Elevated errors on requests to October Claude 3.5 Sonnet and 3.7 Sonnet

Incident Report for Anthropic

Resolved

This incident has been resolved.

Posted 1 month ago. Apr 29, 2025 - 09:35 PDT

Monitoring

The issue resulting in elevated error rates on requests to some models, including Claude 3.7 Sonnet, has been resolved. We are currently monitoring closely to ensure no further recurrence.

Posted 1 month ago. Apr 29, 2025 - 09:08 PDT

Identified

We have identified a hypothesis and we are working on mitigating the issue.

Posted 1 month ago. Apr 29, 2025 - 08:21 PDT

Update

We are continuing to investigate this issue.

Posted 1 month ago. Apr 29, 2025 - 07:54 PDT

Investigating

We are seeing errors being returned across all Claude models.

Posted 1 month ago. Apr 29, 2025 - 07:21 PDT

This incident affected: claude.ai, console.anthropic.com, and api.anthropic.com.