Cerebras experienced a minor incident on January 17, 2026 affecting Llama3.1-8B and Qwen-3-235B-Instruct-2507 and 1 more component, lasting 14m. The incident has been resolved; the full update timeline is below.
Affected components
Llama3.1-8BQwen-3-235B-Instruct-2507GPT-OSS-120BZAI-GLM-4.7
Update timeline
- investigating Jan 17, 2026, 01:47 AM UTC
Partial service disruption due to 401 Error with Unauthorized API Key. We are currently working to resume normal service performance. We will provide further updates as we make progress.
- investigating Jan 17, 2026, 01:53 AM UTC
This issue is caused by an internal system dependency, and we are currently working to restore system performance.
- resolved Jan 17, 2026, 02:01 AM UTC
Between 4.25 PM PT and 5.45 PM PT, developers experienced minor service disruption due to API Key Error. The issue has been identified and resolved, normal service operation is restored.