AIBleepingComputerabout 2 hours ago
Anthropic confirms Claude is down, multiple models affected
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Anthropic confirmed Claude is down, with elevated errors affecting Mythos 5.1, Fable 5.1, Mythos 5, Fable 5, Opus 5, Opus 4.8, and Opus 4.6. The incident began September 3, 2026, around 9:41 AM ET. Anthropic identified the cause and is working on a fix.
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In this storyAnthropic
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