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Anthropic · AISep 2, 2026, 21:17 UTC 2 months ago

Elevated errors for Claude Sonnet 5

MajorNot disclosedUpdated 46d ago
Sep 2, 21:17 UTCSep 2, 21:44 UTC
Duration
26m
Impact
Major
Root cause
Not disclosed
Anthropic, 90 days
49 incidents
Affected
claude.aiClaude API (api.anthropic.com)Claude CodeClaude Cowork
Status page

Final update

The issue affecting Claude Sonnet 5 has been resolved. Impact occurred from 2:05pm PT / 21:05 UTC to 2:19pm PT / 21:19 UTC.

Timeline

  1. Resolved · Sep 2, 21:44 UTC
    The issue affecting Claude Sonnet 5 has been resolved. Impact occurred from 2:05pm PT / 21:05 UTC to 2:19pm PT / 21:19 UTC.
  2. Investigating · Sep 2, 21:17 UTC
    We are investigating elevated errors on requests to Claude Sonnet 5. We will provide an update as soon as possible.

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