# Opus 4.6 and Sonnet 4.6 error rate elevated

- Provider: [Anthropic](https://down.guide/anthropic)
- Level: confirmed
- Impact: Partial outage
- lasted 2h 28m
- started 2026-03-31 19:41 UTC
- claude.ai, Claude Console (platform.claude.com), Claude API (api.anthropic.com) +1
- id: DWN-4b340a4d28
- Official page: https://stspg.io/gjjn9d9xt3fv

## Updates from Anthropic
### 2026-03-31 19:41 UTC: identified
The issue has been identified and a fix is being implemented.

### 2026-03-31 21:01 UTC: identified
We are continuing to work on a fix for this issue.

### 2026-03-31 22:09 UTC: resolved
This incident has been resolved.

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