Elevated errors on Claude Sonnet 4.6

Incident Report for Claude

Resolved

This incident has been resolved.
Posted Mar 17, 2026 - 15:45 UTC

Monitoring

A fix has been implemented and we are monitoring the results.
Posted Mar 17, 2026 - 15:28 UTC

Update

We are continuing to work on a fix for this issue.
Posted Mar 17, 2026 - 15:21 UTC

Identified

The issue has been identified and a fix is being implemented. At this stage, only free Claude.ai users are being impacted.
Posted Mar 17, 2026 - 14:07 UTC
This incident affected: claude.ai.