Outage in Anthropic
Elevated errors on Claude.ai
Resolved MajorIncident Report
Summary AI Generated
Anthropic's Claude.ai experienced elevated errors for 50 minutes, affecting the main service and Claude Code login/logout functionality. The incident was classified as major and impacted users' ability to access and use the platform normally. A fix was implemented and monitored before the issue was fully resolved.
We are currently investigating this issue.
Components affected
Anthropic claude.aiNeed to monitor Anthropic outages?
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Latest Updates ( sorted recent to last )
RESOLVED
1 day ago - at 03/18/2026 04:05PM
This incident has been resolved.
MONITORING
1 day ago - at 03/18/2026 03:27PM
A fix has been implemented and we are monitoring the results.
INVESTIGATING
1 day ago - at 03/18/2026 03:19PM
Claude Code login/logout actions are also affected by this outage.
INVESTIGATING
1 day ago - at 03/18/2026 03:16PM
We are currently investigating this issue.
Latest Anthropic outages
Elevated errors on Claude Opus 4.6 - about 6 hours ago
Elevated errors on Claude Sonnet 4.6 - about 6 hours ago
Elevated errors across surfaces - about 21 hours ago
Elevated errors on Claude.ai - about 21 hours ago
Increased errors on Opus 4.6 - 1 day ago
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