2a189cb34 100644
--- a/core/auth/src/main/java/software/amazon/awssdk/auth/credentials/InstanceProfileCredentialsProvider.java
+++ b/core/auth/src/main/java/software/amazon/awssdk/auth/credentials/InstanceProfileCredentialsProvider.java
@@ -37,6 +37,7 @@
 import software.amazon.awssdk.core.SdkSystemSetting;
 import software.amazon.awssdk.core.exception.SdkClientException;
 import software.amazon.awssdk.core.exception.SdkServiceException;
+import software.amazon.awssdk.core.useragent.BusinessMetricFeatureId;
 import software.amazon.awssdk.profiles.ProfileFile;
 import software.amazon.awssdk.profiles.ProfileFileSupplier;
 import software.amazon.awssdk.profiles.ProfileFileSystemSetting;
@@ -44,6 +45,7 @@
 import software.amazon.awssdk.regions.util.HttpResourcesUtils;
 import software.amazon.awssdk.regions.util.ResourcesEndpointProvider;
 import software.amazon.awssdk.utils.Logger;
+import software.amazon.awssdk.utils.StringUtils;
 import software.amazon.awssdk.utils.ToString;
 import software.amazon.awssdk.utils.Validate;
 import software.amazon.awssdk.utils.builder.CopyableBuilder;
@@ -67,7 +69,8 @@ public final class InstanceProfileCredentialsProvider
     implements HttpCredentialsProvider,
                ToCopyableBuilder<InstanceProfileCredentialsProvider.Builder, InstanceProfileCredentialsProvider> {
     private static final Logger log = Logger.loggerFor(InstanceProfileCredentialsProvider.class);
-    private static final String PROVIDER_NAME = "InstanceProfileCredentialsProvider";
+    private static final String CLASS_NAME = "InstanceProfileCredentialsProvider";
+    private static final String PROVIDER_NAME = BusinessMetricFeatureId.CREDENTIALS_IMDS.value();
     private static final String EC2_METADATA_TOKEN_HEADER = "x-aws-ec2-metadata-token";
     private static final String SECURITY_CREDENTIALS_RESOURCE = "/latest/meta-data/iam/security-credentials/";
     private static final String TOKEN_RESOURCE = "/latest/api/token";
@@ -90,6 +93,9 @@ public final class InstanceProfileCredentialsProvider
 
     private final Duration staleTime;
 
+    private final String sourceFeatureId;
+    private final String providerName;
+
     /**
      * @see #builder()
      */
@@ -102,8 +108,12 @@ private InstanceProfileCredentialsProvider(BuilderImpl builder) {
                                    .orElseGet(() -> ProfileFileSupplier.fixedProfileFile(ProfileFile.defaultProfileFile()));
         this.profileName = Optional.ofNullable(builder.profileName)
                                    .orElseGet(ProfileFileSystemSetting.AWS_PROFILE::getStringValueOrThrow);
+        this.sourceFeatureId = builder.sourceFeatureId;
+        this.providerName = StringUtils.isEmpty(builder.sourceFeatureId)
+            ? PROVIDER_NAME 
+            : builder.sourceFeatureId + "," + PROVIDER_NAME;
 
-        this.httpCredentialsLoader = HttpCredentialsLoader.create(PROVIDER_NAME);
+        this.httpCredentialsLoader = HttpCredentialsLoader.create(providerName());
         this.configProvider =
             Ec2MetadataConfigProvider.builder()
                                      .profileFile(profileFile)
@@ -202,9 +212,13 @@ public void close() {
         credentialsCache.close();
     }
 
+    private String providerName() {
+        return this.providerName;
+    }
+
     @Override
     public String toString() {
-        return ToString.create(PROVIDER_NAME);
+        return ToString.create(CLASS_NAME);
     }
 
     private ResourcesEndpointProvider createEndpointProvider() {
@@ -372,6 +386,7 @@ static final class BuilderImpl implements Builder {
         private Supplier<ProfileFile> profileFile;
         private String profileName;
         private Duration staleTime;
+        private String sourceFeatureId;
 
         private BuilderImpl() {
             asyncThreadName("instance-profile-credentials-provider");
@@ -385,6 +400,7 @@ private BuilderImpl(InstanceProfileCredentialsProvider provider) {
             this.profileFile = provider.profileFile;
             this.profileName = provider.profileName;
             this.staleTime = provider.staleTime;
+            this.sourceFeatureId = provider.sourceFeatureId;
         }
 
         Builder clock(Clock clock) {
@@ -463,6 +479,16 @@ public void setStaleTime(Duration duration) {
             staleTime(duration);
         }
 
+        @Override
+        public Builder sourceFeatureId(String sourceFeatureId) {
+            this.sourceFeatureId = sourceFeatureId;
+            return this;
+        }
+
+        public void setSourceFeatureId(String sourceFeatureId) {
+            sourceFeatureId(sourceFeatureId);
+        }
+
         @Override
         public InstanceProfileCredentialsProvider build() {
             return new InstanceProfileCredentialsProvider(this);
diff --git a/core/auth/src/main/java/software/amazon/awssdk/auth/credentials/ProcessCredentialsProvider.java b/core/auth/src/main/java/software/amazon/awssdk/auth/credentials/ProcessCredentialsProvider.java
index e27d511d0887..840b820e8f30 100644
--- a/core/auth/src/main/java/software/amazon/awssdk/auth/credentials/ProcessCredentialsProvider.java
+++ b/core/auth/src/main/java/software/amazon/awssdk/auth/credentials/ProcessCredentialsProvider.java
@@ -25,12 +25,14 @@
 import java.util.Collections;
 import java.util.List;
 import software.amazon.awssdk.annotations.SdkPublicApi;
+import software.amazon.awssdk.core.useragent.BusinessMetricFeatureId;
 import software.amazon.awssdk.protocols.jsoncore.JsonNode;
 import software.amazon.awssdk.protocols.jsoncore.JsonNodeParser;
 import software.amazon.awssdk.utils.DateUtils;
 import software.amazon.awssdk.utils.IoUtils;
 import software.amazon.awssdk.utils.Platform;
 import software.amazon.awssdk.utils.SdkAutoCloseable;
+import software.amazon.awssdk.utils.StringUtils;
 import software.amazon.awssdk.utils.ToString;
 import software.amazon.awssdk.utils.Validate;
 import software.amazon.awssdk.utils.builder.CopyableBuilder;
@@ -64,7 +66,8 @@ public final class ProcessCredentialsProvider
     implements AwsCredentialsProvider,
                SdkAutoCloseable,
                ToCopyableBuilder<ProcessCredentialsProvider.Builder, ProcessCredentialsProvider> {
-    private static final String PROVIDER_NAME = "ProcessCredentialsProvider";
+    private static final String CLASS_NAME = "ProcessCredentialsProvider";
+    private static final String PROVIDER_NAME = BusinessMetricFeatureId.CREDENTIALS_PROCESS.value();
     private static final JsonNodeParser PARSER = JsonNodeParser.builder()
                                                                .removeErrorLocations(true)
                                                                .build();
@@ -82,6 +85,9 @@ public final class ProcessCredentialsProvider
 
     private final Boolean asyncCredentialUpdateEnabled;
 
+    private final String sourceFeatureId;
+    private final String providerName;
+
     /**
      * @see #builder()
      */
@@ -93,6 +99,10 @@ private ProcessCredentialsProvider(Builder builder) {
         this.commandAsListOfStringsFromBuilder = builder.commandAsListOfStrings;
         this.asyncCredentialUpdateEnabled = builder.asyncCredentialUpdateEnabled;
         this.staticAccountId = builder.staticAccountId;
+        this.sourceFeatureId = builder.sourceFeatureId;
+        this.providerName = StringUtils.isEmpty(builder.sourceFeatureId)
+            ? PROVIDER_NAME 
+            : builder.sourceFeatureId + "," + PROVIDER_NAME;
 
         CachedSupplier.Builder<AwsCredentials> cacheBuilder = CachedSupplier.builder(this::refreshCredentials)
                                                                             .cachedValueName(toString());
@@ -171,6 +181,10 @@ private JsonNode parseProcessOutput(String processOutput) {
         return credentialsJson;
     }
 
+    private String providerName() {
+        return this.providerName;
+    }
+
     /**
      * Parse the process output to retrieve the credentials.
      */
@@ -192,13 +206,13 @@ private AwsCredentials credentials(JsonNode credentialsJson) {
                                     .sessionToken(sessionToken)
                                     .expirationTime(credentialExpirationTime(credentialsJson))
                                     .accountId(resolvedAccountId)
-                                    .providerName(PROVIDER_NAME)
+                                    .providerName(providerName())
                                     .build() :
                AwsBasicCredentials.builder()
                                   .accessKeyId(accessKeyId)
                                   .secretAccessKey(secretAccessKey)
                                   .accountId(resolvedAccountId)
-                                  .providerName(PROVIDER_NAME)
+                                  .providerName(providerName())
                                   .build();
     }
 
@@ -270,6 +284,7 @@ public static class Builder implements CopyableBuilder<Builder, ProcessCredentia
         private Duration credentialRefreshThreshold = Duration.ofSeconds(15);
         private long processOutputLimit = 64000;
         private String staticAccountId;
+        private String sourceFeatureId;
 
         /**
          * @see #builder()
@@ -284,6 +299,7 @@ private Builder(ProcessCredentialsProvider provider) {
             this.credentialRefreshThreshold = provider.credentialRefreshThreshold;
             this.processOutputLimit = provider.processOutputLimit;
             this.staticAccountId = provider.staticAccountId;
+            this.sourceFeatureId = provider.sourceFeatureId;
         }
 
         /**
@@ -357,6 +373,14 @@ public Builder staticAccountId(String staticAccountId) {
             return this;
         }
 
+        /**
+         * Configure the source of this credentials provider. This is used for business metrics tracking.
+         */
+        public Builder sourceFeatureId(String sourceFeatureId) {
+            this.sourceFeatureId = sourceFeatureId;
+            return this;
+        }
+
         public ProcessCredentialsProvider build() {
             return new ProcessCredentialsProvider(this);
         }
@@ -364,7 +388,7 @@ public ProcessCredentialsProvider build() {
 
     @Override
     public String toString() {
-        return ToString.builder(PROVIDER_NAME)
+        return ToString.builder(CLASS_NAME)
                        .add("cmd", executableCommand)
                        .build();
     }
diff --git a/core/auth/src/main/java/software/amazon/awssdk/auth/credentials/ProfileProviderCredentialsContext.java b/core/auth/src/main/java/software/amazon/awssdk/auth/credentials/ProfileProviderCredentialsContext.java
index 065f8b61da7c..c5e06aa29e06 100644
--- a/core/auth/src/main/java/software/amazon/awssdk/auth/credentials/ProfileProviderCredentialsContext.java
+++ b/core/auth/src/main/java/software/amazon/awssdk/auth/credentials/ProfileProviderCredentialsContext.java
@@ -18,6 +18,7 @@
 
 import java.util.Objects;
 import software.amazon.awssdk.annotations.SdkProtectedApi;
+import software.amazon.awssdk.core.useragent.BusinessMetricFeatureId;
 import software.amazon.awssdk.profiles.Profile;
 import software.amazon.awssdk.profiles.ProfileFile;
 
@@ -29,10 +30,12 @@ public final class ProfileProviderCredentialsContext {
 
     private final Profile profile;
     private final ProfileFile profileFile;
+    private final String sourceFeatureId;
 
-    private ProfileProviderCredentialsContext(Profile profile, ProfileFile profileFile) {
-        this.profile = profile;
-        this.profileFile = profileFile;
+    private ProfileProviderCredentialsContext(Builder builder) {
+        this.profile = builder.profile;
+        this.profileFile = builder.profileFile;
+        this.sourceFeatureId = builder.sourceFeatureId;
     }
 
     public static Builder builder() {
@@ -55,6 +58,14 @@ public ProfileFile profileFile() {
         return profileFile;
     }
 
+    /**
+     * An optional string list of {@link software.amazon.awssdk.core.useragent.BusinessMetricFeatureId} denoting previous
+     * credentials providers that are chained with this one.
+     */
+    public String sourceFeatureId() {
+        return sourceFeatureId;
+    }
+
     @Override
     public boolean equals(Object o) {
         if (this == o) {
@@ -78,6 +89,7 @@ public int hashCode() {
     public static final class Builder {
         private Profile profile;
         private ProfileFile profileFile;
+        private String sourceFeatureId;
 
         private Builder() {
         }
@@ -103,8 +115,22 @@ public Builder profileFile(ProfileFile profileFile) {
             return this;
         }
 
+        /**
+         * Builder interface to set source.
+         * @param sourceFeatureId An optional string list of {@link BusinessMetricFeatureId} denoting previous credentials
+         *                        providers that are chained with this one. This method is primarily
+         *                        intended for use by AWS SDK internal components
+         *                        and should not be used directly by external users.
+         *
+         * @return Returns a reference to this object so that method calls can be chained together.
+         */
+        public Builder sourceFeatureId(String sourceFeatureId) {
+            this.sourceFeatureId = sourceFeatureId;
+            return this;
+        }
+
         public ProfileProviderCredentialsContext build() {
-            return new ProfileProviderCredentialsContext(profile, profileFile);
+            return new ProfileProviderCredentialsContext(this);
         }
     }
 }
diff --git a/core/auth/src/main/java/software/amazon/awssdk/auth/credentials/StaticCredentialsProvider.java b/core/auth/src/main/java/software/amazon/awssdk/auth/credentials/StaticCredentialsProvider.java
index 7e340f634969..b216f6808f99 100644
--- a/core/auth/src/main/java/software/amazon/awssdk/auth/credentials/StaticCredentialsProvider.java
+++ b/core/auth/src/main/java/software/amazon/awssdk/auth/credentials/StaticCredentialsProvider.java
@@ -16,6 +16,7 @@
 package software.amazon.awssdk.auth.credentials;
 
 import software.amazon.awssdk.annotations.SdkPublicApi;
+import software.amazon.awssdk.core.useragent.BusinessMetricFeatureId;
 import software.amazon.awssdk.utils.ToString;
 import software.amazon.awssdk.utils.Validate;
 
@@ -24,7 +25,7 @@
  */
 @SdkPublicApi
 public final class StaticCredentialsProvider implements AwsCredentialsProvider {
-    private static final String PROVIDER_NAME = "StaticCredentialsProvider";
+    private static final String PROVIDER_NAME = BusinessMetricFeatureId.CREDENTIALS_CODE.value();
     private final AwsCredentials credentials;
 
     private StaticCredentialsProvider(AwsCredentials credentials) {
@@ -34,10 +35,22 @@ private StaticCredentialsProvider(AwsCredentials credentials) {
 
     private AwsCredentials withProviderName(AwsCredentials credentials) {
         if (credentials instanceof AwsBasicCredentials) {
-            return ((AwsBasicCredentials) credentials).copy(c -> c.providerName(PROVIDER_NAME));
+            AwsBasicCredentials basicCreds = (AwsBasicCredentials) credentials;
+            if (basicCreds.providerName()
+                          .map(BusinessMetricFeatureId.CREDENTIALS_PROFILE.value()::equals)
+                          .orElse(false)) {
+                return basicCreds;
+            }
+            return basicCreds.copy(c -> c.providerName(PROVIDER_NAME));
         }
         if (credentials instanceof AwsSessionCredentials) {
-            return ((AwsSessionCredentials) credentials).copy(c -> c.providerName(PROVIDER_NAME));
+            AwsSessionCredentials sessionCreds = (AwsSessionCredentials) credentials;
+            if (sessionCreds.providerName()
+                            .map(BusinessMetricFeatureId.CREDENTIALS_PROFILE.value()::equals)
+                            .orElse(false)) {
+                return sessionCreds;
+            }
+            return sessionCreds.copy(c -> c.providerName(PROVIDER_NAME));
         }
         return credentials;
     }
diff --git a/core/auth/src/main/java/software/amazon/awssdk/auth/credentials/SystemPropertyCredentialsProvider.java b/core/auth/src/main/java/software/amazon/awssdk/auth/credentials/SystemPropertyCredentialsProvider.java
index bcc7d77af4e6..94ff10a0b1c5 100644
--- a/core/auth/src/main/java/software/amazon/awssdk/auth/credentials/SystemPropertyCredentialsProvider.java
+++ b/core/auth/src/main/java/software/amazon/awssdk/auth/credentials/SystemPropertyCredentialsProvider.java
@@ -18,6 +18,7 @@
 import java.util.Optional;
 import software.amazon.awssdk.annotations.SdkPublicApi;
 import software.amazon.awssdk.auth.credentials.internal.SystemSettingsCredentialsProvider;
+import software.amazon.awssdk.core.useragent.BusinessMetricFeatureId;
 import software.amazon.awssdk.utils.SystemSetting;
 import software.amazon.awssdk.utils.ToString;
 
@@ -28,7 +29,8 @@
 @SdkPublicApi
 public final class SystemPropertyCredentialsProvider extends SystemSettingsCredentialsProvider {
 
-    private static final String PROVIDER_NAME = "SystemPropertyCredentialsProvider";
+    private static final String CLASS_NAME = "SystemPropertyCredentialsProvider";
+    private static final String PROVIDER_NAME = BusinessMetricFeatureId.CREDENTIALS_JVM_SYSTEM_PROPERTIES.value();
 
     private SystemPropertyCredentialsProvider() {
     }
@@ -52,6 +54,6 @@ protected String provider() {
 
     @Override
     public String toString() {
-        return ToString.create(PROVIDER_NAME);
+        return ToString.create(CLASS_NAME);
     }
 }
diff --git a/core/auth/src/main/java/software/amazon/awssdk/auth/credentials/WebIdentityTokenFileCredentialsProvider.java b/core/auth/src/main/java/software/amazon/awssdk/auth/credentials/WebIdentityTokenFileCredentialsProvider.java
index 6e5f68473809..d93bcb070d97 100644
--- a/core/auth/src/main/java/software/amazon/awssdk/auth/credentials/WebIdentityTokenFileCredentialsProvider.java
+++ b/core/auth/src/main/java/software/amazon/awssdk/auth/credentials/WebIdentityTokenFileCredentialsProvider.java
@@ -24,6 +24,7 @@
 import software.amazon.awssdk.auth.credentials.internal.WebIdentityCredentialsUtils;
 import software.amazon.awssdk.auth.credentials.internal.WebIdentityTokenCredentialProperties;
 import software.amazon.awssdk.core.SdkSystemSetting;
+import software.amazon.awssdk.core.useragent.BusinessMetricFeatureId;
 import software.amazon.awssdk.utils.IoUtils;
 import software.amazon.awssdk.utils.SdkAutoCloseable;
 import software.amazon.awssdk.utils.ToString;
@@ -108,6 +109,8 @@ private WebIdentityTokenFileCredentialsProvider(BuilderImpl builder) {
                                                     .prefetchTime(prefetchTime)
                                                     .staleTime(staleTime)
                                                     .roleSessionDuration(roleSessionDuration)
+                                                    .sourceFeatureId(BusinessMetricFeatureId
+                                                                         .CREDENTIALS_ENV_VARS_STS_WEB_ID_TOKEN.value())
                                                     .build();
 
             credentialsProvider = WebIdentityCredentialsUtils.factory().create(credentialProperties);
diff --git a/core/auth/src/main/java/software/amazon/awssdk/auth/credentials/internal/ProfileCredentialsUtils.java b/core/auth/src/main/java/software/amazon/awssdk/auth/credentials/internal/ProfileCredentialsUtils.java
index 22da5e9986fd..317ebae76081 100644
--- a/core/auth/src/main/java/software/amazon/awssdk/auth/credentials/internal/ProfileCredentialsUtils.java
+++ b/core/auth/src/main/java/software/amazon/awssdk/auth/credentials/internal/ProfileCredentialsUtils.java
@@ -40,6 +40,7 @@
 import software.amazon.awssdk.auth.credentials.StaticCredentialsProvider;
 import software.amazon.awssdk.auth.credentials.SystemPropertyCredentialsProvider;
 import software.amazon.awssdk.core.internal.util.ClassLoaderHelper;
+import software.amazon.awssdk.core.useragent.BusinessMetricFeatureId;
 import software.amazon.awssdk.profiles.Profile;
 import software.amazon.awssdk.profiles.ProfileFile;
 import software.amazon.awssdk.profiles.ProfileProperty;
@@ -161,6 +162,7 @@ private AwsCredentialsProvider basicProfileCredentialsProvider() {
                                                         .accessKeyId(properties.get(ProfileProperty.AWS_ACCESS_KEY_ID))
                                                         .secretAccessKey(properties.get(ProfileProperty.AWS_SECRET_ACCESS_KEY))
                                                         .accountId(properties.get(ProfileProperty.AWS_ACCOUNT_ID))
+                                                        .providerName(BusinessMetricFeatureId.CREDENTIALS_PROFILE.value())
                                                         .build();
         return StaticCredentialsProvider.create(credentials);
     }
@@ -177,6 +179,7 @@ private AwsCredentialsProvider sessionProfileCredentialsProvider() {
                                                           .secretAccessKey(properties.get(ProfileProperty.AWS_SECRET_ACCESS_KEY))
                                                           .sessionToken(properties.get(ProfileProperty.AWS_SESSION_TOKEN))
                                                           .accountId(properties.get(ProfileProperty.AWS_ACCOUNT_ID))
+                                                          .providerName(BusinessMetricFeatureId.CREDENTIALS_PROFILE.value())
                                                           .build();
         return StaticCredentialsProvider.create(credentials);
     }
@@ -187,6 +190,7 @@ private AwsCredentialsProvider credentialProcessCredentialsProvider() {
         return ProcessCredentialsProvider.builder()
                                          .command(properties.get(ProfileProperty.CREDENTIAL_PROCESS))
                                          .staticAccountId(properties.get(ProfileProperty.AWS_ACCOUNT_ID))
+                                         .sourceFeatureId(BusinessMetricFeatureId.CREDENTIALS_PROFILE_PROCESS.value())
                                          .build();
     }
 
