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Protocols · Official release record
The official MCP TypeScript SDK repository lists @modelcontextprotocol/server-legacy@2.1.0 as a stable release, published on 2026-09-23. Here is the source record and what it establishes.
Release metadata has been validated. Feature claims and performance have not been independently evaluated.
Collected · Check source freshness
This archival server-legacy package release records a core dependency update to 2.1.0. Keep its package-specific title and source link. It does not support claims about a new protocol capability or a full SDK migration guide.
Context reviewed 2026-10-16 against the original release notes ↗. This is guidance for the version above, not a claim that it is the latest release.
Primary-source release metadata from GitHub. Maintainer-reported, not independently tested.
The fields below come from a stored GitHub API response. Only release metadata is retained.
/tag_name/published_at/draft/prereleaseMethod: release-metadata-v1
Evidence revision: 712075e8-064e-4856-9d09-3132316866a4
Content hash: a06af7e800d22aabd026cdc08f786afc5bc4d618aa1f17ec57bae765b7c49848
Up to 20 recent versions. Rechecking an unchanged source does not create a new version.
First recorded publication.
The official MCP TypeScript SDK repository lists @modelcontextprotocol/server-legacy@2.1.0 as a stable release, published on 2026-09-23. Here is the source record and what it establishes.
/tag_name/published_at/draft/prerelease