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Anthropic · AISep 3, 2026, 12:37 UTC 2 months ago

Elevated errors for Claude Sonnet 5

MajorNot disclosedUpdated 47d ago
Sep 3, 12:37 UTCSep 3, 12:56 UTC
Duration
19m
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

This incident has been resolved.

Timeline

  1. Resolved · Sep 3, 12:56 UTC
    This incident has been resolved.
  2. Monitoring · Sep 3, 12:47 UTC
    A fix has been implemented and we are monitoring the results.
  3. Investigating · Sep 3, 12:37 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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Full history