@@ -195,10 +199,16 @@ private AwsCredentialsProvider credentialProcessCredentialsProvider() {
      */
     private AwsCredentialsProvider ssoProfileCredentialsProvider() {
         validateRequiredPropertiesForSsoCredentialsProvider();
+        boolean isLegacy = isLegacySsoConfiguration();
+        String sourceFeatureId = isLegacy ?
+                        BusinessMetricFeatureId.CREDENTIALS_PROFILE_SSO_LEGACY.value() :
+                        BusinessMetricFeatureId.CREDENTIALS_PROFILE_SSO.value();
+
         return ssoCredentialsProviderFactory().create(
             ProfileProviderCredentialsContext.builder()
                                              .profile(profile)
                                              .profileFile(profileFile)
+                                             .sourceFeatureId(sourceFeatureId)
                                              .build());
     }
 
@@ -211,6 +221,10 @@ private void validateRequiredPropertiesForSsoCredentialsProvider() {
         }
     }
 
+    private boolean isLegacySsoConfiguration() {
+        return !properties.containsKey(ProfileSection.SSO_SESSION.getPropertyKeyName());
+    }
+
     private AwsCredentialsProvider roleAndWebIdentityTokenProfileCredentialsProvider() {
         requireProperties(ProfileProperty.ROLE_ARN, ProfileProperty.WEB_IDENTITY_TOKEN_FILE);
 
@@ -223,6 +237,8 @@ private AwsCredentialsProvider roleAndWebIdentityTokenProfileCredentialsProvider
                                                 .roleArn(roleArn)
                                                 .roleSessionName(roleSessionName)
                                                 .webIdentityTokenFile(webIdentityTokenFile)
+                                                .sourceFeatureId(BusinessMetricFeatureId
+                                                                     .CREDENTIALS_PROFILE_STS_WEB_ID_TOKEN.value())
                                                 .build();
 
         return WebIdentityCredentialsUtils.factory().create(credentialProperties);
@@ -249,7 +265,8 @@ private AwsCredentialsProvider roleAndSourceProfileBasedProfileCredentialsProvid
                                          .credentialsProvider(children))
                                      .orElseThrow(this::noSourceCredentialsException);
 
-        return stsCredentialsProviderFactory().create(sourceCredentialsProvider, profile);
+        String sourceFeatureId = BusinessMetricFeatureId.CREDENTIALS_PROFILE_SOURCE_PROFILE.value();
+        return createStsCredentialsProviderWithMetrics(sourceCredentialsProvider, sourceFeatureId);
     }
 
     /**
@@ -260,8 +277,10 @@ private AwsCredentialsProvider roleAndCredentialSourceBasedProfileCredentialsPro
         requireProperties(ProfileProperty.CREDENTIAL_SOURCE);
 
         CredentialSourceType credentialSource = CredentialSourceType.parse(properties.get(ProfileProperty.CREDENTIAL_SOURCE));
+        String profileSource = BusinessMetricFeatureId.CREDENTIALS_PROFILE_NAMED_PROVIDER.value();
         AwsCredentialsProvider credentialsProvider = credentialSourceCredentialProvider(credentialSource);
-        return stsCredentialsProviderFactory().create(credentialsProvider, profile);
+
+        return createStsCredentialsProviderWithMetrics(credentialsProvider, profileSource);
     }
 
     private AwsCredentialsProvider credentialSourceCredentialProvider(CredentialSourceType credentialSource) {
@@ -298,6 +317,39 @@ private IllegalStateException noSourceCredentialsException() {
         return new IllegalStateException(error);
     }
 
+    /**
+     * Extract business metrics from a credentials provider by resolving credentials and checking the provider name.
+     * This is used to propagate business metrics from source credentials to assume role operations.
+     */
+    private String extractBusinessMetricsFromProvider(AwsCredentialsProvider credentialsProvider) {
+        try {
+            AwsCredentials credentials = credentialsProvider.resolveCredentials();
+            return credentials.providerName().orElse(null);
+        } catch (Exception e) {
+            return null;
+        }
+    }
+
+    /**
+     * Helper method to create STS credentials provider with business metrics propagation.
+     * This method extracts business metrics from the source credentials provider and combines them
+     * with the profile-level business metrics before creating the STS credentials provider.
+     */
+    private AwsCredentialsProvider createStsCredentialsProviderWithMetrics(AwsCredentialsProvider sourceCredentialsProvider,
+                                                                           String profileMetric) {
+        String sourceMetrics = extractBusinessMetricsFromProvider(sourceCredentialsProvider);
+
+        String combinedSource = profileMetric;
+        if (sourceMetrics != null && !sourceMetrics.isEmpty()) {
+            combinedSource = profileMetric + "," + sourceMetrics;
+        }
+
+        ChildProfileCredentialsProviderFactory.ChildProfileCredentialsRequest request =
+            new ChildProfileCredentialsProviderFactory
+                .ChildProfileCredentialsRequest(sourceCredentialsProvider, profile, combinedSource);
+        return stsCredentialsProviderFactory().create(request);
+    }
+
     /**
      * Load the factory that can be used to create the STS credentials provider, assuming it is on the classpath.
      */
diff --git a/core/auth/src/main/java/software/amazon/awssdk/auth/credentials/internal/WebIdentityTokenCredentialProperties.java b/core/auth/src/main/java/software/amazon/awssdk/auth/credentials/internal/WebIdentityTokenCredentialProperties.java
index 91391909b7a8..6b31f6540b0a 100644
--- a/core/auth/src/main/java/software/amazon/awssdk/auth/credentials/internal/WebIdentityTokenCredentialProperties.java
+++ b/core/auth/src/main/java/software/amazon/awssdk/auth/credentials/internal/WebIdentityTokenCredentialProperties.java
@@ -32,6 +32,7 @@ public class WebIdentityTokenCredentialProperties {
     private final Duration prefetchTime;
     private final Duration staleTime;
     private final Duration roleSessionDuration;
+    private final String sourceFeatureId;
 
     private WebIdentityTokenCredentialProperties(Builder builder) {
         this.roleArn = builder.roleArn;
@@ -41,6 +42,7 @@ private WebIdentityTokenCredentialProperties(Builder builder) {
         this.prefetchTime = builder.prefetchTime;
         this.staleTime = builder.staleTime;
         this.roleSessionDuration = builder.roleSessionDuration;
+        this.sourceFeatureId = builder.sourceFeatureId;
     }
 
     public String roleArn() {
@@ -71,6 +73,10 @@ public Duration roleSessionDuration() {
         return this.roleSessionDuration;
     }
 
+    public String sourceFeatureId() {
+        return sourceFeatureId;
+    }
+
     public static Builder builder() {
         return new Builder();
     }
@@ -83,6 +89,7 @@ public static final class Builder {
         private Duration prefetchTime;
         private Duration staleTime;
         private Duration roleSessionDuration;
+        private String sourceFeatureId;
 
         public Builder roleArn(String roleArn) {
             this.roleArn = roleArn;
@@ -119,6 +126,11 @@ public Builder roleSessionDuration(Duration roleSessionDuration) {
             return this;
         }
 
+        public Builder sourceFeatureId(String sourceFeatureId) {
+            this.sourceFeatureId = sourceFeatureId;
+            return this;
+        }
+
         public WebIdentityTokenCredentialProperties build() {
             return new WebIdentityTokenCredentialProperties(this);
         }
diff --git a/core/auth/src/test/java/software/amazon/awssdk/auth/credentials/ContainerCredentialsProviderTest.java b/core/auth/src/test/java/software/amazon/awssdk/auth/credentials/ContainerCredentialsProviderTest.java
index 0f20fe51a5a6..568c82724f3b 100644
--- a/core/auth/src/test/java/software/amazon/awssdk/auth/credentials/ContainerCredentialsProviderTest.java
+++ b/core/auth/src/test/java/software/amazon/awssdk/auth/credentials/ContainerCredentialsProviderTest.java
@@ -31,6 +31,7 @@
 import org.junit.ClassRule;
 import org.junit.Test;
 import software.amazon.awssdk.core.exception.SdkClientException;
+import software.amazon.awssdk.core.useragent.BusinessMetricFeatureId;
 import software.amazon.awssdk.core.util.SdkUserAgent;
 import software.amazon.awssdk.testutils.EnvironmentVariableHelper;
 
@@ -73,8 +74,13 @@ public void testEnvVariableNotSet() {
                                     .resolveCredentials();
     }
 
+    @Test
+    public void testClassName() {
+        assertThat(credentialsProvider.toString()).contains("ContainerCredentialsProvider");
+    }
+
     /**
-     * Tests that the getCredentials returns a value when it receives a valid 200 response from endpoint.
+     * Tests that the getCredentials returns a valid response from endpoint.
      */
     @Test
     public void testGetCredentialsReturnsValidResponseFromEcsEndpoint() {
@@ -86,7 +92,7 @@ public void testGetCredentialsReturnsValidResponseFromEcsEndpoint() {
         assertThat(credentials.accessKeyId()).isEqualTo(ACCESS_KEY_ID);
         assertThat(credentials.secretAccessKey()).isEqualTo(SECRET_ACCESS_KEY);
         assertThat(credentials.sessionToken()).isEqualTo(TOKEN);
-        assertThat(credentials.providerName()).isPresent().contains("ContainerCredentialsProvider");
+        assertThat(credentials.providerName()).isPresent().contains(BusinessMetricFeatureId.CREDENTIALS_HTTP.value());
     }
 
     /**
diff --git a/core/auth/src/test/java/software/amazon/awssdk/auth/credentials/InstanceProfileCredentialsProviderTest.java b/core/auth/src/test/java/software/amazon/awssdk/auth/credentials/InstanceProfileCredentialsProviderTest.java
index 671e591b17b5..055967055c25 100644
--- a/core/auth/src/test/java/software/amazon/awssdk/auth/credentials/InstanceProfileCredentialsProviderTest.java
+++ b/core/auth/src/test/java/software/amazon/awssdk/auth/credentials/InstanceProfileCredentialsProviderTest.java
@@ -63,6 +63,7 @@
 import org.mockito.Mockito;
 import software.amazon.awssdk.core.SdkSystemSetting;
 import software.amazon.awssdk.core.exception.SdkClientException;
+import software.amazon.awssdk.core.useragent.BusinessMetricFeatureId;
 import software.amazon.awssdk.core.util.SdkUserAgent;
 import software.amazon.awssdk.identity.spi.AwsCredentialsIdentity;
 import software.amazon.awssdk.profiles.ProfileFile;
@@ -143,6 +144,12 @@ private void verifyImdsCallInsecure() {
                             .withHeader(USER_AGENT_HEADER, equalTo(USER_AGENT)));
     }
 
+    @Test
+    void testClassName() {
+        InstanceProfileCredentialsProvider provider = InstanceProfileCredentialsProvider.builder().build();
+        assertThat(provider.toString()).contains("InstanceProfileCredentialsProvider");
+    }
+
     @Test
     void resolveCredentials_usesTokenByDefault() {
         stubSecureCredentialsResponse(aResponse().withBody(STUB_CREDENTIALS));
@@ -150,7 +157,7 @@ void resolveCredentials_usesTokenByDefault() {
         AwsCredentials credentials = provider.resolveCredentials();
         assertThat(credentials.accessKeyId()).isEqualTo("ACCESS_KEY_ID");
         assertThat(credentials.secretAccessKey()).isEqualTo("SECRET_ACCESS_KEY");
-        assertThat(credentials.providerName()).isPresent().contains("InstanceProfileCredentialsProvider");
+        assertThat(credentials.providerName()).isPresent().contains(BusinessMetricFeatureId.CREDENTIALS_IMDS.value());
         verifyImdsCallWithToken();
     }
 
@@ -162,7 +169,7 @@ void resolveCredentials_WhenConnectionDelaySetToHighValue() {
         AwsCredentials credentials = provider.resolveCredentials();
         assertThat(credentials.accessKeyId()).isEqualTo("ACCESS_KEY_ID");
         assertThat(credentials.secretAccessKey()).isEqualTo("SECRET_ACCESS_KEY");
-        assertThat(credentials.providerName()).isPresent().contains("InstanceProfileCredentialsProvider");
+        assertThat(credentials.providerName()).isPresent().contains(BusinessMetricFeatureId.CREDENTIALS_IMDS.value());
         verifyImdsCallWithToken();
     }
 
@@ -186,7 +193,7 @@ void resolveIdentity_WhenConnectionDelaySetToHighValue() {
         AwsCredentialsIdentity credentialsIdentity = provider.resolveIdentity().join();
         assertThat(credentialsIdentity.accessKeyId()).isEqualTo("ACCESS_KEY_ID");
         assertThat(credentialsIdentity.secretAccessKey()).isEqualTo("SECRET_ACCESS_KEY");
-        assertThat(credentialsIdentity.providerName()).isPresent().contains("InstanceProfileCredentialsProvider");
+        assertThat(credentialsIdentity.providerName()).isPresent().contains(BusinessMetricFeatureId.CREDENTIALS_IMDS.value());
         verifyImdsCallWithToken();
     }
 
@@ -649,7 +656,7 @@ void shouldNotRetry_whenSucceeds() {
         AwsCredentials credentials = provider.resolveCredentials();
         assertThat(credentials.accessKeyId()).isEqualTo("ACCESS_KEY_ID");
         assertThat(credentials.secretAccessKey()).isEqualTo("SECRET_ACCESS_KEY");
-        assertThat(credentials.providerName()).isPresent().contains("InstanceProfileCredentialsProvider");
+        assertThat(credentials.providerName()).isPresent().contains(BusinessMetricFeatureId.CREDENTIALS_IMDS.value());
         verifyImdsCallWithToken();
         WireMock.verify(exactly(1), getRequestedFor(urlPathEqualTo(CREDENTIALS_RESOURCE_PATH + "some-profile")));
     }
@@ -680,7 +687,7 @@ public void checkPermission(Permission perm) {
             // Verify credentials are correctly resolved from instance profile
             assertThat(credentials.accessKeyId()).isEqualTo("ACCESS_KEY_ID");
             assertThat(credentials.secretAccessKey()).isEqualTo("SECRET_ACCESS_KEY");
-            assertThat(credentials.providerName()).isPresent().contains("InstanceProfileCredentialsProvider");
+            assertThat(credentials.providerName()).isPresent().contains(BusinessMetricFeatureId.CREDENTIALS_IMDS.value());
 
             // Verify IMDS was called
             verifyImdsCallWithToken();
diff --git a/core/auth/src/test/java/software/amazon/awssdk/auth/credentials/ProcessCredentialsProviderTest.java b/core/auth/src/test/java/software/amazon/awssdk/auth/credentials/ProcessCredentialsProviderTest.java
index 0fdedff07646..be21f7a6b56f 100644
--- a/core/auth/src/test/java/software/amazon/awssdk/auth/credentials/ProcessCredentialsProviderTest.java
+++ b/core/auth/src/test/java/software/amazon/awssdk/auth/credentials/ProcessCredentialsProviderTest.java
@@ -36,6 +36,7 @@
 import org.junit.jupiter.params.ParameterizedTest;
 import org.junit.jupiter.params.provider.Arguments;
 import org.junit.jupiter.params.provider.MethodSource;
+import software.amazon.awssdk.core.useragent.BusinessMetricFeatureId;
 import software.amazon.awssdk.utils.DateUtils;
 import software.amazon.awssdk.utils.IoUtils;
 import software.amazon.awssdk.utils.Platform;
@@ -70,6 +71,12 @@ static void teardown() {
         }
     }
 
+    @Test
+    void testToString() {
+        ProcessCredentialsProvider provider = ProcessCredentialsProvider.builder().command("test").build();
+        assertThat(provider.toString()).contains("ProcessCredentialsProvider");
+    }
+
     @ParameterizedTest(name = "{index} - {0}")
     @MethodSource("staticCredentialsValues")
     void staticCredentialsCanBeLoaded(String description, String staticAccountId, Optional<String> expectedValue,
@@ -143,7 +150,7 @@ public void staticCredentials_commandAsListOfStrings_CanBeLoaded() {
         assertThat(credentials).isInstanceOf(AwsBasicCredentials.class);
         assertThat(credentials.accessKeyId()).isEqualTo("accessKeyId");
         assertThat(credentials.secretAccessKey()).isEqualTo("secretAccessKey");
-        assertThat(credentials.providerName()).isPresent().contains("ProcessCredentialsProvider");
+        assertThat(credentials.providerName()).isPresent().hasValue(BusinessMetricFeatureId.CREDENTIALS_PROCESS.value());
     }
  
     @Test
@@ -186,11 +193,13 @@ void sessionCredentialsWithStaticAccountIdCanBeLoaded() {
                                                              scriptLocation, ACCESS_KEY_ID, SECRET_ACCESS_KEY, expiration))
                                       .credentialRefreshThreshold(Duration.ofSeconds(1))
                                       .staticAccountId("staticAccountId")
+                                      .sourceFeatureId("v")
                                       .build();
 
         AwsCredentials credentials = credentialsProvider.resolveCredentials();
         verifySessionCredentials(credentials, expiration);
         assertThat(credentials.accountId()).isPresent().hasValue("staticAccountId");
+        assertThat(credentials.providerName()).isPresent().hasValue("v,w");
     }
 
     private void verifySessionCredentials(AwsCredentials credentials, String expiration) {
diff --git a/core/auth/src/test/java/software/amazon/awssdk/auth/credentials/StaticCredentialsProviderTest.java b/core/auth/src/test/java/software/amazon/awssdk/auth/credentials/StaticCredentialsProviderTest.java
index d02b633dfd2e..5502610543b1 100644
--- a/core/auth/src/test/java/software/amazon/awssdk/auth/credentials/StaticCredentialsProviderTest.java
+++ b/core/auth/src/test/java/software/amazon/awssdk/auth/credentials/StaticCredentialsProviderTest.java
@@ -19,6 +19,7 @@
 import static org.assertj.core.api.Assertions.assertThatThrownBy;
 
 import org.junit.jupiter.api.Test;
+import software.amazon.awssdk.core.useragent.BusinessMetricFeatureId;
 
 class StaticCredentialsProviderTest {
     @Test
@@ -39,6 +40,7 @@ void getAwsCredentialsWithAccountId_ReturnsSameCredentials() {
                                                         .build();
         AwsCredentials actualCredentials = StaticCredentialsProvider.create(credentials).resolveCredentials();
         assertThat(actualCredentials).isEqualTo(credentials);
+        assertThat(actualCredentials.providerName()).isPresent().contains(BusinessMetricFeatureId.CREDENTIALS_CODE.value());
     }
 
 
@@ -48,7 +50,7 @@ void getSessionAwsCredentials_ReturnsSameCredentials() {
         AwsCredentials actualCredentials = StaticCredentialsProvider.create(credentials).resolveCredentials();
         assertThat(credentials).isEqualTo(actualCredentials);
         assertThat(credentials.providerName()).isNotPresent();
-        assertThat(actualCredentials.providerName()).isPresent();
+        assertThat(actualCredentials.providerName()).isPresent().contains(BusinessMetricFeatureId.CREDENTIALS_CODE.value());
     }
 
     @Test
diff --git a/core/auth/src/test/java/software/amazon/awssdk/auth/credentials/SystemSettingCredentialsProvidersTest.java b/core/auth/src/test/java/software/amazon/awssdk/auth/credentials/SystemSettingCredentialsProvidersTest.java
index 8961c5d0a18c..9ecc620a5af4 100644
--- a/core/auth/src/test/java/software/amazon/awssdk/auth/credentials/SystemSettingCredentialsProvidersTest.java
+++ b/core/auth/src/test/java/software/amazon/awssdk/auth/credentials/SystemSettingCredentialsProvidersTest.java
@@ -22,13 +22,16 @@
 import java.util.List;
 import java.util.Optional;
 import java.util.function.Consumer;
+import org.assertj.core.api.Assertions;
 import org.junit.jupiter.api.AfterEach;
 import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
 import org.junit.jupiter.params.ParameterizedTest;
 import org.junit.jupiter.params.provider.Arguments;
 import org.junit.jupiter.params.provider.MethodSource;
 import software.amazon.awssdk.core.SdkSystemSetting;
 import software.amazon.awssdk.core.exception.SdkClientException;
+import software.amazon.awssdk.core.useragent.BusinessMetricFeatureId;
 import software.amazon.awssdk.testutils.EnvironmentVariableHelper;
 import software.amazon.awssdk.utils.Pair;
 
@@ -66,7 +69,9 @@ void configureEnvVars_resolveCredentials(String description,
         configureEnvironmentVariables(systemSettings);
         EnvironmentVariableCredentialsProvider provider = EnvironmentVariableCredentialsProvider.create();
         if (expected != null) {
-            assertThat(provider.resolveCredentials()).satisfies(expected);
+            AwsCredentials resolvedCredentials = provider.resolveCredentials();
+            assertThat(resolvedCredentials).satisfies(expected);
+            assertThat(resolvedCredentials.providerName()).isPresent().contains(BusinessMetricFeatureId.CREDENTIALS_ENV_VARS.value());
         } else {
             assertThatThrownBy(provider::resolveCredentials).isInstanceOf(SdkClientException.class);
         }
@@ -80,7 +85,9 @@ void configureSystemProperties_resolveCredentials(String description,
         configureSystemProperties(systemSettings);
         SystemPropertyCredentialsProvider provider = SystemPropertyCredentialsProvider.create();
         if (expected != null) {
-            assertThat(provider.resolveCredentials()).satisfies(expected);
+            AwsCredentials resolvedCredentials = provider.resolveCredentials();
+            assertThat(resolvedCredentials).satisfies(expected);
+            assertThat(resolvedCredentials.providerName()).isPresent().contains(BusinessMetricFeatureId.CREDENTIALS_JVM_SYSTEM_PROPERTIES.value());
         } else {
             assertThatThrownBy(provider::resolveCredentials).isInstanceOf(SdkClientException.class);
         }
@@ -123,6 +130,18 @@ private static List<Arguments> config() {
         );
     }
 
