Outage in Anthropic

Elevated errors on Claude Opus 4

Resolved Major
July 09, 2025 - Started about 18 hours ago - Lasted about 2 hours
Official incident page

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Outage Details

We are currently investigating a recurrence of errors impacting requests to Claude Opus 4. Our engineers are working to resolve this issue and prevent further recurrences, as quickly as possible.
Latest Updates ( sorted recent to last )
MONITORING about 17 hours ago - at 07/09/2025 01:59AM

A fix has been implemented and we are monitoring the results.

IDENTIFIED about 17 hours ago - at 07/09/2025 01:29AM

The issue has been identified and a fix is being implemented.

INVESTIGATING about 18 hours ago - at 07/09/2025 12:46AM

We are currently investigating a recurrence of errors impacting requests to Claude Opus 4. Our engineers are working to resolve this issue and prevent further recurrences, as quickly as possible.

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