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AWS Machine Learning Blog
7/28/2026
AgentCore Gateway supports MCP 2026-07-28 spec with single UpdateGateway call

AgentCore Gateway supports MCP 2026-07-28 spec with single UpdateGateway call

Original: How AgentCore Gateway supports the MCP 2026-07-28 spec

Short summary

The MCP 2026-07-28 specification is the largest revision since launch, making the protocol stateless with a governed extensions system and hardened authorization. AWS explains how to enable the new version on Amazon Bedrock AgentCore Gateway with a single UpdateGateway call. This is a practical guide for teams running MCP-based agent infrastructure on AWS.

  • •MCP 2026-07-28 is the largest spec revision: stateless protocol, governed extensions, hardened auth
  • •AgentCore Gateway supports the new spec via a single UpdateGateway call
  • •Targeted at teams building or operating MCP-based AI agent infrastructure on AWS

Generated with AI, which can make mistakes.

#ai-tools#ai-agents#product-launch#open-source
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