+    @Test
+    void testEnvVarsClassName() {
+        EnvironmentVariableCredentialsProvider provider = EnvironmentVariableCredentialsProvider.create();
+        Assertions.assertThat(provider.toString()).contains("EnvironmentVariableCredentialsProvider");
+    }
+
+    @Test
+    void testSystemPropertyClassName() {
+        SystemPropertyCredentialsProvider provider = SystemPropertyCredentialsProvider.create();
+        Assertions.assertThat(provider.toString()).contains("SystemPropertyCredentialsProvider");
+    }
+
     private void configureEnvironmentVariables(List<Pair<SdkSystemSetting, String>> systemSettings) {
         for (Pair<SdkSystemSetting, String> setting : systemSettings) {
             ENVIRONMENT_VARIABLE_HELPER.set(setting.left(), setting.right());
diff --git a/core/auth/src/test/java/software/amazon/awssdk/auth/credentials/SystemSettingsCredentialsProviderTest.java b/core/auth/src/test/java/software/amazon/awssdk/auth/credentials/SystemSettingsCredentialsProviderTest.java
index 81905de526ac..95cfc899460f 100644
--- a/core/auth/src/test/java/software/amazon/awssdk/auth/credentials/SystemSettingsCredentialsProviderTest.java
+++ b/core/auth/src/test/java/software/amazon/awssdk/auth/credentials/SystemSettingsCredentialsProviderTest.java
@@ -47,7 +47,7 @@ void systemPropertyCredentialsProvider_resolveCredentials_returnsCredentialsWith
         AwsCredentials credentials = SystemPropertyCredentialsProvider.create().resolveCredentials();
         assertThat(credentials.accessKeyId()).isEqualTo("akid1");
         assertThat(credentials.secretAccessKey()).isEqualTo("skid1");
-        assertThat(credentials.providerName()).isPresent().contains("SystemPropertyCredentialsProvider");
+        assertThat(credentials.providerName()).isPresent().contains("f");
     }
 
     @Test
@@ -55,6 +55,6 @@ void environmentVariableCredentialsProvider_resolveCredentials_returnsCredential
         AwsCredentials credentials = EnvironmentVariableCredentialsProvider.create().resolveCredentials();
         assertThat(credentials.accessKeyId()).isEqualTo("akid2");
         assertThat(credentials.secretAccessKey()).isEqualTo("skid2");
-        assertThat(credentials.providerName()).isPresent().contains("EnvironmentVariableCredentialsProvider");
+        assertThat(credentials.providerName()).isPresent().contains("g");
     }
 }
diff --git a/core/sdk-core/src/main/java/software/amazon/awssdk/core/internal/http/pipeline/stages/ApplyUserAgentStage.java b/core/sdk-core/src/main/java/software/amazon/awssdk/core/internal/http/pipeline/stages/ApplyUserAgentStage.java
index ef1e3fb2cc9d..744b1f4a5d8d 100644
--- a/core/sdk-core/src/main/java/software/amazon/awssdk/core/internal/http/pipeline/stages/ApplyUserAgentStage.java
+++ b/core/sdk-core/src/main/java/software/amazon/awssdk/core/internal/http/pipeline/stages/ApplyUserAgentStage.java
@@ -15,23 +15,20 @@
 
 package software.amazon.awssdk.core.internal.http.pipeline.stages;
 
-import static software.amazon.awssdk.core.internal.useragent.UserAgentConstant.AUTH_SOURCE;
 import static software.amazon.awssdk.core.internal.useragent.UserAgentConstant.BUSINESS_METADATA;
-import static software.amazon.awssdk.core.internal.useragent.UserAgentConstant.CONFIG_METADATA;
 import static software.amazon.awssdk.core.internal.useragent.UserAgentConstant.SLASH;
 import static software.amazon.awssdk.core.internal.useragent.UserAgentConstant.SPACE;
 import static software.amazon.awssdk.core.internal.useragent.UserAgentConstant.appendSpaceAndField;
-import static software.amazon.awssdk.core.internal.useragent.UserAgentConstant.uaPair;
 import static software.amazon.awssdk.utils.StringUtils.trim;
 
 import java.util.ArrayList;
+import java.util.Arrays;
 import java.util.Collection;
+import java.util.Collections;
 import java.util.List;
 import java.util.Optional;
-import java.util.concurrent.CompletableFuture;
 import software.amazon.awssdk.annotations.SdkInternalApi;
 import software.amazon.awssdk.core.ApiName;
-import software.amazon.awssdk.core.SelectedAuthScheme;
 import software.amazon.awssdk.core.client.config.SdkAdvancedClientOption;
 import software.amazon.awssdk.core.client.config.SdkClientConfiguration;
 import software.amazon.awssdk.core.client.config.SdkClientOption;
@@ -40,12 +37,10 @@
 import software.amazon.awssdk.core.internal.http.HttpClientDependencies;
 import software.amazon.awssdk.core.internal.http.RequestExecutionContext;
 import software.amazon.awssdk.core.internal.http.pipeline.MutableRequestToRequestPipeline;
-import software.amazon.awssdk.core.internal.useragent.IdentityProviderNameMapping;
 import software.amazon.awssdk.core.useragent.AdditionalMetadata;
 import software.amazon.awssdk.core.useragent.BusinessMetricCollection;
 import software.amazon.awssdk.http.SdkHttpFullRequest;
 import software.amazon.awssdk.identity.spi.Identity;
-import software.amazon.awssdk.utils.CollectionUtils;
 import software.amazon.awssdk.utils.CompletableFutureUtils;
 import software.amazon.awssdk.utils.Logger;
 import software.amazon.awssdk.utils.Pair;
@@ -118,10 +113,6 @@ private String finalizeUserAgent(RequestExecutionContext context) {
             userAgentMetadata.forEach(s -> javaUserAgent.append(SPACE).append(s));
         }
 
-        //add remaining SDK user agent properties
-        identityProviderName(context.executionAttributes()).ifPresent(
-            authSource -> appendSpaceAndField(javaUserAgent, CONFIG_METADATA, uaPair(AUTH_SOURCE, authSource)));
-
         Optional<String> businessMetrics = getBusinessMetricsString(context.executionAttributes(), groupedApiNames.right());
         businessMetrics.ifPresent(
             metrics -> appendSpaceAndField(javaUserAgent, BUSINESS_METADATA, metrics)
@@ -156,29 +147,33 @@ private static Optional<String> getBusinessMetricsString(ExecutionAttributes exe
                                                              Collection<String> metricsFromApiNames) {
         BusinessMetricCollection businessMetrics =
             executionAttributes.getAttribute(SdkInternalExecutionAttribute.BUSINESS_METRICS);
-        if (businessMetrics == null && CollectionUtils.isNullOrEmpty(metricsFromApiNames)) {
-            return Optional.empty();
-        }
         if (businessMetrics == null) {
             businessMetrics = new BusinessMetricCollection();
         }
         businessMetrics.merge(metricsFromApiNames);
-        return Optional.of(businessMetrics.asBoundedString());
-    }
 
-    private static Optional<String> identityProviderName(ExecutionAttributes executionAttributes) {
-        SelectedAuthScheme<?> selectedAuthScheme = executionAttributes
-            .getAttribute(SdkInternalExecutionAttribute.SELECTED_AUTH_SCHEME);
-        if (selectedAuthScheme == null) {
+        credentialProviderBusinessMetrics(executionAttributes).ifPresent(businessMetrics::merge);
+        
+        if (businessMetrics.recordedMetrics().isEmpty()) {
             return Optional.empty();
         }
-        return providerNameFromIdentity(selectedAuthScheme);
+        
+        return Optional.of(businessMetrics.asBoundedString());
     }
 
-    private static <T extends Identity> Optional<String> providerNameFromIdentity(SelectedAuthScheme<T> selectedAuthScheme) {
-        CompletableFuture<? extends T> identityFuture = selectedAuthScheme.identity();
-        T identity = CompletableFutureUtils.joinLikeSync(identityFuture);
-        return identity.providerName().flatMap(IdentityProviderNameMapping::mapFrom);
+    private static Optional<Collection<String>> credentialProviderBusinessMetrics(
+        ExecutionAttributes executionAttributes) {
+        return Optional.ofNullable(
+                           executionAttributes.getAttribute(SdkInternalExecutionAttribute.SELECTED_AUTH_SCHEME))
+                       .map(selectedAuthScheme ->
+                                CompletableFutureUtils.joinLikeSync(selectedAuthScheme.identity()))
+                       .flatMap(Identity::providerName)
+                       .map(providerName -> {
+                           if (StringUtils.isBlank(providerName)) {
+                               return Collections.emptyList();
+                           }
+                           return Arrays.asList(providerName.split(","));
+                       });
     }
 
     /**
diff --git a/core/sdk-core/src/main/java/software/amazon/awssdk/core/useragent/BusinessMetricFeatureId.java b/core/sdk-core/src/main/java/software/amazon/awssdk/core/useragent/BusinessMetricFeatureId.java
index 7f1483d56895..884f57bf5691 100644
--- a/core/sdk-core/src/main/java/software/amazon/awssdk/core/useragent/BusinessMetricFeatureId.java
+++ b/core/sdk-core/src/main/java/software/amazon/awssdk/core/useragent/BusinessMetricFeatureId.java
@@ -22,7 +22,7 @@
 /**
  * An enum class representing a short form of identity providers to record in the UA string.
  *
- * Unimplemented metrics: I,J,K,M,O,S,U-c,e-[latest]
+ * Unimplemented metrics: I,J,K,M,O,S,U-c
  * Unsupported metrics (these will never be added): A,H
  */
 @SdkProtectedApi
@@ -42,6 +42,27 @@ public enum BusinessMetricFeatureId {
     RESOLVED_ACCOUNT_ID("T"),
     DDB_MAPPER("d"),
     BEARER_SERVICE_ENV_VARS("3"),
+    CREDENTIALS_CODE("e"),
+    CREDENTIALS_JVM_SYSTEM_PROPERTIES("f"),
+    CREDENTIALS_ENV_VARS("g"),
+    CREDENTIALS_ENV_VARS_STS_WEB_ID_TOKEN("h"),
+    CREDENTIALS_STS_ASSUME_ROLE("i"),
+    CREDENTIALS_STS_ASSUME_ROLE_SAML("j"),
+    CREDENTIALS_STS_ASSUME_ROLE_WEB_ID("k"),
+    CREDENTIALS_STS_FEDERATION_TOKEN("l"),
+    CREDENTIALS_STS_SESSION_TOKEN("m"),
+    CREDENTIALS_PROFILE("n"),
+    CREDENTIALS_PROFILE_SOURCE_PROFILE("o"),
+    CREDENTIALS_PROFILE_NAMED_PROVIDER("p"),
+    CREDENTIALS_PROFILE_STS_WEB_ID_TOKEN("q"),
+    CREDENTIALS_PROFILE_SSO("r"),
+    CREDENTIALS_SSO("s"),
+    CREDENTIALS_PROFILE_SSO_LEGACY("t"),
+    CREDENTIALS_SSO_LEGACY("u"),
+    CREDENTIALS_PROFILE_PROCESS("v"),
+    CREDENTIALS_PROCESS("w"),
+    CREDENTIALS_HTTP("z"),
+    CREDENTIALS_IMDS("0"),
     UNKNOWN("Unknown");
 
     private static final Map<String, BusinessMetricFeatureId> VALUE_MAP =
diff --git a/core/sdk-core/src/test/java/software/amazon/awssdk/core/internal/http/pipeline/stages/ApplyUserAgentStageTest.java b/core/sdk-core/src/test/java/software/amazon/awssdk/core/internal/http/pipeline/stages/ApplyUserAgentStageTest.java
index d02654a78071..4db0103b7e3c 100644
--- a/core/sdk-core/src/test/java/software/amazon/awssdk/core/internal/http/pipeline/stages/ApplyUserAgentStageTest.java
+++ b/core/sdk-core/src/test/java/software/amazon/awssdk/core/internal/http/pipeline/stages/ApplyUserAgentStageTest.java
@@ -60,7 +60,7 @@ public class ApplyUserAgentStageTest {
                                  (HttpSigner<Identity>) Mockito.mock(HttpSigner.class),
                                  AuthSchemeOption.builder().schemeId("mock").build());
 
-    private static final String PROVIDER_SOURCE = "ProcessCredentialsProvider";
+    private static final String PROVIDER_SOURCE = "w";
     private static final AwsCredentialsIdentity IDENTITY_WITHOUT_SOURCE =
         AwsCredentialsIdentity.create("akid", "secret");
 
@@ -149,7 +149,7 @@ public void when_identityContainsProvider_authSourceIsPresent() throws Exception
 
         List<String> userAgentHeaders = request.headers().get(HEADER_USER_AGENT);
         assertThat(userAgentHeaders).isNotNull().hasSize(1);
-        assertThat(userAgentHeaders.get(0)).contains("auth-source#proc");
+        assertThat(userAgentHeaders.get(0)).contains("m/w");
     }
 
     private static HttpClientDependencies dependencies(String clientUserAgent) {
diff --git a/services/sso/src/main/java/software/amazon/awssdk/services/sso/auth/SsoCredentialsProvider.java b/services/sso/src/main/java/software/amazon/awssdk/services/sso/auth/SsoCredentialsProvider.java
index ce4fbaf2ca97..e0e406b58464 100644
--- a/services/sso/src/main/java/software/amazon/awssdk/services/sso/auth/SsoCredentialsProvider.java
+++ b/services/sso/src/main/java/software/amazon/awssdk/services/sso/auth/SsoCredentialsProvider.java
@@ -25,11 +25,13 @@
 import software.amazon.awssdk.auth.credentials.AwsCredentials;
 import software.amazon.awssdk.auth.credentials.AwsCredentialsProvider;
 import software.amazon.awssdk.auth.credentials.AwsSessionCredentials;
+import software.amazon.awssdk.core.useragent.BusinessMetricFeatureId;
 import software.amazon.awssdk.services.sso.SsoClient;
 import software.amazon.awssdk.services.sso.internal.SessionCredentialsHolder;
 import software.amazon.awssdk.services.sso.model.GetRoleCredentialsRequest;
 import software.amazon.awssdk.services.sso.model.RoleCredentials;
 import software.amazon.awssdk.utils.SdkAutoCloseable;
+import software.amazon.awssdk.utils.StringUtils;
 import software.amazon.awssdk.utils.builder.CopyableBuilder;
 import software.amazon.awssdk.utils.builder.ToCopyableBuilder;
 import software.amazon.awssdk.utils.cache.CachedSupplier;
@@ -51,7 +53,7 @@
 @SdkPublicApi
 public final class SsoCredentialsProvider implements AwsCredentialsProvider, SdkAutoCloseable,
                                                      ToCopyableBuilder<SsoCredentialsProvider.Builder, SsoCredentialsProvider> {
-    private static final String PROVIDER_NAME = "SsoCredentialsProvider";
+    private static final String PROVIDER_NAME = BusinessMetricFeatureId.CREDENTIALS_SSO.value();
 
     private static final Duration DEFAULT_STALE_TIME = Duration.ofMinutes(1);
     private static final Duration DEFAULT_PREFETCH_TIME = Duration.ofMinutes(5);
@@ -59,6 +61,8 @@ public final class SsoCredentialsProvider implements AwsCredentialsProvider, Sdk
     private static final String ASYNC_THREAD_NAME = "sdk-sso-credentials-provider";
 
     private final Supplier<GetRoleCredentialsRequest> getRoleCredentialsRequestSupplier;
+    private final String sourceFeatureId;
+    private final String providerName;
 
     private final SsoClient ssoClient;
     private final Duration staleTime;
@@ -77,6 +81,11 @@ private SsoCredentialsProvider(BuilderImpl builder) {
 
         this.staleTime = Optional.ofNullable(builder.staleTime).orElse(DEFAULT_STALE_TIME);
         this.prefetchTime = Optional.ofNullable(builder.prefetchTime).orElse(DEFAULT_PREFETCH_TIME);
+        this.sourceFeatureId = builder.sourceFeatureId;
+
+        this.providerName = StringUtils.isEmpty(builder.sourceFeatureId)
+            ? PROVIDER_NAME 
+            : builder.sourceFeatureId + "," + PROVIDER_NAME;
 
         this.asyncCredentialUpdateEnabled = builder.asyncCredentialUpdateEnabled;
         CachedSupplier.Builder<SessionCredentialsHolder> cacheBuilder =
@@ -95,11 +104,11 @@ private SsoCredentialsProvider(BuilderImpl builder) {
      */
     private RefreshResult<SessionCredentialsHolder> updateSsoCredentials() {
         SessionCredentialsHolder credentials = getUpdatedCredentials(ssoClient);
-        Instant acutalTokenExpiration = credentials.sessionCredentialsExpiration();
+        Instant actualTokenExpiration = credentials.sessionCredentialsExpiration();
 
         return RefreshResult.builder(credentials)
-                            .staleTime(acutalTokenExpiration.minus(staleTime))
-                            .prefetchTime(acutalTokenExpiration.minus(prefetchTime))
+                            .staleTime(actualTokenExpiration.minus(staleTime))
+                            .prefetchTime(actualTokenExpiration.minus(prefetchTime))
                             .build();
     }
 
@@ -112,11 +121,15 @@ private SessionCredentialsHolder getUpdatedCredentials(SsoClient ssoClient) {
                                                                         .secretAccessKey(roleCredentials.secretAccessKey())
                                                                         .sessionToken(roleCredentials.sessionToken())
                                                                         .accountId(request.accountId())
-                                                                        .providerName(PROVIDER_NAME)
+                                                                        .providerName(providerName())
                                                                         .build();
         return new SessionCredentialsHolder(sessionCredentials, Instant.ofEpochMilli(roleCredentials.expiration()));
     }
 
+    private String providerName() {
+        return this.providerName;
+    }
+
     /**
      * The amount of time, relative to session token expiration, that the cached credentials are considered stale and
      * should no longer be used. All threads will block until the value is updated.
@@ -206,6 +219,13 @@ public interface Builder extends CopyableBuilder<Builder, SsoCredentialsProvider
          */
         Builder refreshRequest(Supplier<GetRoleCredentialsRequest> getRoleCredentialsRequestSupplier);
 
+        /**
+         * An optional string list of {@link BusinessMetricFeatureId} denoting previous
+         * credentials providers that are chained with this one. This method is primarily intended for use by AWS SDK internal
+         * components and should not be used directly by external users.
+         */
+        Builder sourceFeatureId(String sourceFeatureId);
+
         /**
          * Create a {@link SsoCredentialsProvider} using the configuration applied to this builder.
          * @return
@@ -220,6 +240,7 @@ protected static final class BuilderImpl implements Builder {
         private Duration staleTime;
         private Duration prefetchTime;
         private Supplier<GetRoleCredentialsRequest> getRoleCredentialsRequestSupplier;
+        private String sourceFeatureId;
 
         BuilderImpl() {
 
@@ -231,6 +252,7 @@ public BuilderImpl(SsoCredentialsProvider provider) {
             this.staleTime = provider.staleTime;
             this.prefetchTime = provider.prefetchTime;
             this.getRoleCredentialsRequestSupplier = provider.getRoleCredentialsRequestSupplier;
+            this.sourceFeatureId = provider.sourceFeatureId;
         }
 
         @Override
@@ -268,6 +290,12 @@ public Builder refreshRequest(Supplier<GetRoleCredentialsRequest> getRoleCredent
             return this;
         }
 
+        @Override
+        public Builder sourceFeatureId(String sourceFeatureId) {
+            this.sourceFeatureId = sourceFeatureId;
+            return this;
+        }
+
         @Override
         public SsoCredentialsProvider build() {
             return new SsoCredentialsProvider(this);
diff --git a/services/sso/src/main/java/software/amazon/awssdk/services/sso/auth/SsoProfileCredentialsProviderFactory.java b/services/sso/src/main/java/software/amazon/awssdk/services/sso/auth/SsoProfileCredentialsProviderFactory.java
index f3b910c3e1fa..9584f22f4576 100644
--- a/services/sso/src/main/java/software/amazon/awssdk/services/sso/auth/SsoProfileCredentialsProviderFactory.java
+++ b/services/sso/src/main/java/software/amazon/awssdk/services/sso/auth/SsoProfileCredentialsProviderFactory.java
@@ -63,10 +63,7 @@ public class SsoProfileCredentialsProviderFactory implements ProfileCredentialsP
      */
     @Override
     public AwsCredentialsProvider create(ProfileProviderCredentialsContext credentialsContext) {
-        return new SsoProfileCredentialsProvider(credentialsContext.profile(),
-                                                 credentialsContext.profileFile(),
-                                                 sdkTokenProvider(credentialsContext.profile(),
-                                                                  credentialsContext.profileFile()));
+        return new SsoProfileCredentialsProvider(credentialsContext, sdkTokenProvider(credentialsContext));
     }
 
     /**
@@ -74,26 +71,27 @@ public AwsCredentialsProvider create(ProfileProviderCredentialsContext credentia
      * This method is only used for testing.
      */
     @SdkTestInternalApi
-    public AwsCredentialsProvider create(Profile profile, ProfileFile profileFile,
+    public AwsCredentialsProvider create(ProfileProviderCredentialsContext credentialsContext,
                                          SdkTokenProvider tokenProvider) {
-        return new SsoProfileCredentialsProvider(profile, profileFile, tokenProvider);
+        return new SsoProfileCredentialsProvider(credentialsContext, tokenProvider);
     }
 
     /**
      * A wrapper for a {@link SsoCredentialsProvider} that is returned by this factory when {@link
-     * #create(ProfileProviderCredentialsContext)} * or {@link #create(Profile, ProfileFile, SdkTokenProvider)} is invoked. This
-     * wrapper is important because it ensures * the parent credentials provider is closed when the sso credentials provider is no
-     * longer needed.
+     * #create(ProfileProviderCredentialsContext)} * or {@link #create(ProfileProviderCredentialsContext, SdkTokenProvider)}
+     * is invoked. This wrapper is important because it ensures * the parent credentials provider is closed when the sso
+     * credentials provider is no longer needed.
      */
     private static final class SsoProfileCredentialsProvider implements AwsCredentialsProvider, SdkAutoCloseable {
         private final SsoClient ssoClient;
         private final SsoCredentialsProvider credentialsProvider;
 
