diff --git a/CHANGELOG.md b/CHANGELOG.md
index d27fbea6fe..152ea4f157 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,31 @@
 # Changelog
 
+## v3.28.0 (2026-10-29)
+
+### New Features
+
+- feat(mlops): Add AthenaStep pipeline step (#6508)
+- add: metadata for huggingface vllm v0.30 and v0.31 (#6526)
+- change: add eusc-de-east-1 to PyTorch inference 2.6.0 image URI config (#6538)
+- change: add sa-west-1 to PyTorch training image URI config (#6516)
+
+### Bug Fixes
+
+- fix(codegen): restore codestyle-doc-tests compliance after botocore sync (#6523)
+- fix: set VolumeKmsKeyId on ModelStep runtime repack job (#6537)
+- fix: use pipeline code_hash for FrameworkProcessor sourcedir upload (#6494)
+- fix: keep job name in pipeline request for ModelTrainer and HyperparameterTuner (#6323)
+- Fix s3 sse kms validate path (#5931)
+- fix: preserve volume KMS key in HyperparameterTuner training job definition (#6522)
+- fix: close the remaining gaps in optional torch support (#6531)
+- fix(serve): pin pandas below 3.1.0 to unblock serve unit tests (#6524)
+- fix(serve): decouple the SMD orchestrator entrypoint from the container's sagemaker (#6200) (#6534)
+
+### Tests
+
+- test(train): make SFT recipe-override integ tests recipe-proof (#6548)
+
+
 ## v3.27.0 (2026-10-21)
 
 ### New Features
diff --git a/VERSION b/VERSION
index 8c53120442..a72fd67b60 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-3.27.0
+3.28.0
diff --git a/pyproject.toml b/pyproject.toml
index 6df1184ac2..ea2730b06d 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -33,10 +33,10 @@ classifiers = [
   "Programming Language :: Python :: 3.13",
 ]
 dependencies = [
-  "sagemaker-core>=2.27.0,<3.0.0",
-  "sagemaker-train>=1.27.0,<2.0.0",
-  "sagemaker-serve>=1.27.0,<2.0.0",
-  "sagemaker-mlops>=1.27.0,<2.0.0",
+  "sagemaker-core>=2.28.0,<3.0.0",
+  "sagemaker-train>=1.28.0,<2.0.0",
+  "sagemaker-serve>=1.28.0,<2.0.0",
+  "sagemaker-mlops>=1.28.0,<2.0.0",
 ]
 
 [project.optional-dependencies]
diff --git a/sagemaker-core/CHANGELOG.md b/sagemaker-core/CHANGELOG.md
index 50ed87e78d..0ad731b071 100644
--- a/sagemaker-core/CHANGELOG.md
+++ b/sagemaker-core/CHANGELOG.md
@@ -1,5 +1,18 @@
 # Changelog
 
+## v2.28.0 (2026-10-29)
+
+### New Features
+
+- add: metadata for huggingface vllm v0.30 and v0.31 (#6526)
+- change: add eusc-de-east-1 to PyTorch inference 2.6.0 image URI config (#6538)
+- change: add sa-west-1 to PyTorch training image URI config (#6516)
+
+### Bug Fixes
+
+- fix(codegen): restore codestyle-doc-tests compliance after botocore sync (#6523)
+
+
 ## v2.27.0 (2026-10-21)
 
 ### Bug Fixes
diff --git a/sagemaker-core/VERSION b/sagemaker-core/VERSION
index a5f3e61bdc..90efbd4e31 100644
--- a/sagemaker-core/VERSION
+++ b/sagemaker-core/VERSION
@@ -1 +1 @@
-2.27.0
+2.28.0
diff --git a/sagemaker-mlops/CHANGELOG.md b/sagemaker-mlops/CHANGELOG.md
index b585f9d4e5..f58c2377d4 100644
--- a/sagemaker-mlops/CHANGELOG.md
+++ b/sagemaker-mlops/CHANGELOG.md
@@ -1,5 +1,17 @@
 # Changelog
 
+## v1.28.0 (2026-10-29)
+
+### New Features
+
+- feat(mlops): Add AthenaStep pipeline step (#6508)
+
+### Bug Fixes
+
+- fix: set VolumeKmsKeyId on ModelStep runtime repack job (#6537)
+- fix: use pipeline code_hash for FrameworkProcessor sourcedir upload (#6494)
+
+
 ## v1.27.0 (2026-10-21)
 
