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DisclaimerUnofficial, and not affiliated with Anthropic. Nearly all of this is read straight out of what ships: npm bundles, captured prompts, published docs. Anthropic's own notes go in verbatim, marked as theirs. The rest is my reading, and every entry carries the strings behind it. If one looks wrong, vote it down and say why.

All of v2.1.208 Home All releases olderv2.1.207 v2.1.209newer
Claude Code v2.1.208

MCP server bearer credential rejection: clearer error and automatic retry

What

When an MCP server rejects Claude's session credential with an HTTP 401, the connection is now tagged with a dedicated CLI_OWNED_BEARER_REJECTED error code and the error message explicitly states the credential will be retried on the next refresh cycle. Previously, bearer rejection was handled identically to other connection failures.

Evidence

New bearer rejection handler (search for "CLI_OWNED_BEARER_REJECTED")

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

See this entry in the whole of v2.1.208 →