Anthropic’s Claude reports widespread outage

Summary

Anthropic experienced a widespread outage on Monday morning, March 2, 2026, with thousands of users reporting problems accessing Claude. The disruption appears to affect Claude.ai and Claude Code, while the company says the Claude API works as intended. Most users hit errors when logging in, and Anthropic has not yet detailed the cause.

Mitigation

Anthropic says it has identified an issue and is implementing a fix.

Related items

• InfoQuoting The New York TimesSame vendor · Simon Willison's Weblog
• InfoAnthropic’s AI gave Philadelphia police a fake tip about an unsolved homicideSame vendor · The Verge (AI)
• MediumHackers abuse Google Ads, Bing redirects to push Claude ClickFix attacksSame vendor · BleepingComputer
• InfoAnthropic Launches Free AI Vulnerability Scanner for Open-Source ProjectsSame vendor · The Hacker News
• InfoAnthropic bans users from being 'cruel' to its AI systemsSame vendor · BBC Technology