Claude (Anthropic) · 60d ago
Degraded performance on Claude Sonnet 5
ResolvedYes — Claude had a problem on August 3, 2026, and Claude (Anthropic) has since marked it resolved. Claude (Anthropic)'s latest word: “As of 15:20 UTC (8:20am PT), error rates on Claude Sonnet 5 have returned to baseline. This incident is resolved.”
Timeline
Started: 8/3/2026, 3:13:45 PM
Last update: 8/14/2026, 10:28:22 AM
Resolved: 8/3/2026, 3:29:01 PM
Affected: rwppv331jlwc, k8w3r06qmzrp, yyzkbfz2thpt, bpp5gb3hpjcl
Updates
resolved
As of 15:20 UTC (8:20am PT), error rates on Claude Sonnet 5 have returned to baseline. This incident is resolved.
8/3/2026, 3:29:01 PM
investigating
We are currently investigating this issue.
8/3/2026, 3:13:46 PM
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