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AnthropicIncidentMateriality 3

Anthropic resolves elevated errors affecting Claude models

Anthropic reported elevated errors affecting Claude Mythos 5, Claude Fable 5, and Claude Sonnet 5. The issue was resolved after about 95 minutes.

First seen 13 Aug, 16:08 UTC on status.claude.com1 sourceLast update 68d ago

What the sources say

Linked, never rewritten. Official means the lab itself.

Official1

status.claude.com· 13 Aug, 16:08Elevated errors for Claude Mythos 5, Claude Fable 5, and Claude Sonnet 5

Press0

No independent coverage yet.

How it unfolded

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

13 Aug 16:08status.claude.com Elevated errors for Claude Mythos 5, Claude Fable 5, and Claude Sonnet 5

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