# Partial Service Disruption

- Provider: [Cerebras](https://down.guide/cerebras)
- Level: confirmed
- Impact: Partial outage
- lasted 4h 58m
- started 2026-09-25 12:16 UTC
- GPT-OSS-120B, Qwen-3.8-27b
- id: DWN-db1b4b8dbc
- Official page: https://stspg.io/mnkgcr15z19x

## Root cause
> We are still investigating the root cause.

[Postmortem](https://stspg.io/mnkgcr15z19x)

## Updates from Cerebras
### 2026-09-25 12:16 UTC: investigating
Some features may be temporarily unavailable since UTC 10:54. We are currently working to resume normal service performance. We will provide further updates as we make progress.

### 2026-09-25 13:41 UTC: monitoring
Services are back up. We are still investigating the root cause.

### 2026-09-25 17:14 UTC: resolved
The incident has been resolved

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