Multiple Claude Services Hit by Authentication Failures, Anthropic Investigating

Nov 13: According to Claude's official status page, error rates have risen on claude.ai, Claude Code and platform.claude.com, with some users unable to log in to Claude.ai and Claude Code normally. The incident affects four services: claude.ai, Claude Console (platform.claude.com), Claude Code and Claude Cowork.

Anthropic issued a notice at 17:58 (UTC+8) on Nov 13, stating that the incident is in the "investigating" stage. It has not yet disclosed the cause of the failure or an estimated recovery time, and said it will provide updates as soon as possible.