-        private SsoProfileCredentialsProvider(Profile profile, ProfileFile profileFile,
+        private SsoProfileCredentialsProvider(ProfileProviderCredentialsContext credentialsContext,
                                               SdkTokenProvider tokenProvider) {
+            Profile profile = credentialsContext.profile();
             String ssoAccountId = profile.properties().get(ProfileProperty.SSO_ACCOUNT_ID);
             String ssoRoleName = profile.properties().get(ProfileProperty.SSO_ROLE_NAME);
-            String ssoRegion = regionFromProfileOrSession(profile, profileFile);
+            String ssoRegion = regionFromProfileOrSession(profile, credentialsContext.profileFile());
 
             this.ssoClient = SsoClient.builder()
                                       .credentialsProvider(AnonymousCredentialsProvider.create())
@@ -114,6 +112,7 @@ private SsoProfileCredentialsProvider(Profile profile, ProfileFile profileFile,
             this.credentialsProvider = SsoCredentialsProvider.builder()
                                                              .ssoClient(ssoClient)
                                                              .refreshRequest(supplier)
+                                                             .sourceFeatureId(credentialsContext.sourceFeatureId())
                                                              .build();
         }
 
@@ -157,7 +156,9 @@ private static Profile ssoSessionInProfile(String sessionName, ProfileFile profi
         return ssoProfile;
     }
 
-    private static SdkTokenProvider sdkTokenProvider(Profile profile, ProfileFile profileFile) {
+    private static SdkTokenProvider sdkTokenProvider(ProfileProviderCredentialsContext credentialsContext) {
+        Profile profile = credentialsContext.profile();
+        ProfileFile profileFile = credentialsContext.profileFile();
         Optional<String> ssoSession = profile.property(ProfileSection.SSO_SESSION.getPropertyKeyName());
 
 
@@ -172,11 +173,9 @@ private static SdkTokenProvider sdkTokenProvider(Profile profile, ProfileFile pr
                                           .profileFile(() -> profileFile)
                                           .profileName(profile.name())
                                           .build());
-        } else {
-            return new SsoAccessTokenProvider(generateCachedTokenPath(
-                profile.properties().get(ProfileProperty.SSO_START_URL), TOKEN_DIRECTORY));
-
         }
+        return new SsoAccessTokenProvider(generateCachedTokenPath(profile.properties().get(ProfileProperty.SSO_START_URL),
+                                                                  TOKEN_DIRECTORY));
     }
 
     private static void validateCommonProfileProperties(Profile profile, Profile ssoSessionProfileFile, String propertyName) {
diff --git a/services/sso/src/test/java/software/amazon/awssdk/services/sso/auth/SsoCredentialsProviderTest.java b/services/sso/src/test/java/software/amazon/awssdk/services/sso/auth/SsoCredentialsProviderTest.java
index 9540a77ba6c6..d7be6cdd852c 100644
--- a/services/sso/src/test/java/software/amazon/awssdk/services/sso/auth/SsoCredentialsProviderTest.java
+++ b/services/sso/src/test/java/software/amazon/awssdk/services/sso/auth/SsoCredentialsProviderTest.java
@@ -27,6 +27,7 @@
 import org.junit.jupiter.api.Test;
 import org.mockito.Mockito;
 import software.amazon.awssdk.auth.credentials.AwsSessionCredentials;
+import software.amazon.awssdk.core.useragent.BusinessMetricFeatureId;
 import software.amazon.awssdk.services.sso.SsoClient;
 import software.amazon.awssdk.services.sso.model.GetRoleCredentialsRequest;
 import software.amazon.awssdk.services.sso.model.GetRoleCredentialsResponse;
@@ -136,7 +137,7 @@ private void callClientWithCredentialsProvider(Instant credentialsExpirationDate
                 assertThat(actualCredentials.accessKeyId()).isEqualTo("a");
                 assertThat(actualCredentials.secretAccessKey()).isEqualTo("b");
                 assertThat(actualCredentials.sessionToken()).isEqualTo("c");
-                assertThat(actualCredentials.providerName()).isPresent().contains("SsoCredentialsProvider");
+                assertThat(actualCredentials.providerName()).isPresent().contains(BusinessMetricFeatureId.CREDENTIALS_SSO.value());
                 assertThat(actualCredentials.accountId()).isPresent().contains("123456789");
             }
         }
diff --git a/services/sso/src/test/java/software/amazon/awssdk/services/sso/auth/SsoProfileCredentialsProviderFactoryTest.java b/services/sso/src/test/java/software/amazon/awssdk/services/sso/auth/SsoProfileCredentialsProviderFactoryTest.java
index c5cb2b57834d..8da326bf589f 100644
--- a/services/sso/src/test/java/software/amazon/awssdk/services/sso/auth/SsoProfileCredentialsProviderFactoryTest.java
+++ b/services/sso/src/test/java/software/amazon/awssdk/services/sso/auth/SsoProfileCredentialsProviderFactoryTest.java
@@ -79,9 +79,12 @@ public void createSsoCredentialsProviderWithFactorySucceed() throws IOException
             cachedTokenFilePath);
 
         SsoProfileCredentialsProviderFactory factory = new SsoProfileCredentialsProviderFactory();
-        assertThat(factory.create(profileFile.profile("foo").get(),
-                                  profileFile,
-                                  tokenProvider)).isInstanceOf(AwsCredentialsProvider.class);
+        assertThat(factory.create(ProfileProviderCredentialsContext.builder()
+                                                                   .profile(profileFile.profile("foo").get())
+                                                                   .profileFile(profileFile)
+                                                                   .build(),
+                                  tokenProvider))
+            .isInstanceOf(AwsCredentialsProvider.class);
     }
 
     private Path prepareTestCachedTokenFile(String tokenFileContent, String generatedTokenFileName) throws IOException {
@@ -169,7 +172,10 @@ public void tokenResolvedFromTokenProvider(@Mock SdkTokenProvider sdkTokenProvid
                                              "sso_start_url=https//d-abc123.awsapps.com/start");
         SsoProfileCredentialsProviderFactory factory = new SsoProfileCredentialsProviderFactory();
         when(sdkTokenProvider.resolveToken()).thenReturn(SsoAccessToken.builder().accessToken("sample").expiresAt(Instant.now()).build());
-        AwsCredentialsProvider credentialsProvider = factory.create(profileFile.profile("test").get(), profileFile, sdkTokenProvider);
+        AwsCredentialsProvider credentialsProvider = factory.create(ProfileProviderCredentialsContext.builder()
+                                                                                                     .profile(profileFile.profile("test").get())
+                                                                                                     .profileFile(profileFile)
+                                                                                                     .build(), sdkTokenProvider);
         try {
             credentialsProvider.resolveCredentials();
         } catch (Exception e) {
diff --git a/services/sts/src/main/java/software/amazon/awssdk/services/sts/auth/StsAssumeRoleCredentialsProvider.java b/services/sts/src/main/java/software/amazon/awssdk/services/sts/auth/StsAssumeRoleCredentialsProvider.java
index a59570be0103..34a2dcd76f90 100644
--- a/services/sts/src/main/java/software/amazon/awssdk/services/sts/auth/StsAssumeRoleCredentialsProvider.java
+++ b/services/sts/src/main/java/software/amazon/awssdk/services/sts/auth/StsAssumeRoleCredentialsProvider.java
@@ -25,9 +25,11 @@
 import software.amazon.awssdk.annotations.ThreadSafe;
 import software.amazon.awssdk.auth.credentials.AwsCredentialsProvider;
 import software.amazon.awssdk.auth.credentials.AwsSessionCredentials;
+import software.amazon.awssdk.core.useragent.BusinessMetricFeatureId;
 import software.amazon.awssdk.services.sts.StsClient;
 import software.amazon.awssdk.services.sts.model.AssumeRoleRequest;
 import software.amazon.awssdk.services.sts.model.AssumeRoleResponse;
+import software.amazon.awssdk.utils.StringUtils;
 import software.amazon.awssdk.utils.ToString;
 import software.amazon.awssdk.utils.Validate;
 import software.amazon.awssdk.utils.builder.ToCopyableBuilder;
@@ -49,8 +51,10 @@
 public final class StsAssumeRoleCredentialsProvider
     extends StsCredentialsProvider
     implements ToCopyableBuilder<StsAssumeRoleCredentialsProvider.Builder, StsAssumeRoleCredentialsProvider> {
-    private static final String PROVIDER_NAME = "StsAssumeRoleCredentialsProvider";
+    private static final String PROVIDER_NAME = BusinessMetricFeatureId.CREDENTIALS_STS_ASSUME_ROLE.value();
     private final Supplier<AssumeRoleRequest> assumeRoleRequestSupplier;
+    private final String sourceFeatureId;
+    private final String providerName;
 
     /**
      * @see #builder()
@@ -60,6 +64,10 @@ private StsAssumeRoleCredentialsProvider(Builder builder) {
         Validate.notNull(builder.assumeRoleRequestSupplier, "Assume role request must not be null.");
 
         this.assumeRoleRequestSupplier = builder.assumeRoleRequestSupplier;
+        this.sourceFeatureId = builder.sourceFeatureId;
+        this.providerName = StringUtils.isEmpty(builder.sourceFeatureId)
+            ? PROVIDER_NAME 
+            : builder.sourceFeatureId + "," + PROVIDER_NAME;
     }
 
     /**
@@ -75,7 +83,7 @@ protected AwsSessionCredentials getUpdatedCredentials(StsClient stsClient) {
         Validate.notNull(assumeRoleRequest, "Assume role request must not be null.");
         AssumeRoleResponse assumeRoleResponse = stsClient.assumeRole(assumeRoleRequest);
         return fromStsCredentials(assumeRoleResponse.credentials(),
-                                  PROVIDER_NAME,
+                                  providerName(),
                                   accountIdFromArn(assumeRoleResponse.assumedRoleUser()));
     }
 
@@ -93,7 +101,7 @@ public Builder toBuilder() {
 
     @Override
     String providerName() {
-        return PROVIDER_NAME;
+        return this.providerName;
     }
 
     /**
@@ -103,6 +111,7 @@ String providerName() {
     @NotThreadSafe
     public static final class Builder extends BaseBuilder<Builder, StsAssumeRoleCredentialsProvider> {
         private Supplier<AssumeRoleRequest> assumeRoleRequestSupplier;
+        private String sourceFeatureId;
 
         private Builder() {
             super(StsAssumeRoleCredentialsProvider::new);
@@ -111,6 +120,7 @@ private Builder() {
         private Builder(StsAssumeRoleCredentialsProvider provider) {
             super(StsAssumeRoleCredentialsProvider::new, provider);
             this.assumeRoleRequestSupplier = provider.assumeRoleRequestSupplier;
+            this.sourceFeatureId = provider.sourceFeatureId;
         }
 
         /**
@@ -145,6 +155,17 @@ public Builder refreshRequest(Consumer<AssumeRoleRequest.Builder> assumeRoleRequ
             return refreshRequest(AssumeRoleRequest.builder().applyMutation(assumeRoleRequest).build());
         }
 
+        /**
+         * An optional string list of {@link BusinessMetricFeatureId} denoting previous credentials providers
+         * that are chained with this one.
+         * <p><b>Note:</b> This method is primarily intended for use by AWS SDK internal components
+         * and should not be used directly by external users.</p>
+         */
+        public Builder sourceFeatureId(String sourceFeatureId) {
+            this.sourceFeatureId = sourceFeatureId;
+            return this;
+        }
+
         @Override
         public StsAssumeRoleCredentialsProvider build() {
             return super.build();
diff --git a/services/sts/src/main/java/software/amazon/awssdk/services/sts/auth/StsAssumeRoleWithSamlCredentialsProvider.java b/services/sts/src/main/java/software/amazon/awssdk/services/sts/auth/StsAssumeRoleWithSamlCredentialsProvider.java
index 6d99b555e311..4845b1b61c7b 100644
--- a/services/sts/src/main/java/software/amazon/awssdk/services/sts/auth/StsAssumeRoleWithSamlCredentialsProvider.java
+++ b/services/sts/src/main/java/software/amazon/awssdk/services/sts/auth/StsAssumeRoleWithSamlCredentialsProvider.java
@@ -25,9 +25,11 @@
 import software.amazon.awssdk.annotations.ThreadSafe;
 import software.amazon.awssdk.auth.credentials.AwsCredentialsProvider;
 import software.amazon.awssdk.auth.credentials.AwsSessionCredentials;
+import software.amazon.awssdk.core.useragent.BusinessMetricFeatureId;
 import software.amazon.awssdk.services.sts.StsClient;
 import software.amazon.awssdk.services.sts.model.AssumeRoleWithSamlRequest;
 import software.amazon.awssdk.services.sts.model.AssumeRoleWithSamlResponse;
+import software.amazon.awssdk.utils.StringUtils;
 import software.amazon.awssdk.utils.Validate;
 import software.amazon.awssdk.utils.builder.ToCopyableBuilder;
 
@@ -48,8 +50,10 @@
 public final class StsAssumeRoleWithSamlCredentialsProvider
     extends StsCredentialsProvider
     implements ToCopyableBuilder<StsAssumeRoleWithSamlCredentialsProvider.Builder, StsAssumeRoleWithSamlCredentialsProvider> {
-    private static final String PROVIDER_NAME = "StsAssumeRoleWithSamlCredentialsProvider";
+    private static final String PROVIDER_NAME = BusinessMetricFeatureId.CREDENTIALS_STS_ASSUME_ROLE_SAML.value();
     private final Supplier<AssumeRoleWithSamlRequest> assumeRoleWithSamlRequestSupplier;
+    private final String sourceFeatureId;
+    private final String providerName;
 
 
     /**
@@ -60,6 +64,10 @@ private StsAssumeRoleWithSamlCredentialsProvider(Builder builder) {
         Validate.notNull(builder.assumeRoleWithSamlRequestSupplier, "Assume role with SAML request must not be null.");
 
         this.assumeRoleWithSamlRequestSupplier = builder.assumeRoleWithSamlRequestSupplier;
+        this.sourceFeatureId = builder.sourceFeatureId;
+        this.providerName = StringUtils.isEmpty(builder.sourceFeatureId)
+            ? PROVIDER_NAME 
+            : builder.sourceFeatureId + "," + PROVIDER_NAME;
     }
 
     /**
@@ -75,7 +83,7 @@ protected AwsSessionCredentials getUpdatedCredentials(StsClient stsClient) {
         Validate.notNull(assumeRoleWithSamlRequest, "Assume role with saml request must not be null.");
         AssumeRoleWithSamlResponse assumeRoleResponse = stsClient.assumeRoleWithSAML(assumeRoleWithSamlRequest);
         return fromStsCredentials(assumeRoleResponse.credentials(),
-                                  PROVIDER_NAME,
+                                  providerName(),
                                   accountIdFromArn(assumeRoleResponse.assumedRoleUser()));
     }
 
@@ -86,7 +94,7 @@ public Builder toBuilder() {
 
     @Override
     String providerName() {
-        return PROVIDER_NAME;
+        return this.providerName;
     }
 
     /**
@@ -96,6 +104,7 @@ String providerName() {
     @NotThreadSafe
     public static final class Builder extends BaseBuilder<Builder, StsAssumeRoleWithSamlCredentialsProvider> {
         private Supplier<AssumeRoleWithSamlRequest> assumeRoleWithSamlRequestSupplier;
+        private String sourceFeatureId;
 
         private Builder() {
             super(StsAssumeRoleWithSamlCredentialsProvider::new);
@@ -104,6 +113,7 @@ private Builder() {
         public Builder(StsAssumeRoleWithSamlCredentialsProvider provider) {
             super(StsAssumeRoleWithSamlCredentialsProvider::new, provider);
             this.assumeRoleWithSamlRequestSupplier = provider.assumeRoleWithSamlRequestSupplier;
+            this.sourceFeatureId = provider.sourceFeatureId;
         }
 
         /**
@@ -138,6 +148,21 @@ public Builder refreshRequest(Consumer<AssumeRoleWithSamlRequest.Builder> assume
             return refreshRequest(AssumeRoleWithSamlRequest.builder().applyMutation(assumeRoleWithSamlRequest).build());
         }
 
+        /**
+         * Configure the source of this credentials provider. This is used for business metrics tracking
+         * to identify the credential provider chain.
+         * 
+         * <p><b>Note:</b> This method is primarily intended for use by AWS SDK internal components
+         * and should not be used directly by external users.</p>
+         *
+         * @param sourceFeatureId The source identifier for business metrics tracking.
+         * @return This object for chained calls.
+         */
+        public Builder sourceFeatureId(String sourceFeatureId) {
+            this.sourceFeatureId = sourceFeatureId;
+            return this;
+        }
+
         @Override
         public StsAssumeRoleWithSamlCredentialsProvider build() {
             return super.build();
diff --git a/services/sts/src/main/java/software/amazon/awssdk/services/sts/auth/StsAssumeRoleWithWebIdentityCredentialsProvider.java b/services/sts/src/main/java/software/amazon/awssdk/services/sts/auth/StsAssumeRoleWithWebIdentityCredentialsProvider.java
index 4cbb325f7458..1d14fe6fefe1 100644
--- a/services/sts/src/main/java/software/amazon/awssdk/services/sts/auth/StsAssumeRoleWithWebIdentityCredentialsProvider.java
+++ b/services/sts/src/main/java/software/amazon/awssdk/services/sts/auth/StsAssumeRoleWithWebIdentityCredentialsProvider.java
@@ -26,9 +26,11 @@
 import software.amazon.awssdk.annotations.ThreadSafe;
 import software.amazon.awssdk.auth.credentials.AwsCredentialsProvider;
 import software.amazon.awssdk.auth.credentials.AwsSessionCredentials;
+import software.amazon.awssdk.core.useragent.BusinessMetricFeatureId;
 import software.amazon.awssdk.services.sts.StsClient;
 import software.amazon.awssdk.services.sts.model.AssumeRoleWithWebIdentityRequest;
 import software.amazon.awssdk.services.sts.model.AssumeRoleWithWebIdentityResponse;
+import software.amazon.awssdk.utils.StringUtils;
 import software.amazon.awssdk.utils.builder.ToCopyableBuilder;
 
 /**
@@ -49,8 +51,10 @@ public final class StsAssumeRoleWithWebIdentityCredentialsProvider
     extends StsCredentialsProvider
     implements ToCopyableBuilder<StsAssumeRoleWithWebIdentityCredentialsProvider.Builder,
                                  StsAssumeRoleWithWebIdentityCredentialsProvider> {
-    private static final String PROVIDER_NAME = "StsAssumeRoleWithWebIdentityCredentialsProvider";
+    private static final String PROVIDER_NAME = BusinessMetricFeatureId.CREDENTIALS_STS_ASSUME_ROLE_WEB_ID.value();
     private final Supplier<AssumeRoleWithWebIdentityRequest> assumeRoleWithWebIdentityRequest;
+    private final String sourceFeatureId;
+    private final String providerName;
 
     /**
      * @see #builder()
@@ -60,6 +64,10 @@ private StsAssumeRoleWithWebIdentityCredentialsProvider(Builder builder) {
         notNull(builder.assumeRoleWithWebIdentityRequestSupplier, "Assume role with web identity request must not be null.");
 
         this.assumeRoleWithWebIdentityRequest = builder.assumeRoleWithWebIdentityRequestSupplier;
+        this.sourceFeatureId = builder.sourceFeatureId;
+        this.providerName = StringUtils.isEmpty(builder.sourceFeatureId)
+            ? PROVIDER_NAME 
+            : builder.sourceFeatureId + "," + PROVIDER_NAME;
     }
 
     /**
@@ -75,7 +83,7 @@ protected AwsSessionCredentials getUpdatedCredentials(StsClient stsClient) {
         notNull(request, "AssumeRoleWithWebIdentityRequest can't be null");
         AssumeRoleWithWebIdentityResponse assumeRoleResponse = stsClient.assumeRoleWithWebIdentity(request);
         return fromStsCredentials(assumeRoleResponse.credentials(),
-                                  PROVIDER_NAME,
+                                  providerName(),
                                   accountIdFromArn(assumeRoleResponse.assumedRoleUser()));
     }
 
@@ -86,7 +94,7 @@ public Builder toBuilder() {
 
     @Override
     String providerName() {
-        return PROVIDER_NAME;
+        return this.providerName;
     }
 
     /**
@@ -96,6 +104,7 @@ String providerName() {
     @NotThreadSafe
     public static final class Builder extends BaseBuilder<Builder, StsAssumeRoleWithWebIdentityCredentialsProvider> {
         private Supplier<AssumeRoleWithWebIdentityRequest> assumeRoleWithWebIdentityRequestSupplier;
+        private String sourceFeatureId;
 
         private Builder() {
             super(StsAssumeRoleWithWebIdentityCredentialsProvider::new);
@@ -104,6 +113,7 @@ private Builder() {
         public Builder(StsAssumeRoleWithWebIdentityCredentialsProvider provider) {
             super(StsAssumeRoleWithWebIdentityCredentialsProvider::new, provider);
             this.assumeRoleWithWebIdentityRequestSupplier = provider.assumeRoleWithWebIdentityRequest;
+            this.sourceFeatureId = provider.sourceFeatureId;
         }
 
         /**
@@ -139,6 +149,21 @@ public Builder refreshRequest(Consumer<AssumeRoleWithWebIdentityRequest.Builder>
                                                                   .build());
         }
 
