Cerebras experienced a major incident on March 17, 2026 affecting ZAI-GLM-4.7, lasting 57m. The incident has been resolved; the full update timeline is below.
Affected components
ZAI-GLM-4.7
Update timeline
- investigating Mar 17, 2026, 11:14 AM UTC
The service is currently inaccessible. We are currently working urgently to restore service capabilities. We will provide further updates as we make progress.
- investigating Mar 17, 2026, 12:10 PM UTC
Between 03/16 02:29 PM PST and 03/17 05:00 AM PST users experienced service disruption with glm-4.7. We have deployed a fix and the issue is now resolved.
- resolved Mar 17, 2026, 12:11 PM UTC
We have deployed a fix and the issue is now resolved.