 ### New Features
diff --git a/sagemaker-mlops/VERSION b/sagemaker-mlops/VERSION
index 5db08bf2dc..cfc730712d 100644
--- a/sagemaker-mlops/VERSION
+++ b/sagemaker-mlops/VERSION
@@ -1 +1 @@
-1.27.0
+1.28.0
diff --git a/sagemaker-mlops/pyproject.toml b/sagemaker-mlops/pyproject.toml
index da9c007f7d..661f9c8f6a 100644
--- a/sagemaker-mlops/pyproject.toml
+++ b/sagemaker-mlops/pyproject.toml
@@ -23,9 +23,9 @@ classifiers = [
     "Programming Language :: Python :: 3.13",
 ]
 dependencies = [
-    "sagemaker-core>=2.27.0",
-    "sagemaker-train>=1.27.0",
-    "sagemaker-serve>=1.27.0",
+    "sagemaker-core>=2.28.0",
+    "sagemaker-train>=1.28.0",
+    "sagemaker-serve>=1.28.0",
     "cryptography>=46.0.0",
     "boto3>=1.42.2,<2.0",
     "botocore>=1.42.2,<2.0",
diff --git a/sagemaker-serve/CHANGELOG.md b/sagemaker-serve/CHANGELOG.md
index 3e8b57296f..1254957ac4 100644
--- a/sagemaker-serve/CHANGELOG.md
+++ b/sagemaker-serve/CHANGELOG.md
@@ -1,5 +1,14 @@
 # Changelog
 
+## v1.28.0 (2026-10-29)
+
+### Bug Fixes
+
+- fix: close the remaining gaps in optional torch support (#6531)
+- fix(serve): pin pandas below 3.1.0 to unblock serve unit tests (#6524)
+- fix(serve): decouple the SMD orchestrator entrypoint from the container's sagemaker (#6200) (#6534)
+
+
 ## v1.27.0 (2026-10-21)
 
 ### Bug Fixes
diff --git a/sagemaker-serve/VERSION b/sagemaker-serve/VERSION
index 5db08bf2dc..cfc730712d 100644
--- a/sagemaker-serve/VERSION
+++ b/sagemaker-serve/VERSION
@@ -1 +1 @@
-1.27.0
+1.28.0
diff --git a/sagemaker-serve/pyproject.toml b/sagemaker-serve/pyproject.toml
index 5ac819cc95..be148a60b4 100644
--- a/sagemaker-serve/pyproject.toml
+++ b/sagemaker-serve/pyproject.toml
@@ -23,8 +23,8 @@ classifiers = [
     "Programming Language :: Python :: 3.13",
 ]
 dependencies = [
-    "sagemaker-core>=2.27.0",
-    "sagemaker-train>=1.27.0",
+    "sagemaker-core>=2.28.0",
+    "sagemaker-train>=1.28.0",
     "boto3>=1.42.2,<2.0",
     "botocore>=1.35.75,<2.0",
     "deepdiff",
diff --git a/sagemaker-train/CHANGELOG.md b/sagemaker-train/CHANGELOG.md
index a3ff33237b..5ef53f2a7e 100644
--- a/sagemaker-train/CHANGELOG.md
+++ b/sagemaker-train/CHANGELOG.md
@@ -1,5 +1,18 @@
 # Changelog
 
+## v1.28.0 (2026-10-29)
+
+### Bug Fixes
+
+- fix: keep job name in pipeline request for ModelTrainer and HyperparameterTuner (#6323)
+- Fix s3 sse kms validate path (#5931)
+- fix: preserve volume KMS key in HyperparameterTuner training job definition (#6522)
+
+### Tests
+
+- test(train): make SFT recipe-override integ tests recipe-proof (#6548)
+
+
 ## v1.27.0 (2026-10-21)
 
 ### Bug Fixes
diff --git a/sagemaker-train/VERSION b/sagemaker-train/VERSION
index 5db08bf2dc..cfc730712d 100644
--- a/sagemaker-train/VERSION
+++ b/sagemaker-train/VERSION
@@ -1 +1 @@
-1.27.0
+1.28.0
diff --git a/sagemaker-train/pyproject.toml b/sagemaker-train/pyproject.toml
index 88bdc754d3..fc5abfe499 100644
--- a/sagemaker-train/pyproject.toml
+++ b/sagemaker-train/pyproject.toml
@@ -33,7 +33,7 @@ classifiers = [
   "Programming Language :: Python :: 3.13",
 ]
 dependencies = [
-    "sagemaker-core>=2.27.0",
+    "sagemaker-core>=2.28.0",
     "graphene>=3,<4",
     "typing_extensions>=4.9.0",
     "tblib>=1.7.0",