Cerebras outage, 12 December 2025

Partial Degradation of Qwen3 235B Instruct

Started
Resolved
11 Dec 2025, 09:30 UTC - reported afterwards
Impact
Minor

Last update from Cerebras

Between 01:30 AM PT and 2:30 PM PT users experienced partial degradation with Qwen 3 235B Instruct. We have deployed a fix and the issue is now resolved.

11 Dec 2025, 09:30 UTC

Read the full incident on the official Cerebras status page

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This page is the record of one past incident. For the live status, see Is Cerebras down right now? - it reads the official status page every 2 minutes.

Other Cerebras incidents

  1. Partial Service Disruption

  2. Resolved

  3. Partial Service Disruption

  4. Partial Service Disruption

  5. qwen-3-235b-a22b-instruct-2507 Service Unavailable

  6. Service disruption with qwen-3-235b-a22b-instruct-2507

  7. Partial service disruption with GPT-OSS-120B

  8. GLM 4.7 Partial Service Disruption

All recorded Cerebras incidents