# Identified - Caused by External Depencency

- Provider: [Cerebras](https://down.guide/providers/cerebras)
- Confidence: Confirmed
- Impact: Major outage
- lasted 3h 6m
- started 2025-11-18 12:30 UTC
- GPT-OSS-120B, Developer Console
- id: DWN-c54c5e0ab9
- Official page: https://stspg.io/v0h6psntlmnw

## Root cause
> This issue is caused by a third-party system, and we are currently monitoring.

Category: Upstream dependency. [Postmortem](https://stspg.io/v0h6psntlmnw)

## Updates from Cerebras
### 2025-11-18 12:30 UTC: investigating
Around 4:09 AM PT, Inference Platform went down causing 500 Internal Server Errors. This issue is caused by a third-party system, and we are currently monitoring.

### 2025-11-18 12:54 UTC: investigating
We are continuing to investigate this issue.

### 2025-11-18 14:24 UTC: investigating
We are continuing to investigate this issue.

### 2025-11-18 14:41 UTC: identified
The issue has been identified and a fix is being implemented.

### 2025-11-18 14:55 UTC: monitoring
A fix has been implemented and we are monitoring the results.

### 2025-11-18 14:57 UTC: monitoring
The platform is accessible now. We are monitoring to ensure stability.

### 2025-11-18 15:36 UTC: resolved
This incident has been resolved.

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