+        /**
+         * Configure the source of this credentials provider. This is used for business metrics tracking
+         * to identify the credential provider chain.
+         * 
+         * <p><b>Note:</b> This method is primarily intended for use by AWS SDK internal components
+         * and should not be used directly by external users.</p>
+         *
+         * @param sourceFeatureId The source identifier for business metrics tracking.
+         * @return This object for chained calls.
+         */
+        public Builder sourceFeatureId(String sourceFeatureId) {
+            this.sourceFeatureId = sourceFeatureId;
+            return this;
+        }
+
         @Override
         public StsAssumeRoleWithWebIdentityCredentialsProvider build() {
             return super.build();
diff --git a/services/sts/src/main/java/software/amazon/awssdk/services/sts/auth/StsGetFederationTokenCredentialsProvider.java b/services/sts/src/main/java/software/amazon/awssdk/services/sts/auth/StsGetFederationTokenCredentialsProvider.java
index da28815b686e..b0f78cdbbba9 100644
--- a/services/sts/src/main/java/software/amazon/awssdk/services/sts/auth/StsGetFederationTokenCredentialsProvider.java
+++ b/services/sts/src/main/java/software/amazon/awssdk/services/sts/auth/StsGetFederationTokenCredentialsProvider.java
@@ -23,11 +23,13 @@
 import software.amazon.awssdk.annotations.ThreadSafe;
 import software.amazon.awssdk.auth.credentials.AwsCredentialsProvider;
 import software.amazon.awssdk.auth.credentials.AwsSessionCredentials;
+import software.amazon.awssdk.core.useragent.BusinessMetricFeatureId;
 import software.amazon.awssdk.services.sts.StsClient;
 import software.amazon.awssdk.services.sts.endpoints.internal.Arn;
 import software.amazon.awssdk.services.sts.model.FederatedUser;
 import software.amazon.awssdk.services.sts.model.GetFederationTokenRequest;
 import software.amazon.awssdk.services.sts.model.GetFederationTokenResponse;
+import software.amazon.awssdk.utils.StringUtils;
 import software.amazon.awssdk.utils.Validate;
 import software.amazon.awssdk.utils.builder.ToCopyableBuilder;
 
@@ -48,9 +50,11 @@
 public class StsGetFederationTokenCredentialsProvider
     extends StsCredentialsProvider
     implements ToCopyableBuilder<StsGetFederationTokenCredentialsProvider.Builder, StsGetFederationTokenCredentialsProvider> {
-    private static final String PROVIDER_NAME = "StsGetFederationTokenCredentialsProvider";
+    private static final String PROVIDER_NAME = BusinessMetricFeatureId.CREDENTIALS_STS_FEDERATION_TOKEN.value();
 
     private final GetFederationTokenRequest getFederationTokenRequest;
+    private final String sourceFeatureId;
+    private final String providerName;
 
     /**
      * @see #builder()
@@ -60,6 +64,10 @@ private StsGetFederationTokenCredentialsProvider(Builder builder) {
         Validate.notNull(builder.getFederationTokenRequest, "Get session token request must not be null.");
 
         this.getFederationTokenRequest = builder.getFederationTokenRequest;
+        this.sourceFeatureId = builder.sourceFeatureId;
+        this.providerName = StringUtils.isEmpty(builder.sourceFeatureId)
+            ? PROVIDER_NAME 
+            : builder.sourceFeatureId + "," + PROVIDER_NAME;
     }
 
     /**
@@ -73,7 +81,7 @@ public static Builder builder() {
     protected AwsSessionCredentials getUpdatedCredentials(StsClient stsClient) {
         GetFederationTokenResponse federationToken = stsClient.getFederationToken(getFederationTokenRequest);
         return fromStsCredentials(federationToken.credentials(),
-                                  PROVIDER_NAME,
+                                  providerName(),
                                   accountIdFromArn(federationToken.federatedUser()));
     }
 
@@ -93,7 +101,7 @@ public Builder toBuilder() {
 
     @Override
     String providerName() {
-        return PROVIDER_NAME;
+        return this.providerName;
     }
 
     /**
@@ -103,6 +111,7 @@ String providerName() {
     @NotThreadSafe
     public static final class Builder extends BaseBuilder<Builder, StsGetFederationTokenCredentialsProvider> {
         private GetFederationTokenRequest getFederationTokenRequest;
+        private String sourceFeatureId;
 
         private Builder() {
             super(StsGetFederationTokenCredentialsProvider::new);
@@ -111,6 +120,7 @@ private Builder() {
         public Builder(StsGetFederationTokenCredentialsProvider provider) {
             super(StsGetFederationTokenCredentialsProvider::new, provider);
             this.getFederationTokenRequest = provider.getFederationTokenRequest;
+            this.sourceFeatureId = provider.sourceFeatureId;
         }
 
         /**
@@ -134,6 +144,21 @@ public Builder refreshRequest(Consumer<GetFederationTokenRequest.Builder> getFed
             return refreshRequest(GetFederationTokenRequest.builder().applyMutation(getFederationTokenRequest).build());
         }
 
+        /**
+         * Configure the source of this credentials provider. This is used for business metrics tracking
+         * to identify the credential provider chain.
+         * 
+         * <p><b>Note:</b> This method is primarily intended for use by AWS SDK internal components
+         * and should not be used directly by external users.</p>
+         *
+         * @param sourceFeatureId The source identifier for business metrics tracking.
+         * @return This object for chained calls.
+         */
+        public Builder sourceFeatureId(String sourceFeatureId) {
+            this.sourceFeatureId = sourceFeatureId;
+            return this;
+        }
+
         @Override
         public StsGetFederationTokenCredentialsProvider build() {
             return super.build();
diff --git a/services/sts/src/main/java/software/amazon/awssdk/services/sts/auth/StsGetSessionTokenCredentialsProvider.java b/services/sts/src/main/java/software/amazon/awssdk/services/sts/auth/StsGetSessionTokenCredentialsProvider.java
index 8ca66114d2be..1c31532ba5c4 100644
--- a/services/sts/src/main/java/software/amazon/awssdk/services/sts/auth/StsGetSessionTokenCredentialsProvider.java
+++ b/services/sts/src/main/java/software/amazon/awssdk/services/sts/auth/StsGetSessionTokenCredentialsProvider.java
@@ -23,9 +23,11 @@
 import software.amazon.awssdk.annotations.ThreadSafe;
 import software.amazon.awssdk.auth.credentials.AwsCredentialsProvider;
 import software.amazon.awssdk.auth.credentials.AwsSessionCredentials;
+import software.amazon.awssdk.core.useragent.BusinessMetricFeatureId;
 import software.amazon.awssdk.services.sts.StsClient;
 import software.amazon.awssdk.services.sts.model.GetSessionTokenRequest;
 import software.amazon.awssdk.services.sts.model.GetSessionTokenResponse;
+import software.amazon.awssdk.utils.StringUtils;
 import software.amazon.awssdk.utils.Validate;
 import software.amazon.awssdk.utils.builder.ToCopyableBuilder;
 
@@ -46,9 +48,11 @@
 public class StsGetSessionTokenCredentialsProvider
     extends StsCredentialsProvider
     implements ToCopyableBuilder<StsGetSessionTokenCredentialsProvider.Builder, StsGetSessionTokenCredentialsProvider> {
-    private static final String PROVIDER_NAME = "StsGetSessionTokenCredentialsProvider";
+    private static final String PROVIDER_NAME = BusinessMetricFeatureId.CREDENTIALS_STS_SESSION_TOKEN.value();
 
     private final GetSessionTokenRequest getSessionTokenRequest;
+    private final String sourceFeatureId;
+    private final String providerName;
 
     /**
      * @see #builder()
@@ -58,6 +62,10 @@ private StsGetSessionTokenCredentialsProvider(Builder builder) {
         Validate.notNull(builder.getSessionTokenRequest, "Get session token request must not be null.");
 
         this.getSessionTokenRequest = builder.getSessionTokenRequest;
+        this.sourceFeatureId = builder.sourceFeatureId;
+        this.providerName = StringUtils.isEmpty(builder.sourceFeatureId)
+            ? PROVIDER_NAME 
+            : builder.sourceFeatureId + "," + PROVIDER_NAME;
     }
 
     /**
@@ -70,7 +78,7 @@ public static Builder builder() {
     @Override
     protected AwsSessionCredentials getUpdatedCredentials(StsClient stsClient) {
         GetSessionTokenResponse sessionToken = stsClient.getSessionToken(getSessionTokenRequest);
-        return fromStsCredentials(sessionToken.credentials(), PROVIDER_NAME);
+        return fromStsCredentials(sessionToken.credentials(), providerName());
     }
 
     @Override
@@ -80,7 +88,7 @@ public Builder toBuilder() {
 
     @Override
     String providerName() {
-        return PROVIDER_NAME;
+        return this.providerName;
     }
 
     /**
@@ -90,6 +98,7 @@ String providerName() {
     @NotThreadSafe
     public static final class Builder extends BaseBuilder<Builder, StsGetSessionTokenCredentialsProvider> {
         private GetSessionTokenRequest getSessionTokenRequest = GetSessionTokenRequest.builder().build();
+        private String sourceFeatureId;
 
         private Builder() {
             super(StsGetSessionTokenCredentialsProvider::new);
@@ -98,6 +107,7 @@ private Builder() {
         public Builder(StsGetSessionTokenCredentialsProvider provider) {
             super(StsGetSessionTokenCredentialsProvider::new, provider);
             this.getSessionTokenRequest = provider.getSessionTokenRequest;
+            this.sourceFeatureId = provider.sourceFeatureId;
         }
 
         /**
@@ -122,6 +132,21 @@ public Builder refreshRequest(GetSessionTokenRequest getSessionTokenRequest) {
         public Builder refreshRequest(Consumer<GetSessionTokenRequest.Builder> getFederationTokenRequest) {
             return refreshRequest(GetSessionTokenRequest.builder().applyMutation(getFederationTokenRequest).build());
         }
+
+        /**
+         * Configure the source of this credentials provider. This is used for business metrics tracking
+         * to identify the credential provider chain.
+         * 
+         * <p><b>Note:</b> This method is primarily intended for use by AWS SDK internal components
+         * and should not be used directly by external users.</p>
+         *
+         * @param sourceFeatureId The source identifier for business metrics tracking.
+         * @return This object for chained calls.
+         */
+        public Builder sourceFeatureId(String sourceFeatureId) {
+            this.sourceFeatureId = sourceFeatureId;
+            return this;
+        }
         
         @Override
         public StsGetSessionTokenCredentialsProvider build() {
diff --git a/services/sts/src/main/java/software/amazon/awssdk/services/sts/auth/StsWebIdentityTokenFileCredentialsProvider.java b/services/sts/src/main/java/software/amazon/awssdk/services/sts/auth/StsWebIdentityTokenFileCredentialsProvider.java
index c812da56e21e..c4ca16469e8b 100644
--- a/services/sts/src/main/java/software/amazon/awssdk/services/sts/auth/StsWebIdentityTokenFileCredentialsProvider.java
+++ b/services/sts/src/main/java/software/amazon/awssdk/services/sts/auth/StsWebIdentityTokenFileCredentialsProvider.java
@@ -22,6 +22,7 @@
 
 import java.nio.file.Path;
 import java.nio.file.Paths;
+import java.util.Optional;
 import java.util.function.Consumer;
 import java.util.function.Supplier;
 import software.amazon.awssdk.annotations.SdkPublicApi;
@@ -30,6 +31,7 @@
 import software.amazon.awssdk.auth.credentials.AwsSessionCredentials;
 import software.amazon.awssdk.auth.credentials.internal.WebIdentityTokenCredentialProperties;
 import software.amazon.awssdk.core.SdkSystemSetting;
+import software.amazon.awssdk.core.useragent.BusinessMetricFeatureId;
 import software.amazon.awssdk.services.sts.StsClient;
 import software.amazon.awssdk.services.sts.internal.AssumeRoleWithWebIdentityRequestSupplier;
 import software.amazon.awssdk.services.sts.model.AssumeRoleWithWebIdentityRequest;
@@ -56,7 +58,7 @@
 public final class StsWebIdentityTokenFileCredentialsProvider
     extends StsCredentialsProvider
     implements ToCopyableBuilder<StsWebIdentityTokenFileCredentialsProvider.Builder, StsWebIdentityTokenFileCredentialsProvider> {
-    private static final String PROVIDER_NAME = "StsWebIdentityTokenFileCredentialsProvider";
+    private static final String PROVIDER_NAME = BusinessMetricFeatureId.CREDENTIALS_ENV_VARS_STS_WEB_ID_TOKEN.value();
 
     private final AwsCredentialsProvider credentialsProvider;
     private final RuntimeException loadException;
@@ -132,7 +134,16 @@ public AwsCredentials resolveCredentials() {
         if (loadException != null) {
             throw loadException;
         }
-        return credentialsProvider.resolveCredentials();
+        AwsCredentials awsCredentials = credentialsProvider.resolveCredentials();
+        if (awsCredentials instanceof AwsSessionCredentials) {
+            AwsSessionCredentials sessionCredentials = (AwsSessionCredentials) awsCredentials;
+            Optional<String> providerName = awsCredentials.providerName();
+            if (providerName.isPresent() && !providerName.get().isEmpty()) {
+                return sessionCredentials.copy(s -> s.providerName(providerName.get() + "," + PROVIDER_NAME));
+            }
+            return sessionCredentials.copy(s -> s.providerName(PROVIDER_NAME));
+        }
+        return awsCredentials;
     }
 
     @Override
@@ -303,4 +314,4 @@ public StsWebIdentityTokenFileCredentialsProvider build() {
         }
 
     }
-}
\ No newline at end of file
+}
diff --git a/services/sts/src/main/java/software/amazon/awssdk/services/sts/internal/AssumeRoleWithWebIdentityRequestSupplier.java b/services/sts/src/main/java/software/amazon/awssdk/services/sts/internal/AssumeRoleWithWebIdentityRequestSupplier.java
index 03b91890af8a..696658493f08 100644
--- a/services/sts/src/main/java/software/amazon/awssdk/services/sts/internal/AssumeRoleWithWebIdentityRequestSupplier.java
+++ b/services/sts/src/main/java/software/amazon/awssdk/services/sts/internal/AssumeRoleWithWebIdentityRequestSupplier.java
@@ -20,6 +20,7 @@
 import java.io.UncheckedIOException;
 import java.nio.file.Files;
 import java.nio.file.Path;
+import java.util.Optional;
 import java.util.function.Supplier;
 import software.amazon.awssdk.annotations.SdkInternalApi;
 import software.amazon.awssdk.services.sts.model.AssumeRoleWithWebIdentityRequest;
@@ -31,12 +32,13 @@ public class AssumeRoleWithWebIdentityRequestSupplier implements Supplier<Assume
 
     private final AssumeRoleWithWebIdentityRequest request;
     private final Path webIdentityTokenFile;
+    private final String sourceFeatureId;
 
     public AssumeRoleWithWebIdentityRequestSupplier(Builder builder) {
 
         this.request = builder.request;
         this.webIdentityTokenFile = builder.webIdentityTokenFile;
-
+        this.sourceFeatureId = builder.sourceFeatureId;
     }
 
     public static Builder builder() {
@@ -48,6 +50,10 @@ public AssumeRoleWithWebIdentityRequest get() {
         return request.toBuilder().webIdentityToken(getToken(webIdentityTokenFile)).build();
     }
 
+    public Optional<String> sourceFeatureId() {
+        return Optional.ofNullable(sourceFeatureId);
+    }
+
     //file extraction
     private String getToken(Path file) {
         try (InputStream webIdentityTokenStream = Files.newInputStream(file)) {
@@ -63,6 +69,7 @@ public static class Builder {
 
         private Path webIdentityTokenFile;
 
+        private String sourceFeatureId;
 
         public Builder assumeRoleWithWebIdentityRequest(AssumeRoleWithWebIdentityRequest request) {
             this.request = request;
@@ -78,6 +85,11 @@ public AssumeRoleWithWebIdentityRequestSupplier build() {
             return new AssumeRoleWithWebIdentityRequestSupplier(this);
         }
 
+        public Builder sourceFeatureId(String sourceFeatureId) {
+            this.sourceFeatureId = sourceFeatureId;
+            return this;
+        }
+
 
     }
-}
\ No newline at end of file
+}
diff --git a/services/sts/src/main/java/software/amazon/awssdk/services/sts/internal/StsProfileCredentialsProviderFactory.java b/services/sts/src/main/java/software/amazon/awssdk/services/sts/internal/StsProfileCredentialsProviderFactory.java
index 4e5559e73680..d50e6155f488 100644
--- a/services/sts/src/main/java/software/amazon/awssdk/services/sts/internal/StsProfileCredentialsProviderFactory.java
+++ b/services/sts/src/main/java/software/amazon/awssdk/services/sts/internal/StsProfileCredentialsProviderFactory.java
@@ -41,21 +41,23 @@ public final class StsProfileCredentialsProviderFactory implements ChildProfileC
                                                                 + "'%s' profile.";
 
     @Override
-    public AwsCredentialsProvider create(AwsCredentialsProvider sourceCredentialsProvider, Profile profile) {
-        return new StsProfileCredentialsProvider(sourceCredentialsProvider, profile);
+    public AwsCredentialsProvider create(ChildProfileCredentialsRequest request) {
+        return new StsProfileCredentialsProvider(request.sourceCredentialsProvider(), request.profile(),
+                                                 request.sourceFeatureId());
     }
 
     /**
      * A wrapper for a {@link StsAssumeRoleCredentialsProvider} that is returned by this factory when
-     * {@link #create(AwsCredentialsProvider, Profile)} is invoked. This wrapper is important because it ensures the parent
-     * credentials provider is closed when the assume-role credentials provider is no longer needed.
+     * {@link #create(ChildProfileCredentialsRequest)} is invoked. This wrapper is important because it ensures the
+     * parent credentials provider is closed when the assume-role credentials provider is no longer needed.
      */
     private static final class StsProfileCredentialsProvider implements AwsCredentialsProvider, SdkAutoCloseable {
         private final StsClient stsClient;
         private final AwsCredentialsProvider parentCredentialsProvider;
         private final StsAssumeRoleCredentialsProvider credentialsProvider;
 
-        private StsProfileCredentialsProvider(AwsCredentialsProvider parentCredentialsProvider, Profile profile) {
+        private StsProfileCredentialsProvider(AwsCredentialsProvider parentCredentialsProvider, Profile profile,
+                                              String sourceFeatureId) {
             String roleArn = requireProperty(profile, ProfileProperty.ROLE_ARN);
             String roleSessionName = profile.property(ProfileProperty.ROLE_SESSION_NAME)
                                             .orElseGet(() -> "aws-sdk-java-" + System.currentTimeMillis());
@@ -76,6 +78,7 @@ private StsProfileCredentialsProvider(AwsCredentialsProvider parentCredentialsPr
             this.credentialsProvider = StsAssumeRoleCredentialsProvider.builder()
                                                                        .stsClient(stsClient)
                                                                        .refreshRequest(assumeRoleRequest)
+                                                                       .sourceFeatureId(sourceFeatureId)
                                                                        .build();
         }
 
diff --git a/services/sts/src/main/java/software/amazon/awssdk/services/sts/internal/StsWebIdentityCredentialsProviderFactory.java b/services/sts/src/main/java/software/amazon/awssdk/services/sts/internal/StsWebIdentityCredentialsProviderFactory.java
index 86340d4f857d..f1ffad1950cd 100644
--- a/services/sts/src/main/java/software/amazon/awssdk/services/sts/internal/StsWebIdentityCredentialsProviderFactory.java
+++ b/services/sts/src/main/java/software/amazon/awssdk/services/sts/internal/StsWebIdentityCredentialsProviderFactory.java
@@ -87,13 +87,15 @@ private StsWebIdentityCredentialsProvider(WebIdentityTokenCredentialProperties c
                 AssumeRoleWithWebIdentityRequestSupplier.builder()
                                                         .assumeRoleWithWebIdentityRequest(requestBuilder.build())
                                                         .webIdentityTokenFile(credentialProperties.webIdentityTokenFile())
+                                                        .sourceFeatureId(credentialProperties.sourceFeatureId())
                                                         .build();
 
             StsAssumeRoleWithWebIdentityCredentialsProvider.Builder builder =
                 StsAssumeRoleWithWebIdentityCredentialsProvider.builder()
                                                                .asyncCredentialUpdateEnabled(asyncCredentialUpdateEnabled)
                                                                .stsClient(stsClient)
-                                                               .refreshRequest(supplier);
+                                                               .refreshRequest(supplier)
+                                                               .sourceFeatureId(credentialProperties.sourceFeatureId());
 
             if (credentialProperties.prefetchTime() != null) {
                 builder.prefetchTime(credentialProperties.prefetchTime());
diff --git a/services/sts/src/test/java/software/amazon/awssdk/services/sts/auth/StsAssumeRoleCredentialsProviderTest.java b/services/sts/src/test/java/software/amazon/awssdk/services/sts/auth/StsAssumeRoleCredentialsProviderTest.java
index e4d7b6c6bc5c..b36cd6e67613 100644
--- a/services/sts/src/test/java/software/amazon/awssdk/services/sts/auth/StsAssumeRoleCredentialsProviderTest.java
+++ b/services/sts/src/test/java/software/amazon/awssdk/services/sts/auth/StsAssumeRoleCredentialsProviderTest.java
@@ -15,6 +15,7 @@
 
 package software.amazon.awssdk.services.sts.auth;
 
+import software.amazon.awssdk.core.useragent.BusinessMetricFeatureId;
 import software.amazon.awssdk.services.sts.StsClient;
 import software.amazon.awssdk.services.sts.model.AssumeRoleRequest;
 import software.amazon.awssdk.services.sts.model.AssumeRoleResponse;
@@ -51,6 +52,6 @@ protected AssumeRoleResponse callClient(StsClient client, AssumeRoleRequest requ
 
     @Override
     protected String providerName() {
-        return "StsAssumeRoleCredentialsProvider";
+        return BusinessMetricFeatureId.CREDENTIALS_STS_ASSUME_ROLE.value();
     }
 }
diff --git a/services/sts/src/test/java/software/amazon/awssdk/services/sts/auth/StsAssumeRoleWithSamlCredentialsProviderTest.java b/services/sts/src/test/java/software/amazon/awssdk/services/sts/auth/StsAssumeRoleWithSamlCredentialsProviderTest.java
index fb4729f98f79..34c503ac37da 100644
--- a/services/sts/src/test/java/software/amazon/awssdk/services/sts/auth/StsAssumeRoleWithSamlCredentialsProviderTest.java
+++ b/services/sts/src/test/java/software/amazon/awssdk/services/sts/auth/StsAssumeRoleWithSamlCredentialsProviderTest.java
@@ -15,6 +15,7 @@
 
 package software.amazon.awssdk.services.sts.auth;
 
