Outage in Claude
Elevated errors on Claude Opus 4.7
Resolved MajorIncident Report
Summary AI Generated
Claude Opus 4.7 experienced elevated errors affecting both claude.ai and api.anthropic.com for approximately 1 hour. The incident was resolved after implementing a fix and monitoring the results. The service disruption lasted from the initial investigation at 05:43 UTC until resolution at 06:40 UTC on May 27, 2026.
We are currently investigating this issue.
Components affected
Claude claude.ai Claude api.anthropic.comLatest Updates ( sorted recent to last )
RESOLVED
about 11 hours ago - at 05/27/2026 06:40AM
This incident has been resolved.
MONITORING
about 12 hours ago - at 05/27/2026 06:01AM
A fix has been implemented and we are monitoring the results.
INVESTIGATING
about 12 hours ago - at 05/27/2026 05:43AM
We are currently investigating this issue.
Latest Claude outages
Elevated errors on Claude Opus 4.7 - about 9 hours ago
Elevated error rates on Opus 4.7 - 2 days ago
Elevated errors on Claude Opus 4.7 - 5 days ago
Elevated error rate on multiple models - 6 days ago
Elevated errors on Claude.ai - 6 days ago
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