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Claude's November 13 outage ended; Microsoft 365 connector still down
Anthropic confirmed elevated errors on Claude on November 13, 2026, across its API, Claude Code, connectors, and claude.ai. By 1:14 p.m. ET the status site said that outage was resolved, with the Microsoft 365 connector still affected.
On November 13, 2026, Anthropic confirmed elevated errors on Claude that affected the Claude API, Claude Code, connectors, and claude.ai. At 1:14 p.m. ET, the Claude status site said that outage was over, although the Microsoft 365 connector was still having trouble.
At 10:25 a.m. ET the same day, Android Authority reported that a Microsoft outage was continuing and that Claude appeared to be hit as well. Anthropic said it was seeing recovery for claude.ai and the API, but that errors might return while it kept working on a fix.