- Level
- confirmed
- Worst impact
- Partial outage
- Down Index
- 42of 100
What to do
Check whether your product depends on Cerebras. Check your stack
Paste a package.json, lockfile, Terraform or a list of domains at down.guide/stack to see every provider you depend on.Confirm your retries, queues and scheduled jobs caught up after the 9h 8m it lasted.
Anything that failed between 2026-02-04 16:59 UTC and 2026-02-05 02:07 UTC may need a replay.Subscribe to Cerebras's feed to hear about the next one first. RSS feed
https://down.guide/feed?provider=cerebras works in Slack (/feed subscribe), Discord feed bots and any RSS reader.
Updates from Cerebras 4
- investigating
Qwen 235B performance is degraded and temporarily unavailable for some service tiers. We are currently working to resume normal service performance. We will provide further updates as we make progress.
provider
- monitoring
As part of recent changes in traffic patterns and capacity, we are temporarily turning down rate limits for Pay-go users to help maintain a positive experience across the board. We understand the challenges this may create for you and your users, and we sincerely apologize for the inconvenience. We plan to monitor this endpoint and evaluate restoring rate limits in the next week. Thank you for your continued partnership and understanding, please reach out to our support team for any other questions.
provider
- investigating
Between 06:00 AM PT and 06:00 PM PT users experienced service disruption with Qwen 3 235B Instruct. We have taken action to address recent changes in traffic patterns and capacity, reducing the disruption. We plan to monitor this endpoint and evaluate restoring rate limits in the next week for Pay Go users.
provider
- resolved
Between 06:00 AM PT and 06:00 PM PT users experienced service disruption with Qwen 3 235B Instruct. We have taken action to address recent changes in traffic patterns and capacity, reducing the disruption. We plan to monitor this endpoint and evaluate restoring rate limits in the next week for Pay Go users.
provider
Reports count in aggregate; nothing about you is shown.
Corrections
None so far.
Something wrong on this page? Report an error or send us a note. Every fix is listed here.
Questions about DWN-c76eba4b1a
Is Cerebras still down?
No, this incident was resolved 2026-02-05 02:07 UTC. For Cerebras's live state, see https://down.guide/cerebras.
How long did it last?
9h 8m, from 2026-02-04 16:59 UTC to 2026-02-05 02:07 UTC, by the times Cerebras posted.
What caused it?
Cerebras hasn't published a root cause. If it does, it shows here.
Where does this come from?
Cerebras's official status page, https://status.cerebras.ai, quoted verbatim. down.guide's own probes, reports and social counts are labeled as ours.