Elevated errors on several models

Resolved

Yes — Claude had a problem on July 21, 2026, and Claude (Anthropic) has since marked it resolved. Claude (Anthropic)'s latest word: “From 8:28am PT / 15:28 UTC through 9:26am PT / 16:26 UTC users experienced elevated errors on requests to multiple Claude models. This issue has been resolved.”

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Timeline

Started: 7/21/2026, 3:35:03 PM

Last update: 8/14/2026, 10:28:24 AM

Resolved: 7/21/2026, 6:18:55 PM

Affected: rwppv331jlwc, k8w3r06qmzrp, yyzkbfz2thpt, bpp5gb3hpjcl

Claude (Anthropic)'s official report →

Updates

resolved
From 8:28am PT / 15:28 UTC through 9:26am PT / 16:26 UTC users experienced elevated errors on requests to multiple Claude models. This issue has been resolved.
7/21/2026, 6:18:55 PM
monitoring
A fix has been implemented and we are monitoring the results.
7/21/2026, 5:07:34 PM
identified
The issue has been identified and a fix is being implemented.
7/21/2026, 3:51:57 PM
investigating
We are currently investigating this issue.
7/21/2026, 3:35:04 PM

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Elevated errors for Claude Fable 5.1 — resolved, 4d ago
Elevated errors for Claude Sonnet 5.5 and other models — resolved, 4d ago

Is Claude down right now?All outage history →