# Degraded performance on Claude Sonnet 5

- Provider: [Anthropic](https://down.guide/anthropic)
- Level: confirmed
- Impact: Degraded
- lasted 15m
- started 2026-08-03 15:13 UTC
- claude.ai, Claude API (api.anthropic.com), Claude Code +1
- id: DWN-57dd475d56
- Official page: https://stspg.io/gr4zh2flvcjk

## Updates from Anthropic
### 2026-08-03 15:13 UTC: investigating
We are currently investigating this issue.

### 2026-08-03 15:29 UTC: resolved
As of 15:20 UTC (8:20am PT), error rates on Claude Sonnet 5 have returned to baseline. This incident is resolved.

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