# Anthropic: Elevated errors for Claude Sonnet 5

- Provider: [Anthropic](https://outages.cc/anthropic.md)
- Type: Incident
- State: Resolved
- Worst impact: Partial outage
- Started: 2026-09-02 21:17 UTC
- Resolved: 2026-09-02 21:44 UTC (lasted 26 min)
- Components: claude.ai, Claude API (api.anthropic.com), Claude Code, Claude Cowork
- Official update: https://stspg.io/9dgzwz3ymz42

## Updates from Anthropic

### resolved, 2026-09-02 21:44 UTC

The issue affecting Claude Sonnet 5 has been resolved. Impact occurred from 2:05pm PT / 21:05 UTC to 2:19pm PT / 21:19 UTC.

### investigating, 2026-09-02 21:17 UTC

We are investigating elevated errors on requests to Claude Sonnet 5. We will provide an update as soon as possible.