The new AgentCore Runtime is now available in Amazon Bedrock AgentCore

UpdateSep 18, 2026VerifiedAdded Sep 22, 2026

Today, AWS announces the availability of the next generation of AgentCore Runtime , the serverless microVM compute within Amazon Bedrock AgentCore. The new Runtime delivers elastic memory management that reclaims unused memory throughout the session so you pay for actual usage rather than the peak, and consistent cold start times regardless of container...

Topics: AI agents, Pricing, Regions, Performance

AWS's release notes

Summaries of vendors' own notes. Product names and logos belong to their owners; logos via logo.dev.

More Amazon Bedrock releases

Every Amazon Bedrock release

Date	Release	Type
Sep 18	Kimi K3 by Moonshot AI is now generally available on Amazon Bedrock GA	GA
Sep 22	OpenAI GPT-6 Sol and GPT-6 Luna are now generally available on Amazon Bedrock GA	GA
Sep 22	Claude Opus 5.5 is now available on AWS GovCloud (US) Update	Update
Sep 22	Claude Opus 5.5 is now available on AWS Update	Update
Sep 23	Amazon Bedrock Managed Knowledge Base now supports Salesforce and Zendesk as native data source connectorsunverified Update	Update
Sep 11	Amazon Bedrock Managed Knowledge Base now supports multimodal embeddings for video, audio, and image content with TwelveLabs Marengo 3.0 Update	Update
Sep 9	Amazon Bedrock Managed Knowledge Base adds APIs and console support for debugging document-level access control Update	Update
Sep 9	Amazon Bedrock Managed Knowledge Base now supports Confluence Data Center as a native data source connector Update	Update

Also shipped on Sep 18, 2026

AWS in September 2026

Date	Company	Release	Product	Type
Sep 18	Databricks	Databricks Apps telemetry is now generally available Databricks Databricks AppsGA	Databricks Apps	GA
Sep 18	Databricks	Lakebase Search is generally available Databricks LakebaseGA	Lakebase	GA
Sep 18	Snowflake	Apache Iceberg™ tables: Partition evolution (General availability) Snowflake SnowflakeGA	Snowflake	GA
Sep 18	Google Cloud	xAI's Grok 4.6 is generally available Google Cloud Gemini Enterprise Agent PlatformGA	Gemini Enterprise Agent Platform	GA
Sep 18	Google Cloud	Gemini Enterprise: Support for new actions (Public Preview) Google Cloud Gemini EnterprisePreview	Gemini Enterprise	Preview
Sep 18	Google Cloud	Agent Platform SDK for Python version 2.0.1 is available Google Cloud Gemini Enterprise Agent PlatformDeprecation	Gemini Enterprise Agent Platform	Deprecation