AgentCore Gateway Updates for New MCP 2026-07-28 Specification
Summary
This post details how AgentCore Gateway now supports the Model Context Protocol (MCP) 2026-07-28 specification, which introduces stateless operation, a governed extensions system, and hardened authorization. Users can enable the new version on Amazon Bedrock AgentCore Gateway with a single API call.
Why it matters
Developers and engineers working with AI agents and protocols need to understand these updates to ensure their systems remain compatible, secure, and leverage the latest features for improved performance and governance.
How to implement this in your domain
- 1Review the MCP 2026-07-28 specification to understand the new stateless model and authorization changes.
- 2Update AgentCore Gateway on Amazon Bedrock using the UpdateGateway call to enable the new version.
- 3Test existing AI agent integrations to ensure compatibility with the updated protocol.
- 4Explore the new governed extensions system for potential enhancements to agent capabilities.
- 5Implement hardened authorization practices in line with the new specification.
Who benefits
Key takeaways
- The MCP 2026-07-28 specification introduces major changes like stateless operation and improved security.
- AgentCore Gateway on Amazon Bedrock now supports this new specification.
- Enabling the update is a simple API call.
- Developers should review and adapt to the new protocol features.
Original post by Sean Eichenberger
"The Model Context Protocol (MCP) published its 2026-07-28 specification, the largest revision since launch: MCP is now stateless, with a governed extensions system and hardened authorization. Learn what changed and how to enable the new version on Amazon Bedrock AgentCore Gateway…"
View on XOriginally posted by Sean Eichenberger on X · view source
Want to go deeper?
Turn these trends into skills with Learnijoy's hands-on AI & tech courses.
Explore coursesMore in AI Engineering & DevTools
Zapier vs. Tray: Enterprise Automation Platform Comparison for 2026
This post compares Zapier and Tray.io, evaluating which platform is better suited for enterprise automation needs by balancing power and ease of use. It argues that the best tools scale for complex requirements while remaining intuitive for all users.
Poolside AI Models Now Available via macOS App
Poolside AI models are now accessible to knowledge workers through a new, rigorously tested macOS application, which also supports other agents like Claude and Codex.
UAE Implements AI Platform Across Entire Judicial System
The UAE is deploying a new AI platform throughout its judicial system to analyze case files, retrieve precedents, draft legal documents, and offer legal recommendations, with human judges retaining final authority. UAE Vice President Sheikh Mansour bin Zayed called it a world-first innovation for faster justice.