Elevated errors on Claude Opus 4.1

Incident Report for Anthropic

Resolved

This incident has been resolved.
Posted Aug 21, 2025 - 13:33 UTC

Monitoring

A fix has been implemented and we are monitoring the results.
Posted Aug 21, 2025 - 13:25 UTC

Identified

The issue has been identified and a fix is being implemented.
Posted Aug 21, 2025 - 13:21 UTC

Investigating

We are currently investigating this issue.
Posted Aug 21, 2025 - 13:01 UTC
This incident affected: claude.ai, api.anthropic.com, and Claude Code.