AITechRadarabout 2 hours ago
Claude AI Hit by Major Outage
3 min read
Anthropic's Claude AI chatbot suffered a widespread outage starting before 10 AM ET on September 20, 2026. Down Detector logged over 11,800 reports by 10:17 AM ET. Anthropic confirmed it was investigating elevated error rates affecting Claude.ai, Claude Code, and Claude Cowork, with users seeing failed requests and sign-in loops. No fix estimate was given.
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