# Elevated latency on the Claude API for some users

- Provider: [Anthropic](https://down.guide/anthropic)
- Level: confirmed
- Impact: Degraded
- lasted 1h 41m
- started 2026-09-10 21:43 UTC
- Claude API (api.anthropic.com), Claude Cowork
- us
- id: DWN-6648a83bc1
- Official page: https://stspg.io/hfs7749ykl14

## Updates from Anthropic
### 2026-09-10 21:43 UTC: identified
We are experiencing slower than normal response times on the Claude API for some customers whose traffic enters through the US Midwest. Users may experience elevated latency and some request timeouts.

### 2026-09-10 23:24 UTC: resolved
The issue affecting Claude services has been mitigated.

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