Resolved
Learn more here: https://anthropic.com/news/redeploying-fable-5
Posted Jul 01, 2026 - 19:26 UTC
Monitoring
Learn more here: https://anthropic.com/news/fable-mythos-access
Posted Jun 13, 2026 - 00:50 UTC
This incident affected: claude.ai, Claude API (api.anthropic.com), Claude Code, and Claude Cowork.