Anthropic incident
Elevated errors on Claude Opus 5 and Haiku 4.5
Started
July 27, 2026 at 01:39 PM UTC
Duration
56 min
Resolved
July 27, 2026 at 02:36 PM UTC
Updates timeline
- Investigating
We are currently investigating this issue.
- Investigating
We are continuing to investigate this issue.
- Investigating
We are currently investigating this issue.
- Investigating
Haiku 4.5 is also returning errors.
- Resolved
As of 7:34 PST / 14:34 UTC the errors have returned to baseline.
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