Elevated error rates to Sonnet 4.5 on Claude Code

Incident Report for Claude

Resolved

This incident has been resolved.
Posted Nov 18, 2025 - 09:52 UTC

Update

We are continuing to monitor for any further issues.
Posted Nov 18, 2025 - 09:45 UTC

Monitoring

A fix has been implemented and we are monitoring the results.
Posted Nov 18, 2025 - 09:45 UTC

Investigating

We are currently investigating this issue.
Posted Nov 18, 2025 - 08:55 UTC
This incident affected: Claude Code.