+import software.amazon.awssdk.core.useragent.BusinessMetricFeatureId;
 import software.amazon.awssdk.services.sts.StsClient;
 import software.amazon.awssdk.services.sts.auth.StsAssumeRoleWithSamlCredentialsProvider.Builder;
 import software.amazon.awssdk.services.sts.model.AssumeRoleWithSamlRequest;
@@ -54,6 +55,6 @@ protected AssumeRoleWithSamlResponse callClient(StsClient client, AssumeRoleWith
 
     @Override
     protected String providerName() {
-        return "StsAssumeRoleWithSamlCredentialsProvider";
+        return BusinessMetricFeatureId.CREDENTIALS_STS_ASSUME_ROLE_SAML.value();
     }
 }
diff --git a/services/sts/src/test/java/software/amazon/awssdk/services/sts/auth/StsAssumeRoleWithWebIdentityCredentialsProviderTest.java b/services/sts/src/test/java/software/amazon/awssdk/services/sts/auth/StsAssumeRoleWithWebIdentityCredentialsProviderTest.java
index d037597897a2..8f1e1c4808c3 100644
--- a/services/sts/src/test/java/software/amazon/awssdk/services/sts/auth/StsAssumeRoleWithWebIdentityCredentialsProviderTest.java
+++ b/services/sts/src/test/java/software/amazon/awssdk/services/sts/auth/StsAssumeRoleWithWebIdentityCredentialsProviderTest.java
@@ -15,6 +15,7 @@
 
 package software.amazon.awssdk.services.sts.auth;
 
+import software.amazon.awssdk.core.useragent.BusinessMetricFeatureId;
 import software.amazon.awssdk.services.sts.StsClient;
 import software.amazon.awssdk.services.sts.auth.StsAssumeRoleWithWebIdentityCredentialsProvider.Builder;
 import software.amazon.awssdk.services.sts.model.AssumeRoleWithWebIdentityRequest;
@@ -53,6 +54,6 @@ protected AssumeRoleWithWebIdentityResponse callClient(StsClient client, AssumeR
 
     @Override
     protected String providerName() {
-        return "StsAssumeRoleWithWebIdentityCredentialsProvider";
+        return BusinessMetricFeatureId.CREDENTIALS_STS_ASSUME_ROLE_WEB_ID.value();
     }
 }
diff --git a/services/sts/src/test/java/software/amazon/awssdk/services/sts/auth/StsGetFederationTokenCredentialsProviderTest.java b/services/sts/src/test/java/software/amazon/awssdk/services/sts/auth/StsGetFederationTokenCredentialsProviderTest.java
index bdc50a817aaa..b5154f646ff6 100644
--- a/services/sts/src/test/java/software/amazon/awssdk/services/sts/auth/StsGetFederationTokenCredentialsProviderTest.java
+++ b/services/sts/src/test/java/software/amazon/awssdk/services/sts/auth/StsGetFederationTokenCredentialsProviderTest.java
@@ -15,6 +15,7 @@
 
 package software.amazon.awssdk.services.sts.auth;
 
+import software.amazon.awssdk.core.useragent.BusinessMetricFeatureId;
 import software.amazon.awssdk.services.sts.StsClient;
 import software.amazon.awssdk.services.sts.auth.StsGetFederationTokenCredentialsProvider.Builder;
 import software.amazon.awssdk.services.sts.model.AssumedRoleUser;
@@ -54,6 +55,6 @@ protected GetFederationTokenResponse callClient(StsClient client, GetFederationT
 
     @Override
     protected String providerName() {
-        return "StsGetFederationTokenCredentialsProvider";
+        return BusinessMetricFeatureId.CREDENTIALS_STS_FEDERATION_TOKEN.value();
     }
 }
diff --git a/services/sts/src/test/java/software/amazon/awssdk/services/sts/auth/StsGetSessionTokenCredentialsProviderTest.java b/services/sts/src/test/java/software/amazon/awssdk/services/sts/auth/StsGetSessionTokenCredentialsProviderTest.java
index 18f9feadf796..1ab263152602 100644
--- a/services/sts/src/test/java/software/amazon/awssdk/services/sts/auth/StsGetSessionTokenCredentialsProviderTest.java
+++ b/services/sts/src/test/java/software/amazon/awssdk/services/sts/auth/StsGetSessionTokenCredentialsProviderTest.java
@@ -15,6 +15,7 @@
 
 package software.amazon.awssdk.services.sts.auth;
 
+import software.amazon.awssdk.core.useragent.BusinessMetricFeatureId;
 import software.amazon.awssdk.services.sts.StsClient;
 import software.amazon.awssdk.services.sts.auth.StsGetSessionTokenCredentialsProvider.Builder;
 import software.amazon.awssdk.services.sts.model.AssumedRoleUser;
@@ -52,6 +53,6 @@ protected GetSessionTokenResponse callClient(StsClient client, GetSessionTokenRe
 
     @Override
     protected String providerName() {
-        return "StsGetSessionTokenCredentialsProvider";
+        return BusinessMetricFeatureId.CREDENTIALS_STS_SESSION_TOKEN.value();
     }
 }
diff --git a/services/sts/src/test/java/software/amazon/awssdk/services/sts/auth/StsWebIdentityTokenCredentialsProviderBaseTest.java b/services/sts/src/test/java/software/amazon/awssdk/services/sts/auth/StsWebIdentityTokenCredentialsProviderBaseTest.java
index cb3ca75140bf..7d64f194edde 100644
--- a/services/sts/src/test/java/software/amazon/awssdk/services/sts/auth/StsWebIdentityTokenCredentialsProviderBaseTest.java
+++ b/services/sts/src/test/java/software/amazon/awssdk/services/sts/auth/StsWebIdentityTokenCredentialsProviderBaseTest.java
@@ -25,6 +25,7 @@
 import org.junit.jupiter.api.BeforeAll;
 import org.junit.jupiter.api.BeforeEach;
 import software.amazon.awssdk.core.SdkSystemSetting;
+import software.amazon.awssdk.core.useragent.BusinessMetricFeatureId;
 import software.amazon.awssdk.services.sts.StsClient;
 import software.amazon.awssdk.services.sts.auth.StsWebIdentityTokenFileCredentialsProvider.Builder;
 import software.amazon.awssdk.services.sts.model.AssumeRoleWithWebIdentityRequest;
@@ -83,7 +84,8 @@ protected AssumeRoleWithWebIdentityResponse callClient(StsClient client, AssumeR
 
     @Override
     protected String providerName() {
-        return "StsAssumeRoleWithWebIdentityCredentialsProvider";
+        return String.format("%s,%s", BusinessMetricFeatureId.CREDENTIALS_STS_ASSUME_ROLE_WEB_ID,
+                             BusinessMetricFeatureId.CREDENTIALS_ENV_VARS_STS_WEB_ID_TOKEN.value());
     }
 
     private String getToken(Path file) {
diff --git a/test/auth-tests/pom.xml b/test/auth-tests/pom.xml
index 869dd1b8b4a8..0d7ab0774505 100644
--- a/test/auth-tests/pom.xml
+++ b/test/auth-tests/pom.xml
@@ -65,6 +65,12 @@
             <version>${awsjavasdk.version}</version>
             <scope>test</scope>
         </dependency>
+        <dependency>
+            <groupId>software.amazon.awssdk</groupId>
+            <artifactId>regions</artifactId>
+            <version>${awsjavasdk.version}</version>
+            <scope>test</scope>
+        </dependency>
         <dependency>
             <groupId>software.amazon.awssdk</groupId>
             <artifactId>ssooidc</artifactId>
@@ -141,6 +147,10 @@
             <artifactId>log4j-slf4j-impl</artifactId>
             <scope>test</scope>
         </dependency>
+        <dependency>
+            <groupId>software.amazon.awssdk</groupId>
+            <artifactId>test-utils</artifactId>
+        </dependency>
     </dependencies>
 
