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Sweep 22 Oct 2026 · 04:32Z Build v2.1.308 527 read Stable v2.1.308 Latest v2.1.308 Next v2.1.308 Feeds RSS JSON llms.txt llms-full.txt Unofficial

Claude Code v2.1.222 ·

MCP: rejected claude.ai session token is now visible

Your MCP server list now flags a rejected login token, and clears the warning once it recovers.

Use it now Improvements
JSON All of v2.1.222
Use it nowTier: how much it should matter to you
4Useful: my rating, 1 to 5
0Signal: worth watching, 1 to 5
MCPArea: what it touches
ImprovementsKind: in v2.1.222,
What probably matters to youSection of the release
What

A connected MCP server whose discovery bearer token was rejected now says so in the server list and in the reconnect result, rather than the state being tracked only internally.

Details
  • Message directs you to run /login and then reconnect.
  • A successful tools/list now clears discoveryAuthFailure in both MCP client implementations, so a recovered server stops showing the warning.
Evidence

but your claude.ai session token was rejected. Run /login, then reconnect.

Strings lifted out of the shipped bundle, so the claim above can be checked against them.

Read from
Names in the bundle/login/mcp
How sure we are
One source agreesOne thing we can check says the same as this entry.
Anthropic's release notes agreeFixed claude.ai connectors being falsely marked as needing authorization when the session token is invalid — they now show a /login hint…

See this entry in the whole of v2.1.222 →

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