What
Claude Code checks errors from the server to spot when your login token has been revoked. Before, it only matched a 403 error whose message said "OAuth token has been revoked". It now also matches a 401 error whose message includes "OAuth access token has been revoked".
Why
More cases of a revoked login are now recognised for what they are.
Something disagreesSomething we can check disagrees with this entry, or the writer said they could not settle it.
The writer flagged doubt
What Claude Code does after it detects a revoked token was not stated.