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Canonical AI event

Model Context Protocol Server 2.4.0 adds Skills extension with new subpaths.

The new server version supports the Skills extension, adding new subpaths and resource templates.

23 Oct 20261 verified claims1 sources1 observations
What happened

The official source reports this update: @modelcontextprotocol/server@2.4.0. Minor Changes #3057 c05225a Thanks @steipete ! - ServerEvent takes optional params , which the subscriptions/listen router delivers with its own subscription ID, so a gateway can forward change notifications with their _meta and extension params. #3047 46d9c99 Thanks @KKonstantinov , @tobi-oye , @mattzcarey ! - Add the Skills extension (SEP-2640), reachable through new ext/skills subpaths; package root exports are unchanged.

Why it matters

This official update documents a development concerning @modelcontextprotocol/server@2.4.0. Its practical significance depends on the scope and evidence stated by the source.

What to watch next

Read the official source update and verify its stated scope, evidence and timing before acting on it.

Connected knowledge

Entities affected by this event

Model Context Protocol TypeScript SDKsubject
Continue this topic
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Evidence trail

Sources behind the event

Model Context Protocol TypeScript SDK official releases@modelcontextprotocol/server@2.4.0
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