# Elevated errors on Claude Opus 4.6 and Sonnet 4.6

- Provider: [Anthropic](https://down.guide/anthropic)
- Level: confirmed
- Impact: Partial outage
- lasted 2h 50m
- started 2026-03-13 18:37 UTC
- claude.ai, Claude API (api.anthropic.com), Claude Code
- id: DWN-5170a7d631
- Official page: https://stspg.io/4jpbtsjhgg9s

## Updates from Anthropic
### 2026-03-13 18:37 UTC: investigating
We are currently investigating this issue.

### 2026-03-13 21:27 UTC: resolved
This incident has been resolved.

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