diff --git a/ports/ms-gdkx/portfile.cmake b/ports/ms-gdkx/portfile.cmake
index ed80fdc37076e3..40bdf802bf0883 100644
--- a/ports/ms-gdkx/portfile.cmake
+++ b/ports/ms-gdkx/portfile.cmake
@@ -1,15 +1,22 @@
+# April 2025 or earlier
 cmake_path(SET GRDKLatest "$ENV{GRDKLatest}")
+cmake_path(SET GXDKLatest "$ENV{GXDKLatest}")
+
+# October 2025 or later
+cmake_path(SET GameDKCoreLatest "$ENV{GameDKCoreLatest}")
+cmake_path(SET GameDKXboxLatest "$ENV{GameDKXboxLatest}")
 
 find_path(GRDK_H
   NAMES grdk.h
   PATHS "${GRDKLatest}/gameKit/Include"
+        "${GameDKXboxLatest}/windows/include"
+        "${GameDKCoreLatest}/windows/include"
 )
 
-cmake_path(SET GXDKLatest "$ENV{GXDKLatest}")
-
 find_path(GXDK_H
   NAMES gxdk.h
   PATHS "${GXDKLatest}/gameKit/Include"
+        "${GameDKXboxLatest}/xbox/include"
 )
 
 if(NOT (GRDK_H AND GXDK_H))
diff --git a/ports/ms-gdkx/vcpkg.json b/ports/ms-gdkx/vcpkg.json
index 005151386322f5..53a67f62054c06 100644
--- a/ports/ms-gdkx/vcpkg.json
+++ b/ports/ms-gdkx/vcpkg.json
@@ -1,7 +1,7 @@
 {
   "name": "ms-gdkx",
   "version": "1.0.0",
-  "port-version": 1,
+  "port-version": 2,
   "description": "Stub port that ensures the Microsoft GDK with Xbox Extensions is installed.",
   "homepage": "https://aka.ms/gdkx",
   "documentation": "https://aka.ms/gamedevdocs",
diff --git a/scripts/ci.feature.baseline.txt b/scripts/ci.feature.baseline.txt
index 028bbb6c55dfbb..e5d2a5222a42a8 100644
--- a/scripts/ci.feature.baseline.txt
+++ b/scripts/ci.feature.baseline.txt
@@ -2035,3 +2035,9 @@ osg:x64-osx=skip
 osg-qt:x64-osx=skip # due to dependency on osg
 osgearth:x64-osx=skip # due to dependency on osg
 sdformat:x64-osx=skip # due to dependency on gz-*
+
+# ms-gdkx require the Microsoft GDK with Xbox Extensions which is not installed on the CI pipeline machines
+ms-gdkx:x64-windows-release=skip
+ms-gdkx:x64-windows-static-md=skip
+ms-gdkx:x64-windows-static=skip
+ms-gdkx:x64-windows=skip
diff --git a/scripts/toolchains/xbox.cmake b/scripts/toolchains/xbox.cmake
index 414ccd96aba659..f669a961b2c5eb 100644
--- a/scripts/toolchains/xbox.cmake
+++ b/scripts/toolchains/xbox.cmake
@@ -41,7 +41,11 @@ if(NOT _VCPKG_WINDOWS_TOOLCHAIN)
     set(CMAKE_CROSSCOMPILING ON CACHE STRING "")
 
     # Add the Microsoft GDK if present
-    if (DEFINED ENV{GRDKLatest})
+    if (DEFINED ENV{GameDKCoreLatest})
+        # October 2025 or later
+        # No windows paths should be used for console targets.
+    elseif (DEFINED ENV{GRDKLatest})
+        # April 2025 or earlier
         cmake_path(SET _vcpkg_grdk "$ENV{GRDKLatest}")
 
         list(APPEND CMAKE_REQUIRED_INCLUDES "${_vcpkg_grdk}/gameKit/Include")
@@ -53,7 +57,27 @@ if(NOT _VCPKG_WINDOWS_TOOLCHAIN)
     endif()
 
