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AnthropicIncidentMateriality 1

Anthropic reports elevated errors on Claude Opus 5

Anthropic reported elevated errors on Claude Opus 5 starting at 2:03 PST. The incident was resolved after 48 minutes when errors returned to baseline.

First seen 27 Jul, 09:05 UTC on status.claude.com1 sourceLast update 85d ago

What the sources say

Linked, never rewritten. Official means the lab itself.

Official1

status.claude.com· 27 Jul, 09:05Elevated errors on Claude Opus 5

Press0

No independent coverage yet.

How it unfolded

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

27 Jul 09:05status.claude.com Elevated errors on Claude Opus 5

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