Outage in Anthropic

Elevated errors on Research on claude.ai

Resolved Minor
October 21, 2025 - Started about 11 hours ago - Lasted about 2 hours
Official incident page

Incident Report

The issue has been identified and a fix is being implemented.
Components affected
Anthropic claude.ai

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Latest Updates ( sorted recent to last )
RESOLVED about 9 hours ago - at 10/22/2025 02:10AM

The issue affecting Research on claude.ai has been resolved. All systems are now operating normally. We apologize for any inconvenience caused.

IDENTIFIED about 11 hours ago - at 10/22/2025 12:16AM

The issue has been identified and a fix is being implemented.

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