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MCP Spec v2025-11-25

Model Context Protocol publishes stable spec revision 2025-11-25, with full details available via the official MCP changelog.

Nov 25 · 22:17:42 · primary fetch1 sourceupdated Nov 25 · 22:17:42

This release marks the stable release of the `2025-11-25` revision of the Model Context Protocol. The specification is available on the official Model Context Protocol website.

For a detailed overview of changes, see 2025-11-25 changelog.

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§ sources1 publication · timeline below

github.comspecification 2025-11-25primary22:17:42