Resolved
The incident is now resolved. Sonnet 4.6 exhibited errors above baseline between 23:00 PT / 7:00 UTC and 1:50 PT / 9:50 UTC.
Posted Apr 08, 2026 - 09:33 UTC
Monitoring
A fix has been implemented and we are monitoring the results.
Posted Apr 08, 2026 - 09:01 UTC
Identified
The issue has been identified and a fix is being implemented.
Posted Apr 08, 2026 - 07:59 UTC
Update
We are continuing to investigate this issue.
Posted Apr 08, 2026 - 07:06 UTC
Investigating
We are currently investigating this issue.
Posted Apr 08, 2026 - 06:23 UTC
This incident affected: claude.ai, Claude Console (platform.claude.com), Claude API (api.anthropic.com), Claude Code, and Claude Cowork.