diff --git a/mostlyai/sdk/domain.py b/mostlyai/sdk/domain.py
index 2718e8aa..f5120705 100644
--- a/mostlyai/sdk/domain.py
+++ b/mostlyai/sdk/domain.py
@@ -13,7 +13,7 @@
 # limitations under the License.
 
 # generated by datamodel-codegen:
-#   timestamp: 2025-07-10T14:44:02+00:00
+#   timestamp: 2025-07-15T14:36:53+00:00
 
 from __future__ import annotations
 
@@ -186,6 +186,7 @@ class DatasetUsage(CustomBaseModel):
 class DatasetSortField(str, Enum):
     recency = "RECENCY"
     no_of_likes = "NO_OF_LIKES"
+    no_of_threads = "NO_OF_THREADS"
 
 
 class ConnectorAccessType(str, Enum):
@@ -257,6 +258,11 @@ class ConnectorUsage(CustomBaseModel):
         description="Number of generators using this connector.",
     )
     no_of_likes: int | None = Field(None, alias="noOfLikes", description="Number of likes of this connector.")
+    no_of_threads: int | None = Field(
+        None,
+        alias="noOfThreads",
+        description="Number of assistant threads using this connector.",
+    )
 
 
 class ConnectorConfig(CustomBaseModel):
@@ -479,6 +485,7 @@ class ConnectorSortField(str, Enum):
     recency = "RECENCY"
     no_of_generators = "NO_OF_GENERATORS"
     no_of_likes = "NO_OF_LIKES"
+    no_of_threads = "NO_OF_THREADS"
 
 
 class GeneratorUsage(CustomBaseModel):
@@ -517,6 +524,11 @@ class GeneratorUsage(CustomBaseModel):
         description="Number of synthetic datasets generated by this generator.",
     )
     no_of_likes: int | None = Field(None, alias="noOfLikes", description="Number of likes of this generator.")
+    no_of_threads: int | None = Field(
+        None,
+        alias="noOfThreads",
+        description="Number of assistant threads using this generator.",
+    )
 
 
 class SourceColumnValueRange(CustomBaseModel):
@@ -641,6 +653,7 @@ class SourceForeignKeyPatchConfig(CustomBaseModel):
 class GeneratorSortField(str, Enum):
     recency = "RECENCY"
     no_of_likes = "NO_OF_LIKES"
+    no_of_threads = "NO_OF_THREADS"
     no_of_synthetic_datasets = "NO_OF_SYNTHETIC_DATASETS"
 
 
@@ -774,6 +787,11 @@ class SyntheticDatasetUsage(CustomBaseModel):
         alias="noOfDownloads",
         description="Number of downloads of this synthetic dataset.",
     )
+    no_of_threads: int | None = Field(
+        None,
+        alias="noOfThreads",
+        description="Number of assistant threads using this synthetic dataset.",
+    )
 
 
 class SyntheticDatasetFormat(str, Enum):
@@ -809,6 +827,7 @@ class SyntheticDatasetSortField(str, Enum):
     recency = "RECENCY"
     no_of_likes = "NO_OF_LIKES"
     no_of_downloads = "NO_OF_DOWNLOADS"
+    no_of_threads = "NO_OF_THREADS"
 
 
 class AssistantLiteLlmExtraItem(CustomBaseModel):
@@ -920,6 +939,7 @@ class AssistantMessageDeltaContentType(str, Enum):
     artifact_generator = "artifact/generator"
     artifact_synthetic_dataset = "artifact/synthetic-dataset"
     artifact_connector = "artifact/connector"
+    artifact_dataset = "artifact/dataset"
 
 
 class AssistantMessageFile(CustomBaseModel):
@@ -1825,8 +1845,8 @@ class Dataset(CustomBaseModel):
     id: str = Field(..., description="The unique identifier of a dataset.")
     name: str | None = Field(None, description="The name of a dataset.")
     description: str | None = Field(None, description="The description of / instructions for a dataset.")
-    connectors: list[DatasetConnector] | None = None
-    files: list[str] | None = None
+    connectors: list[DatasetConnector]
+    files: list[str]
     usage: DatasetUsage | None = None
     metadata: Metadata | None = None
     OPEN_URL_PARTS: ClassVar[list] = ["d", "datasets"]