Outage in Anthropic
Elevated errors on claude.ai
Resolved MajorIncident Report
We are currently investigating an issue with claude.ai.
Components affected
Anthropic claude.aiNeed to monitor Anthropic outages?
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Latest Updates ( sorted recent to last )
RESOLVED
6 days ago - at 11/18/2025 03:20PM
This incident has been resolved.
MONITORING
6 days ago - at 11/18/2025 02:58PM
A fix has been implemented and we are monitoring the recovery.
MONITORING
6 days ago - at 11/18/2025 02:15PM
We can confirm that this incident is due to a third-party vendor. We are currently in contact with them and we are working together to resolve the issue.
MONITORING
7 days ago - at 11/18/2025 12:20PM
A fix has been implemented and we are monitoring the results.
INVESTIGATING
7 days ago - at 11/18/2025 12:03PM
We are currently investigating an issue with claude.ai.
Latest Anthropic outages
Model usage attribution issues - about 7 hours ago
Elevated error rates on the API - 1 day ago
Increased error rate on Claude 4 Sonnet - 6 days ago
Elevated error rates to Sonnet 4.5 on Claude Code - 7 days ago
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