archive · today in ai · 2026-07-27

MCP's stateless spec ships SDK betas

Archive item — written before sources were shown.

Beta Python, TypeScript, Go and C# SDKs are out for the MCP 2026-07-28 release candidate, which drops the protocol's session handshake entirely.

By Rami Steitieh Monday, 27 July · 19:35 UTC Read 1 min · 1 source

The Model Context Protocol’s maintainers shipped beta Python, TypeScript, Go, and C# SDKs for the 2026-07-28 spec release candidate, the largest revision since MCP’s launch: it removes the protocol-level session handshake entirely so any request can hit any server instance, adds Extensions, MCP Apps, and Tasks as first-class, and formalizes a deprecation policy.

sources

01Beta SDKs for the 2026-07-28 MCP Spec Release Candidate Are Hereblog.modelcontextprotocol.io · primary

Rami Steitieh

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