     # Add the Microsoft GDK Xbox Extensions if present
-    if (DEFINED ENV{GXDKLatest})
+    if (DEFINED ENV{GameDKXboxLatest})
+        # October 2025 or later
+        cmake_path(SET _vcpkg_gxdk "$ENV{GameDKXboxLatest}")
+
+        if(XBOX_CONSOLE_TARGET STREQUAL "scarlett")
+            list(APPEND CMAKE_REQUIRED_INCLUDES "${_vcpkg_gxdk}/xbox/include/gen9" "${_vcpkg_gxdk}/xbox/include")
+            include_directories(BEFORE SYSTEM "${_vcpkg_gxdk}/xbox/include/gen9" "${_vcpkg_gxdk}/xbox/include")
+            cmake_path(CONVERT "${_vcpkg_gxdk}/xbox/include/gen9;${_vcpkg_gxdk}/xbox/include" TO_NATIVE_PATH_LIST _vcpkg_inc NORMALIZE)
+
+            link_directories(BEFORE "${_vcpkg_gxdk}/xbox/lib/gen9" "${_vcpkg_gxdk}/xbox/lib/x64")
+            cmake_path(CONVERT "${_vcpkg_gxdk}/xbox/lib/gen9;${_vcpkg_gxdk}/xbox/lib/x64" TO_NATIVE_PATH_LIST _vcpkg_lib NORMALIZE)
+        elseif(XBOX_CONSOLE_TARGET STREQUAL "xboxone")
+            list(APPEND CMAKE_REQUIRED_INCLUDES "${_vcpkg_gxdk}/xbox/include/gen8" "${_vcpkg_gxdk}/xbox/include")
+            include_directories(BEFORE SYSTEM "${_vcpkg_gxdk}/xbox/include/gen8" "${_vcpkg_gxdk}/xbox/include")
+            cmake_path(CONVERT "${_vcpkg_gxdk}/xbox/include/gen8;${_vcpkg_gxdk}/xbox/include" TO_NATIVE_PATH_LIST _vcpkg_inc NORMALIZE)
+
+            link_directories(BEFORE "${_vcpkg_gxdk}/xbox/lib/gen8" "${_vcpkg_gxdk}/xbox/lib/x64")
+            cmake_path(CONVERT "${_vcpkg_gxdk}/xbox/lib/gen8;${_vcpkg_gxdk}/xbox/lib/x64" TO_NATIVE_PATH_LIST _vcpkg_lib NORMALIZE)
+        endif()
+    elseif (DEFINED ENV{GXDKLatest})
+        # April 2025 or earlier
         cmake_path(SET _vcpkg_gxdk "$ENV{GXDKLatest}")
 
         if(XBOX_CONSOLE_TARGET STREQUAL "scarlett")
diff --git a/versions/baseline.json b/versions/baseline.json
index 24ed0bd79792ea..62b9e1c9d9e3de 100644
--- a/versions/baseline.json
+++ b/versions/baseline.json
@@ -6566,7 +6566,7 @@
     },
     "ms-gdkx": {
       "baseline": "1.0.0",
-      "port-version": 1
+      "port-version": 2
     },
     "ms-gltf": {
       "baseline": "2024-09-05",
diff --git a/versions/m-/ms-gdkx.json b/versions/m-/ms-gdkx.json
index eb522c0250ebe2..df7dafd101e2a3 100644
--- a/versions/m-/ms-gdkx.json
+++ b/versions/m-/ms-gdkx.json
@@ -1,5 +1,10 @@
 {
   "versions": [
+    {
+      "git-tree": "30527c5a57b01164f08c5ca66ff5d3124b1d8e63",
+      "version": "1.0.0",
+      "port-version": 2
+    },
     {
       "git-tree": "88dfc0932dd418a9099759f87a60dab8a0df8d6e",
       "version": "1.0.0",