[1.6.22] - 02/20/2026

Features

• (appstream) Adding new attribute to disable IMDS v1 APIs for fleet, Image Builder and AppBlockBuilder instances.
• (ecs) Migrated to Smithy. No functional changes
• (sagemakerruntime) Added support for S3OutputPathExtension and Filename parameters to the InvokeEndpointAsync API to allow users to customize the S3 output path and file name for async inference response payloads.
• (signerdata) This release introduces AWS Signer Data Plane SDK client supporting GetRevocationStatus API. The new client enables AWS PrivateLink connectivity with both private DNS and VPC endpoint URLs.
• (ssm) Add support for AssociationDispatchAssumeRole in AWS SSM State Manager.
• (trustedadvisor) Adding a new enum attribute(statusReason) to TrustedAdvisorAPI response. This attribute explains reasoning behind check status for certain specific scenarios.