 </project>
diff --git a/test/auth-tests/src/it/java/software/amazon/awssdk/auth/source/ContainerCredentialsProviderUserAgentTest.java b/test/auth-tests/src/it/java/software/amazon/awssdk/auth/source/ContainerCredentialsProviderUserAgentTest.java
new file mode 100644
index 000000000000..f64591fefd5b
--- /dev/null
+++ b/test/auth-tests/src/it/java/software/amazon/awssdk/auth/source/ContainerCredentialsProviderUserAgentTest.java
@@ -0,0 +1,204 @@
+/*
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License").
+ * You may not use this file except in compliance with the License.
+ * A copy of the License is located at
+ *
+ *  http://aws.amazon.com/apache2.0
+ *
+ * or in the "license" file accompanying this file. This file is distributed
+ * on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
+ * express or implied. See the License for the specific language governing
+ * permissions and limitations under the License.
+ */
+
+package software.amazon.awssdk.auth.source;
+
+import static com.github.tomakehurst.wiremock.client.WireMock.aResponse;
+import static com.github.tomakehurst.wiremock.client.WireMock.get;
+import static com.github.tomakehurst.wiremock.client.WireMock.urlPathEqualTo;
+import static com.github.tomakehurst.wiremock.core.WireMockConfiguration.wireMockConfig;
+import static org.assertj.core.api.Assertions.assertThat;
+
+import com.github.tomakehurst.wiremock.junit5.WireMockExtension;
+import java.time.Duration;
+import java.time.Instant;
+import java.util.List;
+import java.util.stream.Stream;
+import org.junit.jupiter.api.AfterAll;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.extension.RegisterExtension;
+import org.junit.jupiter.params.ParameterizedTest;
+import org.junit.jupiter.params.provider.Arguments;
+import org.junit.jupiter.params.provider.MethodSource;
+import software.amazon.awssdk.auth.credentials.ContainerCredentialsProvider;
+import software.amazon.awssdk.core.SdkSystemSetting;
+import software.amazon.awssdk.http.AbortableInputStream;
+import software.amazon.awssdk.http.HttpExecuteResponse;
+import software.amazon.awssdk.http.SdkHttpClient;
+import software.amazon.awssdk.http.SdkHttpRequest;
+import software.amazon.awssdk.http.SdkHttpResponse;
+import software.amazon.awssdk.identity.spi.AwsCredentialsIdentity;
+import software.amazon.awssdk.identity.spi.IdentityProvider;
+import software.amazon.awssdk.services.sts.StsClient;
+import software.amazon.awssdk.testutils.service.http.MockSyncHttpClient;
+import software.amazon.awssdk.utils.DateUtils;
+import software.amazon.awssdk.utils.StringInputStream;
+
+/**
+ * Test class to verify that ContainerCredentialsProvider correctly includes
+ * business metrics in the User-Agent header. This test focuses specifically on the
+ * CREDENTIALS_HTTP ("z") business metric feature ID.
+ */
+class ContainerCredentialsProviderUserAgentTest {
+    private static final String CONTAINER_CREDENTIALS_PATH = "/v2/credentials/test-role-arn";
+    private static final String CONTAINER_SERVICE_ENDPOINT = "http://localhost:";
+
+    private MockSyncHttpClient mockHttpClient;
+
+    @RegisterExtension
+    static WireMockExtension wireMockServer = WireMockExtension.newInstance()
+                                                               .options(wireMockConfig().dynamicPort())
+                                                               .configureStaticDsl(true)
+                                                               .build();
+
+    @BeforeEach
+    public void setup() {
+
+        System.setProperty(SdkSystemSetting.AWS_CONTAINER_SERVICE_ENDPOINT.property(), 
+                          CONTAINER_SERVICE_ENDPOINT + wireMockServer.getPort());
+        System.setProperty(SdkSystemSetting.AWS_CONTAINER_CREDENTIALS_RELATIVE_URI.property(), 
+                          CONTAINER_CREDENTIALS_PATH);
+
+        mockHttpClient = new MockSyncHttpClient();
+        mockHttpClient.stubNextResponse(mockStsResponse());
+
+        stubContainerCredentialsResponses();
+    }
+
+    @AfterAll
+    public static void teardown() {
+        System.clearProperty(SdkSystemSetting.AWS_CONTAINER_SERVICE_ENDPOINT.property());
+        System.clearProperty(SdkSystemSetting.AWS_CONTAINER_CREDENTIALS_RELATIVE_URI.property());
+        System.clearProperty(SdkSystemSetting.AWS_CONTAINER_AUTHORIZATION_TOKEN.property());
+    }
+
+    private static HttpExecuteResponse mockStsResponse() {
+        return HttpExecuteResponse.builder()
+                                  .response(SdkHttpResponse.builder().statusCode(200).build())
+                                  .responseBody(AbortableInputStream.create(new StringInputStream("")))
+                                  .build();
+    }
+
+    private void stubContainerCredentialsResponses() {
+        String credentialsResponse = createCredentialsResponse("ACCESS_KEY_ID", "SECRET_ACCESS_KEY", null);
+        wireMockServer.stubFor(get(urlPathEqualTo(CONTAINER_CREDENTIALS_PATH))
+                                   .willReturn(aResponse().withBody(credentialsResponse)));
+    }
+
+    private void stubContainerCredentialsResponsesWithSessionToken() {
+        String credentialsResponse = createCredentialsResponse("ACCESS_KEY_ID", "SECRET_ACCESS_KEY", "SESSION_TOKEN");
+        wireMockServer.stubFor(get(urlPathEqualTo(CONTAINER_CREDENTIALS_PATH))
+                                   .willReturn(aResponse().withBody(credentialsResponse)));
+    }
+
+    private void stubContainerCredentialsResponsesWithAuthToken() {
+        System.setProperty(SdkSystemSetting.AWS_CONTAINER_AUTHORIZATION_TOKEN.property(), "test-auth-token");
+
+        String credentialsResponse = createCredentialsResponse("ACCESS_KEY_ID", "SECRET_ACCESS_KEY", null);
+        wireMockServer.stubFor(get(urlPathEqualTo(CONTAINER_CREDENTIALS_PATH))
+                                   .willReturn(aResponse().withBody(credentialsResponse)));
+    }
+
+    private String createCredentialsResponse(String accessKeyId, String secretAccessKey, String sessionToken) {
+        StringBuilder response = new StringBuilder();
+        response.append("{");
+        response.append("\"AccessKeyId\":\"").append(accessKeyId).append("\",");
+        response.append("\"SecretAccessKey\":\"").append(secretAccessKey).append("\",");
+        if (sessionToken != null) {
+            response.append("\"Token\":\"").append(sessionToken).append("\",");
+        }
+        response.append("\"Expiration\":\"").append(DateUtils.formatIso8601Date(Instant.now().plus(Duration.ofHours(1)))).append("\"");
+        response.append("}");
+        return response.toString();
+    }
+
+    @ParameterizedTest
+    @MethodSource("containerCredentialProviders")
+    void userAgentString_containsContainerBusinessMetric_WhenUsingContainerCredentials(
+            IdentityProvider<? extends AwsCredentialsIdentity> provider, String expected) throws Exception {
+        
+        stsClient(provider, mockHttpClient).getCallerIdentity();
+
+        SdkHttpRequest lastRequest = mockHttpClient.getLastRequest();
+        assertThat(lastRequest).isNotNull();
+
+        List<String> userAgentHeaders = lastRequest.headers().get("User-Agent");
+        assertThat(userAgentHeaders).isNotNull().hasSize(1);
+        assertThat(userAgentHeaders.get(0)).contains(expected);
+    }
+
+    private static Stream<Arguments> containerCredentialProviders() {
+        return Stream.of(
+            Arguments.of(ContainerCredentialsProvider.create(), "m/D,z"),
+
+            Arguments.of(ContainerCredentialsProvider.builder()
+                            .endpoint(CONTAINER_SERVICE_ENDPOINT + wireMockServer.getPort())
+                            .build(), "m/D,z")
+        );
+    }
+
+    @ParameterizedTest
+    @MethodSource("containerCredentialProvidersWithSessionToken")
+    void userAgentString_containsContainerBusinessMetric_WhenUsingContainerCredentialsWithSessionToken(
+            IdentityProvider<? extends AwsCredentialsIdentity> provider, String expected) throws Exception {
+
+        stubContainerCredentialsResponsesWithSessionToken();
+        
+        stsClient(provider, mockHttpClient).getCallerIdentity();
+
+        SdkHttpRequest lastRequest = mockHttpClient.getLastRequest();
+        assertThat(lastRequest).isNotNull();
+
+        List<String> userAgentHeaders = lastRequest.headers().get("User-Agent");
+        assertThat(userAgentHeaders).isNotNull().hasSize(1);
+        assertThat(userAgentHeaders.get(0)).contains(expected);
+    }
+
+    private static Stream<Arguments> containerCredentialProvidersWithSessionToken() {
+        return Stream.of(
+            Arguments.of(ContainerCredentialsProvider.create(), "m/D,z")
+        );
+    }
+
+    @ParameterizedTest
+    @MethodSource("containerCredentialProvidersWithAuthToken")
+    void userAgentString_containsContainerBusinessMetric_WhenUsingContainerCredentialsWithAuthToken(
+            IdentityProvider<? extends AwsCredentialsIdentity> provider, String expected) throws Exception {
+
+        stubContainerCredentialsResponsesWithAuthToken();
+        
+        stsClient(provider, mockHttpClient).getCallerIdentity();
+
+        SdkHttpRequest lastRequest = mockHttpClient.getLastRequest();
+        assertThat(lastRequest).isNotNull();
+
+        List<String> userAgentHeaders = lastRequest.headers().get("User-Agent");
+        assertThat(userAgentHeaders).isNotNull().hasSize(1);
+        assertThat(userAgentHeaders.get(0)).contains(expected);
+    }
+
+    private static Stream<Arguments> containerCredentialProvidersWithAuthToken() {
+        return Stream.of(
+            Arguments.of(ContainerCredentialsProvider.create(), "m/D,z")
+        );
+    }
+
+    private static StsClient stsClient(IdentityProvider<? extends AwsCredentialsIdentity> provider, SdkHttpClient httpClient) {
+        return StsClient.builder()
+                        .credentialsProvider(provider)
+                        .httpClient(httpClient)
+                        .build();
+    }
+}
diff --git a/test/auth-tests/src/it/java/software/amazon/awssdk/auth/source/EnvironmentVariableCredentialsProviderUserAgentTest.java b/test/auth-tests/src/it/java/software/amazon/awssdk/auth/source/EnvironmentVariableCredentialsProviderUserAgentTest.java
new file mode 100644
index 000000000000..8c171a3ed57a
--- /dev/null
+++ b/test/auth-tests/src/it/java/software/amazon/awssdk/auth/source/EnvironmentVariableCredentialsProviderUserAgentTest.java
@@ -0,0 +1,129 @@
+/*
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License").
+ * You may not use this file except in compliance with the License.
+ * A copy of the License is located at
+ *
+ *  http://aws.amazon.com/apache2.0
+ *
+ * or in the "license" file accompanying this file. This file is distributed
+ * on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
+ * express or implied. See the License for the specific language governing
+ * permissions and limitations under the License.
+ */
+
+package software.amazon.awssdk.auth.source;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+import java.util.List;
+import java.util.stream.Stream;
+import org.junit.jupiter.api.AfterAll;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.params.ParameterizedTest;
+import org.junit.jupiter.params.provider.Arguments;
+import org.junit.jupiter.params.provider.MethodSource;
+import software.amazon.awssdk.auth.credentials.EnvironmentVariableCredentialsProvider;
+import software.amazon.awssdk.core.SdkSystemSetting;
+import software.amazon.awssdk.http.AbortableInputStream;
+import software.amazon.awssdk.http.HttpExecuteResponse;
+import software.amazon.awssdk.http.SdkHttpClient;
+import software.amazon.awssdk.http.SdkHttpRequest;
+import software.amazon.awssdk.http.SdkHttpResponse;
+import software.amazon.awssdk.identity.spi.AwsCredentialsIdentity;
+import software.amazon.awssdk.identity.spi.IdentityProvider;
+import software.amazon.awssdk.services.sts.StsClient;
+import software.amazon.awssdk.testutils.service.http.MockSyncHttpClient;
+import software.amazon.awssdk.utils.StringInputStream;
+import software.amazon.awssdk.testutils.EnvironmentVariableHelper;
+
+/**
+ * Test class to verify that EnvironmentVariableCredentialsProvider correctly includes
+ * business metrics in the User-Agent header. This test focuses specifically on the
+ * CREDENTIALS_ENV_VARS ("g") business metric feature ID.
+ */
+class EnvironmentVariableCredentialsProviderUserAgentTest {
+
+    private MockSyncHttpClient mockHttpClient;
+    private static final EnvironmentVariableHelper ENVIRONMENT_VARIABLE_HELPER = new EnvironmentVariableHelper();
+
+    @BeforeEach
+    public void setup() {
+        
+        // Configure environment variable credentials
+        System.setProperty(SdkSystemSetting.AWS_ACCESS_KEY_ID.property(), "test-access-key");
+        System.setProperty(SdkSystemSetting.AWS_SECRET_ACCESS_KEY.property(), "test-secret-key");
+        ENVIRONMENT_VARIABLE_HELPER.set(SdkSystemSetting.AWS_ACCESS_KEY_ID.environmentVariable(), "akid2");
+        ENVIRONMENT_VARIABLE_HELPER.set(SdkSystemSetting.AWS_SECRET_ACCESS_KEY.environmentVariable(), "skid2");
+
+        mockHttpClient = new MockSyncHttpClient();
+        mockHttpClient.stubNextResponse(mockStsResponse());
+    }
+
+    @AfterAll
+    public static void teardown() {
+        System.clearProperty(SdkSystemSetting.AWS_ACCESS_KEY_ID.property());
+        System.clearProperty(SdkSystemSetting.AWS_SECRET_ACCESS_KEY.property());
+        System.clearProperty(SdkSystemSetting.AWS_SESSION_TOKEN.property());
+    }
+
+    private static HttpExecuteResponse mockStsResponse() {
+        return HttpExecuteResponse.builder()
+                                  .response(SdkHttpResponse.builder().statusCode(200).build())
+                                  .responseBody(AbortableInputStream.create(new StringInputStream("")))
+                                  .build();
+    }
+
+    @ParameterizedTest
+    @MethodSource("environmentVariableCredentialProviders")
+    void userAgentString_containsEnvironmentVariableBusinessMetric_WhenUsingEnvironmentVariableCredentials(
+            IdentityProvider<? extends AwsCredentialsIdentity> provider, String expected) throws Exception {
+
+            stsClient(provider, mockHttpClient).getCallerIdentity();
+
+            SdkHttpRequest lastRequest = mockHttpClient.getLastRequest();
+            assertThat(lastRequest).isNotNull();
+
+            List<String> userAgentHeaders = lastRequest.headers().get("User-Agent");
+            assertThat(userAgentHeaders).isNotNull().hasSize(1);
+            assertThat(userAgentHeaders.get(0)).contains(expected);
+
+    }
+
+    private static Stream<Arguments> environmentVariableCredentialProviders() {
+        return Stream.of(
+            Arguments.of(EnvironmentVariableCredentialsProvider.create(), "m/D,g")
+        );
+    }
+
+    @ParameterizedTest
+    @MethodSource("environmentVariableCredentialProvidersWithSessionToken")
+    void userAgentString_containsEnvironmentVariableBusinessMetric_WhenUsingEnvironmentVariableCredentialsWithSessionToken(
+            IdentityProvider<? extends AwsCredentialsIdentity> provider, String expected) throws Exception {
+
+        System.setProperty(SdkSystemSetting.AWS_SESSION_TOKEN.property(), "test-session-token");
+
+            stsClient(provider, mockHttpClient).getCallerIdentity();
+
+            SdkHttpRequest lastRequest = mockHttpClient.getLastRequest();
+            assertThat(lastRequest).isNotNull();
+
+            List<String> userAgentHeaders = lastRequest.headers().get("User-Agent");
+            assertThat(userAgentHeaders).isNotNull().hasSize(1);
+            assertThat(userAgentHeaders.get(0)).contains(expected);
+    }
+
+    private static Stream<Arguments> environmentVariableCredentialProvidersWithSessionToken() {
+        return Stream.of(
+            Arguments.of(EnvironmentVariableCredentialsProvider.create(), "m/D,g")
+        );
+    }
+
+    private static StsClient stsClient(IdentityProvider<? extends AwsCredentialsIdentity> provider, SdkHttpClient httpClient) {
+        return StsClient.builder()
+                        .credentialsProvider(provider)
+                        .httpClient(httpClient)
+                        .build();
+    }
+}
diff --git a/test/auth-tests/src/it/java/software/amazon/awssdk/auth/source/ImdsUserAgentProviderTest.java b/test/auth-tests/src/it/java/software/amazon/awssdk/auth/source/ImdsUserAgentProviderTest.java
new file mode 100644
index 000000000000..07bf771d62c9
--- /dev/null
+++ b/test/auth-tests/src/it/java/software/amazon/awssdk/auth/source/ImdsUserAgentProviderTest.java
@@ -0,0 +1,186 @@
+/*
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License").
+ * You may not use this file except in compliance with the License.
+ * A copy of the License is located at
+ *
+ *  http://aws.amazon.com/apache2.0
+ *
+ * or in the "license" file accompanying this file. This file is distributed
+ * on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
+ * express or implied. See the License for the specific language governing
+ * permissions and limitations under the License.
+ */
+
+package software.amazon.awssdk.auth.source;
+
+import static com.github.tomakehurst.wiremock.client.WireMock.aResponse;
+import static com.github.tomakehurst.wiremock.client.WireMock.get;
+import static com.github.tomakehurst.wiremock.client.WireMock.put;
+import static com.github.tomakehurst.wiremock.client.WireMock.urlPathEqualTo;
+import static com.github.tomakehurst.wiremock.core.WireMockConfiguration.wireMockConfig;
+import static org.assertj.core.api.Assertions.assertThat;
+
+import com.github.tomakehurst.wiremock.junit5.WireMockExtension;
+import java.time.Duration;
+import java.time.Instant;
+import java.util.List;
+import java.util.stream.Stream;
+import org.junit.jupiter.api.AfterAll;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.extension.RegisterExtension;
+import org.junit.jupiter.params.ParameterizedTest;
+import org.junit.jupiter.params.provider.Arguments;
+import org.junit.jupiter.params.provider.MethodSource;
+import software.amazon.awssdk.auth.credentials.InstanceProfileCredentialsProvider;
+import software.amazon.awssdk.core.SdkSystemSetting;
+import software.amazon.awssdk.http.AbortableInputStream;
+import software.amazon.awssdk.http.HttpExecuteResponse;
+import software.amazon.awssdk.http.SdkHttpClient;
+import software.amazon.awssdk.http.SdkHttpRequest;
+import software.amazon.awssdk.http.SdkHttpResponse;
+import software.amazon.awssdk.identity.spi.AwsCredentialsIdentity;
+import software.amazon.awssdk.identity.spi.IdentityProvider;
+import software.amazon.awssdk.services.sts.StsClient;
+import software.amazon.awssdk.testutils.service.http.MockSyncHttpClient;
+import software.amazon.awssdk.utils.DateUtils;
+import software.amazon.awssdk.utils.StringInputStream;
+
+/**
+ * Test class to verify that InstanceProfileCredentialsProvider (IMDS) correctly includes
+ * business metrics in the User-Agent header.
+ */
+class ImdsUserAgentProviderTest {
+    private static final String TOKEN_RESOURCE_PATH = "/latest/api/token";
+    private static final String CREDENTIALS_RESOURCE_PATH = "/latest/meta-data/iam/security-credentials/";
+    private static final String TEST_ROLE_NAME = "test-role";
+    private static final String TOKEN_STUB = "test-token";
+
+    private MockSyncHttpClient mockHttpClient;
+
+    @RegisterExtension
+    static WireMockExtension wireMockServer = WireMockExtension.newInstance()
+                                                               .options(wireMockConfig().dynamicPort())
+                                                               .configureStaticDsl(true)
+                                                               .build();
+
+    @BeforeEach
+    public void setup() {
+
+        System.setProperty(SdkSystemSetting.AWS_EC2_METADATA_SERVICE_ENDPOINT.property(), 
+                          "http://localhost:" + wireMockServer.getPort());
+
+        mockHttpClient = new MockSyncHttpClient();
+        mockHttpClient.stubNextResponse(mockStsResponse());
+
+        stubImdsResponses();
+    }
+
+    @AfterAll
+    public static void teardown() {
+        System.clearProperty(SdkSystemSetting.AWS_EC2_METADATA_SERVICE_ENDPOINT.property());
+    }
+
+    private static HttpExecuteResponse mockStsResponse() {
+        return HttpExecuteResponse.builder()
+                                  .response(SdkHttpResponse.builder().statusCode(200).build())
+                                  .responseBody(AbortableInputStream.create(new StringInputStream("")))
+                                  .build();
+    }
+
+    private void stubImdsResponses() {
+        wireMockServer.stubFor(put(urlPathEqualTo(TOKEN_RESOURCE_PATH))
+                                   .willReturn(aResponse().withBody(TOKEN_STUB)));
+
+        wireMockServer.stubFor(get(urlPathEqualTo(CREDENTIALS_RESOURCE_PATH))
+                                   .willReturn(aResponse().withBody(TEST_ROLE_NAME)));
+
+        String credentialsResponse = createCredentialsResponse("ACCESS_KEY_ID", "SECRET_ACCESS_KEY",
+                                                               null);
+        wireMockServer.stubFor(get(urlPathEqualTo(CREDENTIALS_RESOURCE_PATH + TEST_ROLE_NAME))
+                                   .willReturn(aResponse().withBody(credentialsResponse)));
+    }
+
+    private void stubImdsResponsesWithSessionToken() {
+        wireMockServer.stubFor(put(urlPathEqualTo(TOKEN_RESOURCE_PATH))
+                                   .willReturn(aResponse().withBody(TOKEN_STUB)));
+
+        wireMockServer.stubFor(get(urlPathEqualTo(CREDENTIALS_RESOURCE_PATH))
+                                   .willReturn(aResponse().withBody(TEST_ROLE_NAME)));
+
+        String credentialsResponse = createCredentialsResponse("ACCESS_KEY_ID", "SECRET_ACCESS_KEY",
+                                                               "SESSION_TOKEN");
+        wireMockServer.stubFor(get(urlPathEqualTo(CREDENTIALS_RESOURCE_PATH + TEST_ROLE_NAME))
+                                   .willReturn(aResponse().withBody(credentialsResponse)));
+    }
+
+    private String createCredentialsResponse(String accessKeyId, String secretAccessKey, String sessionToken) {
+        StringBuilder response = new StringBuilder();
+        response.append("{");
+        response.append("\"AccessKeyId\":\"").append(accessKeyId).append("\",");
+        response.append("\"SecretAccessKey\":\"").append(secretAccessKey).append("\",");
+        if (sessionToken != null) {
+            response.append("\"Token\":\"").append(sessionToken).append("\",");
+        }
+        response.append("\"Expiration\":\"").append(DateUtils.formatIso8601Date(Instant.now().plus(Duration.ofHours(1))))
+                .append("\"");
+        response.append("}");
+        return response.toString();
+    }
+
+    @ParameterizedTest
+    @MethodSource("imdsCredentialProviders")
+    void userAgentString_containsImdsBusinessMetric_WhenUsingInstanceProfileCredentials(
+            IdentityProvider<? extends AwsCredentialsIdentity> provider, String expected) throws Exception {
+        
+        stsClient(provider, mockHttpClient).getCallerIdentity();
+
+        SdkHttpRequest lastRequest = mockHttpClient.getLastRequest();
+        assertThat(lastRequest).isNotNull();
+
+        List<String> userAgentHeaders = lastRequest.headers().get("User-Agent");
+        assertThat(userAgentHeaders).isNotNull().hasSize(1);
+        assertThat(userAgentHeaders.get(0)).contains(expected);
+    }
+
+    private static Stream<Arguments> imdsCredentialProviders() {
+        return Stream.of(
+            Arguments.of(InstanceProfileCredentialsProvider.create(), "m/D,0"),
+
+            Arguments.of(InstanceProfileCredentialsProvider.builder()
+                            .endpoint("http://localhost:" + wireMockServer.getPort())
+                            .build(), "m/D,0")
+        );
+    }
+
+    @ParameterizedTest
+    @MethodSource("imdsCredentialProvidersWithSessionToken")
+    void userAgentString_containsImdsBusinessMetric_WhenUsingInstanceProfileCredentialsWithSessionToken(
+            IdentityProvider<? extends AwsCredentialsIdentity> provider, String expected) throws Exception {
+
+        stubImdsResponsesWithSessionToken();
+        
+        stsClient(provider, mockHttpClient).getCallerIdentity();
+
+        SdkHttpRequest lastRequest = mockHttpClient.getLastRequest();
+        assertThat(lastRequest).isNotNull();
+
+        List<String> userAgentHeaders = lastRequest.headers().get("User-Agent");
+        assertThat(userAgentHeaders).isNotNull().hasSize(1);
+        assertThat(userAgentHeaders.get(0)).contains(expected);
+    }
+
+    private static Stream<Arguments> imdsCredentialProvidersWithSessionToken() {
+        return Stream.of(
+            Arguments.of(InstanceProfileCredentialsProvider.create(), "m/D,0")
+        );
+    }
+
+    private static StsClient stsClient(IdentityProvider<? extends AwsCredentialsIdentity> provider, SdkHttpClient httpClient) {
+        return StsClient.builder()
+                        .credentialsProvider(provider)
+                        .httpClient(httpClient)
+                        .build();
+    }
+}
diff --git a/test/auth-tests/src/it/java/software/amazon/awssdk/auth/source/ProcessCredentialsProviderUserAgentTest.java b/test/auth-tests/src/it/java/software/amazon/awssdk/auth/source/ProcessCredentialsProviderUserAgentTest.java
new file mode 100644
index 000000000000..0731a48b071f
--- /dev/null
+++ b/test/auth-tests/src/it/java/software/amazon/awssdk/auth/source/ProcessCredentialsProviderUserAgentTest.java
@@ -0,0 +1,157 @@
+/*
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License").
+ * You may not use this file except in compliance with the License.
+ * A copy of the License is located at
+ *
+ *  http://aws.amazon.com/apache2.0
+ *
+ * or in the "license" file accompanying this file. This file is distributed
+ * on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
+ * express or implied. See the License for the specific language governing
+ * permissions and limitations under the License.
+ */
+
+package software.amazon.awssdk.auth.source;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+import java.time.Instant;
+import java.time.temporal.ChronoUnit;
+import java.util.Arrays;
+import java.util.List;
+import java.util.stream.Stream;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.params.ParameterizedTest;
+import org.junit.jupiter.params.provider.Arguments;
+import org.junit.jupiter.params.provider.MethodSource;
+import software.amazon.awssdk.auth.credentials.ProcessCredentialsProvider;
+import software.amazon.awssdk.http.AbortableInputStream;
+import software.amazon.awssdk.http.HttpExecuteResponse;
+import software.amazon.awssdk.http.SdkHttpClient;
+import software.amazon.awssdk.http.SdkHttpRequest;
+import software.amazon.awssdk.http.SdkHttpResponse;
+import software.amazon.awssdk.identity.spi.AwsCredentialsIdentity;
+import software.amazon.awssdk.identity.spi.IdentityProvider;
+import software.amazon.awssdk.services.sts.StsClient;
+import software.amazon.awssdk.testutils.service.http.MockSyncHttpClient;
+import software.amazon.awssdk.utils.DateUtils;
+import software.amazon.awssdk.utils.StringInputStream;
+
+/**
+ * Test class to verify that ProcessCredentialsProvider correctly includes
+ * business metrics in the User-Agent header. This test focuses specifically on the
+ * CREDENTIALS_PROCESS ("w") business metric feature ID.
+ */
+class ProcessCredentialsProviderUserAgentTest {
+
+    private MockSyncHttpClient mockHttpClient;
+
+    @BeforeEach
+    public void setup() {
+        mockHttpClient = new MockSyncHttpClient();
+        mockHttpClient.stubNextResponse(mockStsResponse());
+    }
+
+    private static HttpExecuteResponse mockStsResponse() {
+        return HttpExecuteResponse.builder()
+                                  .response(SdkHttpResponse.builder().statusCode(200).build())
+                                  .responseBody(AbortableInputStream.create(new StringInputStream("")))
+                                  .build();
+    }
+
+    @ParameterizedTest
+    @MethodSource("processCredentialProviders")
+    void userAgentString_containsProcessBusinessMetric_WhenUsingProcessCredentials(
+            IdentityProvider<? extends AwsCredentialsIdentity> provider, String expected) throws Exception {
+
+        stsClient(provider, mockHttpClient).getCallerIdentity();
+
+        SdkHttpRequest lastRequest = mockHttpClient.getLastRequest();
+        assertThat(lastRequest).isNotNull();
+
+        List<String> userAgentHeaders = lastRequest.headers().get("User-Agent");
+        assertThat(userAgentHeaders).isNotNull().hasSize(1);
+        assertThat(userAgentHeaders.get(0)).contains(expected);
+    }
+
+    private static Stream<Arguments> processCredentialProviders() {
+        String mockCommand = createMockCredentialsCommand(false);
+        List<String> mockCommandList = createMockCredentialsCommandList(false);
+
+        return Stream.of(
+            Arguments.of(ProcessCredentialsProvider.builder()
+                            .command(mockCommand)
+                            .build(), "m/D,w"),
+
+            Arguments.of(ProcessCredentialsProvider.builder()
+                            .command(mockCommandList)
+                            .build(), "m/D,w")
+        );
+    }
+
+    @ParameterizedTest
+    @MethodSource("processCredentialProvidersWithSessionToken")
+    void userAgentString_containsProcessBusinessMetric_WhenUsingProcessCredentialsWithSessionToken(
+            IdentityProvider<? extends AwsCredentialsIdentity> provider, String expected) throws Exception {
+
+        stsClient(provider, mockHttpClient).getCallerIdentity();
+
+        SdkHttpRequest lastRequest = mockHttpClient.getLastRequest();
+        assertThat(lastRequest).isNotNull();
+
+        List<String> userAgentHeaders = lastRequest.headers().get("User-Agent");
+        assertThat(userAgentHeaders).isNotNull().hasSize(1);
+        assertThat(userAgentHeaders.get(0)).contains(expected);
+    }
+
+    private static Stream<Arguments> processCredentialProvidersWithSessionToken() {
+        String mockCommand = createMockCredentialsCommand(true);
+
+        return Stream.of(
+            Arguments.of(ProcessCredentialsProvider.builder()
+                            .command(mockCommand)
+                            .build(), "m/D,w")
+        );
+    }
+
+    private static String createMockCredentialsCommand(boolean includeSessionToken) {
+        String credentialsJson = createCredentialsJson(includeSessionToken);
+
+        return "echo '" + credentialsJson + "'";
+    }
+
+    private static List<String> createMockCredentialsCommandList(boolean includeSessionToken) {
+        String credentialsJson = createCredentialsJson(includeSessionToken);
+
+        // Use echo command as a list
+        return Arrays.asList("echo", credentialsJson);
+    }
+
+    private static String createCredentialsJson(boolean includeSessionToken) {
+        StringBuilder json = new StringBuilder();
+        json.append("{");
+        json.append("\"Version\": 1,");
+        json.append("\"AccessKeyId\": \"test-access-key\",");
+        json.append("\"SecretAccessKey\": \"test-secret-key\"");
+
+        if (includeSessionToken) {
+            json.append(",\"SessionToken\": \"test-session-token\"");
+        }
+
+        // Add expiration time (1 hour from now)
+        String expiration = DateUtils.formatIso8601Date(Instant.now().plus(1, ChronoUnit.HOURS));
+        json.append(",\"Expiration\": \"").append(expiration).append("\"");
+
+        json.append("}");
+        return json.toString();
+    }
+
+    private static StsClient stsClient(IdentityProvider<? extends AwsCredentialsIdentity> provider, SdkHttpClient httpClient) {
+        return StsClient.builder()
+                        .credentialsProvider(provider)
+                        .httpClient(httpClient)
+                        .build();
+    }
+}
diff --git a/test/auth-tests/src/it/java/software/amazon/awssdk/auth/source/ProfileCredentialProviderUserAgentTest.java b/test/auth-tests/src/it/java/software/amazon/awssdk/auth/source/ProfileCredentialProviderUserAgentTest.java
new file mode 100644
index 000000000000..1bf7a1ecd3b7
--- /dev/null
+++ b/test/auth-tests/src/it/java/software/amazon/awssdk/auth/source/ProfileCredentialProviderUserAgentTest.java
@@ -0,0 +1,150 @@
+/*
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License").
+ * You may not use this file except in compliance with the License.
+ * A copy of the License is located at
+ *
+ *  http://aws.amazon.com/apache2.0
+ *
+ * or in the "license" file accompanying this file. This file is distributed
+ * on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
+ * express or implied. See the License for the specific language governing
+ * permissions and limitations under the License.
+ */
+
+package software.amazon.awssdk.auth.source;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+import java.io.IOException;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.util.List;
+import org.junit.jupiter.api.AfterEach;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
+import software.amazon.awssdk.auth.credentials.ProfileCredentialsProvider;
+import software.amazon.awssdk.http.AbortableInputStream;
+import software.amazon.awssdk.http.HttpExecuteResponse;
+import software.amazon.awssdk.http.SdkHttpRequest;
+import software.amazon.awssdk.http.SdkHttpResponse;
+import software.amazon.awssdk.profiles.ProfileFile;
+import software.amazon.awssdk.services.sts.StsClient;
+import software.amazon.awssdk.testutils.service.http.MockSyncHttpClient;
+import software.amazon.awssdk.utils.StringInputStream;
+
+/**
+ * Test class to verify Profile credentials provider business metrics.
+ */
+class ProfileCredentialProviderUserAgentTest {
+
+    private MockSyncHttpClient mockHttpClient;
+    private Path tempConfigFile;
+
+    @BeforeEach
+    public void setup() {
+        mockHttpClient = new MockSyncHttpClient();
+        mockHttpClient.stubNextResponse(mockStsResponse());
+    }
+
+    @AfterEach
+    public void teardown() throws IOException {
+        if (tempConfigFile != null && Files.exists(tempConfigFile)) {
+            Files.delete(tempConfigFile);
+        }
+    }
+
+    private static HttpExecuteResponse mockStsResponse() {
+        return HttpExecuteResponse.builder()
+                                  .response(SdkHttpResponse.builder().statusCode(200).build())
+                                  .responseBody(AbortableInputStream.create(new StringInputStream("")))
+                                  .build();
+    }
+
+    // Basic profile credentials - Expected Feature ID: "n"
+    @Test
+    void basicProfileCredentials_containsFeatureIdN() throws Exception {
+        String configContent =
+            "[profile A]\n" +
+            "aws_access_key_id = abc123\n" +
+            "aws_secret_access_key = def456\n";
+
+        tempConfigFile = Files.createTempFile("aws-config-basic-", ".tmp");
+        Files.write(tempConfigFile, configContent.getBytes());
+
+        ProfileFile profileFile = ProfileFile.builder()
+                                             .content(tempConfigFile)
+                                             .type(ProfileFile.Type.CONFIGURATION)
+                                             .build();
+
+        ProfileCredentialsProvider credentialsProvider = ProfileCredentialsProvider.builder()
+                                                                                   .profileFile(profileFile)
+                                                                                   .profileName("A")
+                                                                                   .build();
+
+        StsClient stsClient = StsClient.builder()
+                                       .credentialsProvider(credentialsProvider)
+                                       .httpClient(mockHttpClient)
+                                       .build();
+
+        stsClient.getCallerIdentity();
+
+        assertThat(mockHttpClient.getRequests()).hasSize(1);
+
+        SdkHttpRequest lastRequest = mockHttpClient.getLastRequest();
+        assertThat(lastRequest).isNotNull();
+
+        List<String> userAgentHeaders = lastRequest.headers().get("User-Agent");
+        assertThat(userAgentHeaders).isNotNull().hasSize(1);
+        String userAgent = userAgentHeaders.get(0);
+
+        assertThat(userAgent).contains("m/D,n");
+
+        credentialsProvider.close();
+        stsClient.close();
+    }
+
+    //Profile with credential_process - Expected Feature IDs: "v,w"
+    @Test
+    void profileWithCredentialProcess_containsFeatureIdVW() throws Exception {
+        String configContent =
+            "[profile A]\n" +
+            "credential_process = echo '{\"Version\": 1, \"AccessKeyId\": \"abc123\", \"SecretAccessKey\": \"def456\"}'\n";
+
+        tempConfigFile = Files.createTempFile("aws-config-process-", ".tmp");
+        Files.write(tempConfigFile, configContent.getBytes());
+
+        ProfileFile profileFile = ProfileFile.builder()
+                                             .content(tempConfigFile)
+                                             .type(ProfileFile.Type.CONFIGURATION)
+                                             .build();
+
+        ProfileCredentialsProvider credentialsProvider = ProfileCredentialsProvider.builder()
+                                                                                   .profileFile(profileFile)
+                                                                                   .profileName("A")
+                                                                                   .build();
+
+        StsClient stsClient = StsClient.builder()
+                                       .credentialsProvider(credentialsProvider)
+                                       .httpClient(mockHttpClient)
+                                       .build();
+
+        stsClient.getCallerIdentity();
+
+        assertThat(mockHttpClient.getRequests()).hasSize(1);
+
+        SdkHttpRequest lastRequest = mockHttpClient.getLastRequest();
+        assertThat(lastRequest).isNotNull();
+
+        List<String> userAgentHeaders = lastRequest.headers().get("User-Agent");
+        assertThat(userAgentHeaders).isNotNull().hasSize(1);
+        String userAgent = userAgentHeaders.get(0);
+
+        assertThat(userAgent).contains("m/D,v,w");
+
+        credentialsProvider.close();
+        stsClient.close();
+    }
+
+}
diff --git a/test/auth-tests/src/it/java/software/amazon/awssdk/auth/source/SystemPropertyCredentialsProviderUserAgentTest.java b/test/auth-tests/src/it/java/software/amazon/awssdk/auth/source/SystemPropertyCredentialsProviderUserAgentTest.java
new file mode 100644
index 000000000000..de57169198fb
--- /dev/null
+++ b/test/auth-tests/src/it/java/software/amazon/awssdk/auth/source/SystemPropertyCredentialsProviderUserAgentTest.java
@@ -0,0 +1,123 @@
+/*
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License").
+ * You may not use this file except in compliance with the License.
+ * A copy of the License is located at
+ *
+ *  http://aws.amazon.com/apache2.0
+ *
+ * or in the "license" file accompanying this file. This file is distributed
+ * on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
+ * express or implied. See the License for the specific language governing
+ * permissions and limitations under the License.
+ */
+
+package software.amazon.awssdk.auth.source;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+import java.util.List;
+import java.util.stream.Stream;
+import org.junit.jupiter.api.AfterAll;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.params.ParameterizedTest;
+import org.junit.jupiter.params.provider.Arguments;
+import org.junit.jupiter.params.provider.MethodSource;
+import software.amazon.awssdk.auth.credentials.SystemPropertyCredentialsProvider;
+import software.amazon.awssdk.http.AbortableInputStream;
+import software.amazon.awssdk.http.HttpExecuteResponse;
+import software.amazon.awssdk.http.SdkHttpClient;
+import software.amazon.awssdk.http.SdkHttpRequest;
+import software.amazon.awssdk.http.SdkHttpResponse;
+import software.amazon.awssdk.identity.spi.AwsCredentialsIdentity;
+import software.amazon.awssdk.identity.spi.IdentityProvider;
+import software.amazon.awssdk.services.sts.StsClient;
+import software.amazon.awssdk.testutils.service.http.MockSyncHttpClient;
+import software.amazon.awssdk.utils.StringInputStream;
+
+/**
+ * Test class to verify that SystemPropertyCredentialsProvider correctly includes
+ * business metrics in the User-Agent header. This test focuses specifically on the
+ * CREDENTIALS_JVM_SYSTEM_PROPERTIES ("f") business metric feature ID.
+ */
+class SystemPropertyCredentialsProviderUserAgentTest {
+
+    private MockSyncHttpClient mockHttpClient;
+
+    @BeforeEach
+    public void setup() {
+
+        System.setProperty("aws.accessKeyId", "test-access-key");
+        System.setProperty("aws.secretAccessKey", "test-secret-key");
+        
+        // Setup mock HTTP client for STS calls
+        mockHttpClient = new MockSyncHttpClient();
+        mockHttpClient.stubNextResponse(mockStsResponse());
+    }
+
+    @AfterAll
+    public static void teardown() {
+        System.clearProperty("aws.accessKeyId");
+        System.clearProperty("aws.secretAccessKey");
+        System.clearProperty("aws.sessionToken");
+    }
+
+    private static HttpExecuteResponse mockStsResponse() {
+        return HttpExecuteResponse.builder()
+                                  .response(SdkHttpResponse.builder().statusCode(200).build())
+                                  .responseBody(AbortableInputStream.create(new StringInputStream("")))
+                                  .build();
+    }
+
+    @ParameterizedTest
+    @MethodSource("systemPropertyCredentialProviders")
+    void userAgentString_containsSystemPropertyBusinessMetric_WhenUsingSystemPropertyCredentials(
+            IdentityProvider<? extends AwsCredentialsIdentity> provider, String expected) throws Exception {
+        
+        stsClient(provider, mockHttpClient).getCallerIdentity();
+
+        SdkHttpRequest lastRequest = mockHttpClient.getLastRequest();
+        assertThat(lastRequest).isNotNull();
+
+        List<String> userAgentHeaders = lastRequest.headers().get("User-Agent");
+        assertThat(userAgentHeaders).isNotNull().hasSize(1);
+        assertThat(userAgentHeaders.get(0)).contains(expected);
+    }
+
+    private static Stream<Arguments> systemPropertyCredentialProviders() {
+        return Stream.of(
+            Arguments.of(SystemPropertyCredentialsProvider.create(), "m/D,f")
+        );
+    }
+
+    @ParameterizedTest
+    @MethodSource("systemPropertyCredentialProvidersWithSessionToken")
+    void userAgentString_containsSystemPropertyBusinessMetric_WhenUsingSystemPropertyCredentialsWithSessionToken(
+            IdentityProvider<? extends AwsCredentialsIdentity> provider, String expected) throws Exception {
+
+        System.setProperty("aws.sessionToken", "test-session-token");
+        
+        stsClient(provider, mockHttpClient).getCallerIdentity();
+
+        SdkHttpRequest lastRequest = mockHttpClient.getLastRequest();
+        assertThat(lastRequest).isNotNull();
+
+        List<String> userAgentHeaders = lastRequest.headers().get("User-Agent");
+        assertThat(userAgentHeaders).isNotNull().hasSize(1);
+        assertThat(userAgentHeaders.get(0)).contains(expected);
+    }
+
+    private static Stream<Arguments> systemPropertyCredentialProvidersWithSessionToken() {
+        return Stream.of(
+            Arguments.of(SystemPropertyCredentialsProvider.create(), "m/D,f")
+        );
+    }
+
+    private static StsClient stsClient(IdentityProvider<? extends AwsCredentialsIdentity> provider, SdkHttpClient httpClient) {
+        return StsClient.builder()
+                        .credentialsProvider(provider)
+                        .httpClient(httpClient)
+                        .build();
+    }
+}
diff --git a/test/auth-tests/src/it/java/software/amazon/awssdk/auth/source/UserAgentProviderTest.java b/test/auth-tests/src/it/java/software/amazon/awssdk/auth/source/UserAgentProviderTest.java
index ffe82176afff..4ee93a9afd32 100644
--- a/test/auth-tests/src/it/java/software/amazon/awssdk/auth/source/UserAgentProviderTest.java
+++ b/test/auth-tests/src/it/java/software/amazon/awssdk/auth/source/UserAgentProviderTest.java
@@ -46,7 +46,7 @@ class UserAgentProviderTest {
     private MockSyncHttpClient mockHttpClient;
 
