CHANGELOG.md in aws-sdk-sagemakerruntime-1.54.0 vs CHANGELOG.md in aws-sdk-sagemakerruntime-1.55.0

@@ -1,7 +1,12 @@
 Unreleased Changes
 ------------------
 
+1.55.0 (2023-08-31)
+------------------
+
+* Feature - This release adds a new InvokeEndpointWithResponseStream API to support streaming of model responses.
+
 1.54.0 (2023-07-11)
 ------------------
 
 * Feature - Code Generated Changes, see `./build_tools` or `aws-sdk-core`'s CHANGELOG.md for details.