@modelcontextprotocol/server-legacy@2.3.1
MCP TypeScript SDK releases published @modelcontextprotocol/server-legacy@2.3.1. Patch Changes - 2952 (https://github.com/modelcontextprotocol/typescript-sdk/pull/2952) 5a18673 (https://github.com/modelcontextprotocol/typescript-sdk/commit/5a1867390b91b8836f49af76c45427279f513325) Thanks @claude (https://github.com/apps/claude)! - requireBearerAuth in…
Why this signal matters
MCP TypeScript SDK releases published @modelcontextprotocol/server-legacy@2.3.1. This automated release-watch entry was generated from the project's official GitHub release feed and is kept separate from human-reviewed editorial analysis. Release notes: Patch Changes - 2952 (https://github.com/modelcontextprotocol/typescript-sdk/pull/2952) 5a18673 (https://github.com/modelcontextprotocol/typescript-sdk/commit/5a1867390b91b8836f49af76c45427279f513325) Thanks @claude (https://github.com/apps/claude)! - requireBearerAuth in @modelcontextprotocol/server-legacy takes the optional expectedResource that @modelcontextprotocol/server 2.3.0 and @modelcontextprotocol/sdk 1.32.0 added: the resource the token must be issued for (its audience), usually the server's URL. When it is set, a token is accepted only if the verifier reports that value in AuthInfo.resource ; the two are compared as strings, ignoring a fragment and one trailing slash. A token reported for another value, or for none, is answered 401 invalid token with the usual WWW-Authenticate challenge. When it is not set, nothing changes. The package stays frozen otherwise; this option is…
Actionable summary
Treat @modelcontextprotocol/server-legacy@2.3.1 as an official release signal. Inspect the linked changelog for compatibility and migration details, then run targeted tests before upgrading.
- Agent usefulness
- 77/100
- Confidence
- 96%
- Canonical data
- JSON + Markdown
What builders should check
- Review the official MCP TypeScript SDK releases release notes before upgrading.
- Check compatibility, migration, and security notes against your current agent stack.
- Run focused regression tests before production rollout.