Elevated errors on Claude Sonnet 4

Incident Report for Claude

Resolved

This incident has been resolved.
Posted Sep 30, 2025 - 14:10 UTC

Monitoring

A fix has been implemented and we are monitoring the results.
Posted Sep 30, 2025 - 13:34 UTC

Identified

The issue has been identified and a fix is being implemented.
Posted Sep 30, 2025 - 10:49 UTC

Investigating

We are currently investigating this issue.
Posted Sep 30, 2025 - 10:43 UTC

Monitoring

A fix has been implemented and we are monitoring the results.
Posted Sep 30, 2025 - 10:16 UTC

Investigating

We are currently investigating this issue.
Posted Sep 30, 2025 - 09:59 UTC
This incident affected: claude.ai, platform.claude.com (formerly console.anthropic.com), and Claude API (api.anthropic.com).