     @BeforeEach
-    public void setup() throws UnsupportedEncodingException {
+    public void setup() {
         mockHttpClient = new MockSyncHttpClient();
         mockHttpClient.stubNextResponse(mockResponse());
     }
@@ -74,8 +74,8 @@ void userAgentString_containsCredentialProviderNames_IfPresent(IdentityProvider<
 
     private static Stream<Arguments> credentialProviders() {
         return Stream.of(
-            Arguments.of(StaticCredentialsProvider.create(SESSION_IDENTITY), "stat"),
-            Arguments.of(StaticCredentialsProvider.create(BASIC_IDENTITY), "stat")
+            Arguments.of(StaticCredentialsProvider.create(SESSION_IDENTITY), "m/D,e"),
+            Arguments.of(StaticCredentialsProvider.create(BASIC_IDENTITY), "m/D,e")
         );
     }
 
diff --git a/test/auth-tests/src/it/java/software/amazon/awssdk/auth/sts/StsCredentialsProviderUserAgentTest.java b/test/auth-tests/src/it/java/software/amazon/awssdk/auth/sts/StsCredentialsProviderUserAgentTest.java
new file mode 100644
index 000000000000..57c3d7aa1294
--- /dev/null
+++ b/test/auth-tests/src/it/java/software/amazon/awssdk/auth/sts/StsCredentialsProviderUserAgentTest.java
@@ -0,0 +1,245 @@
+/*
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License").
+ * You may not use this file except in compliance with the License.
+ * A copy of the License is located at
+ *
+ *  http://aws.amazon.com/apache2.0
+ *
+ * or in the "license" file accompanying this file. This file is distributed
+ * on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
+ * express or implied. See the License for the specific language governing
+ * permissions and limitations under the License.
+ */
+
+package software.amazon.awssdk.auth.sts;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.util.List;
+import java.util.stream.Stream;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.params.ParameterizedTest;
+import org.junit.jupiter.params.provider.Arguments;
+import org.junit.jupiter.params.provider.MethodSource;
+import software.amazon.awssdk.auth.credentials.AwsCredentialsProvider;
+import software.amazon.awssdk.auth.credentials.AwsBasicCredentials;
+import software.amazon.awssdk.auth.credentials.StaticCredentialsProvider;
+import software.amazon.awssdk.http.AbortableInputStream;
+import software.amazon.awssdk.http.HttpExecuteResponse;
+import software.amazon.awssdk.http.SdkHttpRequest;
+import software.amazon.awssdk.http.SdkHttpResponse;
+import software.amazon.awssdk.services.sts.StsClient;
+import software.amazon.awssdk.services.sts.auth.StsAssumeRoleCredentialsProvider;
+import software.amazon.awssdk.services.sts.auth.StsAssumeRoleWithSamlCredentialsProvider;
+import software.amazon.awssdk.services.sts.auth.StsAssumeRoleWithWebIdentityCredentialsProvider;
+import software.amazon.awssdk.services.sts.auth.StsGetFederationTokenCredentialsProvider;
+import software.amazon.awssdk.services.sts.auth.StsGetSessionTokenCredentialsProvider;
+import software.amazon.awssdk.services.sts.auth.StsWebIdentityTokenFileCredentialsProvider;
+import software.amazon.awssdk.core.SdkSystemSetting;
+import software.amazon.awssdk.testutils.service.http.MockSyncHttpClient;
+import software.amazon.awssdk.utils.StringInputStream;
+
+/**
+ * Tests STS credentials provider business metrics emission in User-Agent headers.
+ * 
+ * Tests the following business metrics:
+ * - CREDENTIALS_STS_ASSUME_ROLE("i") - StsAssumeRoleCredentialsProvider
+ * - CREDENTIALS_STS_ASSUME_ROLE_SAML("j") - StsAssumeRoleWithSamlCredentialsProvider  
+ * - CREDENTIALS_STS_ASSUME_ROLE_WEB_ID("k") - StsAssumeRoleWithWebIdentityCredentialsProvider
+ * - CREDENTIALS_STS_FEDERATION_TOKEN("l") - StsGetFederationTokenCredentialsProvider
+ * - CREDENTIALS_STS_SESSION_TOKEN("m") - StsGetSessionTokenCredentialsProvider
+ * - CREDENTIALS_ENV_VARS_STS_WEB_ID_TOKEN("h") - WebIdentityTokenFileCredentialsProvider
+ */
+class StsCredentialsProviderUserAgentTest {
+
+    private MockSyncHttpClient mockHttpClient;
+
+    @BeforeEach
+    public void setup() {
+        mockHttpClient = new MockSyncHttpClient();
+        mockHttpClient.stubNextResponse(mockStsResponse());
+    }
+
+    @ParameterizedTest
+    @MethodSource("stsCredentialsProviders")
+    void stsCredentialsProvider_emitsCorrectBusinessMetrics(AwsCredentialsProvider provider, 
+                                                           String expected, 
+                                                           String providerName) throws Exception {
+        StsClient stsClient = StsClient.builder()
+                                       .credentialsProvider(provider)
+                                       .httpClient(mockHttpClient)
+                                       .build();
+
+        stsClient.getCallerIdentity();
+
+        SdkHttpRequest lastRequest = mockHttpClient.getLastRequest();
+        assertThat(lastRequest).isNotNull();
+
+        List<String> userAgentHeaders = lastRequest.headers().get("User-Agent");
+        assertThat(userAgentHeaders).isNotNull().hasSize(1);
+        assertThat(userAgentHeaders.get(0)).contains(expected);
+
+        stsClient.close();
+    }
+
+    private static Stream<Arguments> stsCredentialsProviders() throws Exception {
+        return Stream.of(
+            Arguments.of(createAssumeRoleProvider(), "m/D,i", "StsAssumeRoleCredentialsProvider"),
+            Arguments.of(createAssumeRoleWithSamlProvider(), "m/D,j", "StsAssumeRoleWithSamlCredentialsProvider"),
+            Arguments.of(createAssumeRoleWithWebIdentityProvider(), "m/D,k", "StsAssumeRoleWithWebIdentityCredentialsProvider"),
+            Arguments.of(createFederationTokenProvider(), "m/D,l", "StsGetFederationTokenCredentialsProvider"),
+            Arguments.of(createSessionTokenProvider(), "m/D,m", "StsGetSessionTokenCredentialsProvider"),
+            Arguments.of(createWebIdentityTokenFileProvider(), "m/D,k,h", "StsWebIdentityTokenFileCredentialsProvider")
+        );
+    }
+
+    private static AwsCredentialsProvider createAssumeRoleProvider() {
+        MockSyncHttpClient mockHttpClient = new MockSyncHttpClient();
+        mockHttpClient.stubNextResponse(createStsResponse("AssumeRole"));
+
+        AwsBasicCredentials staticCredentials = AwsBasicCredentials.create("AKIATEST", "test-secret");
+
+        StsClient stsClient = StsClient.builder()
+                                       .httpClient(mockHttpClient)
+                                       .credentialsProvider(StaticCredentialsProvider.create(staticCredentials))
+                                       .build();
+
+        return StsAssumeRoleCredentialsProvider.builder()
+                .stsClient(stsClient)
+                .refreshRequest(r -> r.roleArn("arn:aws:iam::123456789012:role/TestRole")
+                                      .roleSessionName("test-session"))
+                .build();
+    }
+
+    private static AwsCredentialsProvider createAssumeRoleWithSamlProvider() {
+        MockSyncHttpClient mockHttpClient = new MockSyncHttpClient();
+        mockHttpClient.stubNextResponse(createStsResponse("AssumeRoleWithSAML"));
+        
+        StsClient stsClient = StsClient.builder()
+                .httpClient(mockHttpClient)
+                .build();
+        
+        String samlAssertion = "PHNhbWw6QXNzZXJ0aW9uPjwvc2FtbDpBc3NlcnRpb24+";
+        
+        return StsAssumeRoleWithSamlCredentialsProvider.builder()
+                .stsClient(stsClient)
+                .refreshRequest(r -> r.roleArn("arn:aws:iam::123456789012:role/TestRole")
+                                      .principalArn("arn:aws:iam::123456789012:saml-provider/TestProvider")
+                                      .samlAssertion(samlAssertion))
+                .build();
+    }
+
+    private static AwsCredentialsProvider createAssumeRoleWithWebIdentityProvider() {
+        MockSyncHttpClient mockHttpClient = new MockSyncHttpClient();
+        mockHttpClient.stubNextResponse(createStsResponse("AssumeRoleWithWebIdentity"));
+        
+        StsClient stsClient = StsClient.builder()
+                .httpClient(mockHttpClient)
+                .region(software.amazon.awssdk.regions.Region.US_EAST_1)
+                .build();
+        
+        String webIdentityToken = "eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJzdWIiOiIxMjM0NTY3ODkwIiwibmFtZSI6IkpvaG4gRG9lIiwiaWF0IjoxNTE2MjM5MDIyfQ.SflKxwRJSMeKKF2QT4fwpMeJf36POk6yJV_adQssw5c";
+        
+        return StsAssumeRoleWithWebIdentityCredentialsProvider.builder()
+                .stsClient(stsClient)
+                .refreshRequest(r -> r.roleArn("arn:aws:iam::123456789012:role/TestRole")
+                                      .webIdentityToken(webIdentityToken)
+                                      .roleSessionName("test-session"))
+                .build();
+    }
+
+    private static AwsCredentialsProvider createFederationTokenProvider() {
+        MockSyncHttpClient mockHttpClient = new MockSyncHttpClient();
+        mockHttpClient.stubNextResponse(createStsResponse("GetFederationToken"));
+
+        AwsBasicCredentials staticCredentials = AwsBasicCredentials.create("AKIATEST", "test-secret");
+
+        StsClient stsClient = StsClient.builder()
+                                       .httpClient(mockHttpClient)
+                                       .credentialsProvider(StaticCredentialsProvider.create(staticCredentials))
+                                       .build();
+
+        return StsGetFederationTokenCredentialsProvider.builder()
+                .stsClient(stsClient)
+                .refreshRequest(r -> r.name("test-user"))
+                .build();
+    }
+
+    private static AwsCredentialsProvider createSessionTokenProvider() {
+        MockSyncHttpClient mockHttpClient = new MockSyncHttpClient();
+        mockHttpClient.stubNextResponse(createStsResponse("GetSessionToken"));
+
+        AwsBasicCredentials staticCredentials = AwsBasicCredentials.create("AKIATEST", "test-secret");
+
+        StsClient stsClient = StsClient.builder()
+                                       .httpClient(mockHttpClient)
+                                       .credentialsProvider(StaticCredentialsProvider.create(staticCredentials))
+                                       .build();
+        
+        return StsGetSessionTokenCredentialsProvider.builder()
+                .stsClient(stsClient)
+                .build();
+    }
+
+    private static AwsCredentialsProvider createWebIdentityTokenFileProvider() throws Exception {
+        // Create temporary token file
+        Path tempTokenFile = Files.createTempFile("test-token", ".jwt");
+        Files.write(tempTokenFile, "eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJzdWIiOiIxMjM0NTY3ODkwIiwibmFtZSI6IkpvaG4gRG9lIiwiaWF0IjoxNTE2MjM5MDIyfQ.SflKxwRJSMeKKF2QT4fwpMeJf36POk6yJV_adQssw5c".getBytes());
+
+        System.setProperty(SdkSystemSetting.AWS_ROLE_ARN.property(), "arn:aws:iam::123456789012:role/TestRole");
+        System.setProperty(SdkSystemSetting.AWS_WEB_IDENTITY_TOKEN_FILE.property(), tempTokenFile.toString());
+        System.setProperty(SdkSystemSetting.AWS_ROLE_SESSION_NAME.property(), "test-session");
+
+        MockSyncHttpClient mockHttpClient = new MockSyncHttpClient();
+        mockHttpClient.stubNextResponse(createStsResponse("AssumeRoleWithWebIdentity"));
+        
+        StsClient stsClient = StsClient.builder()
+                .httpClient(mockHttpClient)
+                .build();
+        
+        return StsWebIdentityTokenFileCredentialsProvider.builder()
+                .stsClient(stsClient)
+                .build();
+    }
+
+    private static HttpExecuteResponse mockStsResponse() {
+        String getCallerIdentityResponseBody = "<GetCallerIdentityResponse xmlns=\"https://sts.amazonaws.com/doc/2011-06-15/\">\n" +
+                                               "  <GetCallerIdentityResult>\n" +
+                                               "    <Arn>arn:aws:sts::123456789012:assumed-role/TestRole/test-session</Arn>\n" +
+                                               "    <UserId>AROATEST:test-session</UserId>\n" +
+                                               "    <Account>123456789012</Account>\n" +
+                                               "  </GetCallerIdentityResult>\n" +
+                                               "</GetCallerIdentityResponse>";
+
+        return HttpExecuteResponse.builder()
+                                  .response(SdkHttpResponse.builder().statusCode(200).build())
+                                  .responseBody(AbortableInputStream.create(new StringInputStream(getCallerIdentityResponseBody)))
+                                  .build();
+    }
+
+    private static HttpExecuteResponse createStsResponse(String operation) {
+        String responseBody = "<AssumeRoleResponse xmlns=\"https://sts.amazonaws.com/doc/2011-06-15/\">\n"
+                            + "  <AssumeRoleResult>\n"
+                            + "    <Credentials>\n"
+                            + "      <AccessKeyId>AKIATEST</AccessKeyId>\n"
+                            + "      <SecretAccessKey>test-secret</SecretAccessKey>\n"
+                            + "      <SessionToken>test-session-token</SessionToken>\n"
+                            + "      <Expiration>2099-12-31T23:59:59Z</Expiration>\n"
+                            + "    </Credentials>\n"
+                            + "    <AssumedRoleUser>\n"
+                            + "      <Arn>arn:aws:sts::123456789012:assumed-role/TestRole/test-session</Arn>\n"
+                            + "      <AssumedRoleId>AROATEST:test-session</AssumedRoleId>\n"
+                            + "    </AssumedRoleUser>\n"
+                            + "  </AssumeRoleResult>\n"
+                            + "</AssumeRoleResponse>";
+
+        return HttpExecuteResponse.builder()
+                                  .response(SdkHttpResponse.builder().statusCode(200).build())
+                                  .responseBody(AbortableInputStream.create(new StringInputStream(responseBody)))
+                                  .build();
+    }
+}