July 28 MCP update makes stateful servers stateless
dfinke · x · 2026-07-22
The July 28 MCP release makes stateful servers stateless
This post says July 28 is the biggest MCP spec update so far, and that the headline change is that stateful becomes stateless.
- The spec finalizes on Thursday.
- The new version centers on moving away from stateful server behavior.
- It frames the change as the main thing developers need to understand before the release.
Related event: MCP Protocol's Largest Update Finalizes on July 28: Shifts to Stateless(8 posts)→
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