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AnthropicIncidentMateriality 1

Claude Sonnet 5 error rates return to baseline after brief incident

Anthropic reported degraded performance on Claude Sonnet 5. Error rates returned to baseline as of 15:20 UTC and the incident is resolved.

First seen 3 Aug, 15:29 UTC on status.claude.com1 sourceLast update 78d ago

What the sources say

Linked, never rewritten. Official means the lab itself.

Official1

status.claude.com· 3 Aug, 15:29Degraded performance on Claude Sonnet 5

Press0

No independent coverage yet.

How it unfolded

Every source in the order it appeared. Times in UTC.

3 Aug 15:29status.claude.com Degraded performance on Claude Sonnet 5

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