Cerebras: Partial Degradation of Qwen3 32B, Llama 3.1 8B, Llama 3.3 70B, and Qwen-3-235B-Instruct-2507

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 2h 30m it lasted.
Anything that failed between 2025-12-12 15:33 UTC and 2025-12-12 18:04 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.

investigatingDec 12, 2025, 3:33 PM UTC
We are currently working to resume normal service performance. We will provide further updates as we make progress.
provider
investigatingDec 12, 2025, 3:36 PM UTC
We are continuing to investigate this issue.
provider
investigatingDec 12, 2025, 3:37 PM UTC
We are continuing to investigate this issue.
provider
monitoringDec 12, 2025, 3:58 PM UTC
We've deployed the fix and affected service is now recovering. We are actively monitoring service performance.
provider
investigatingDec 12, 2025, 5:47 PM UTC
Between 06:50 AM PST and 07:45 AM PST users experienced partial degradation with llama3.1-8b, llama-3.3-70b, qwen-3-32b, qwen-3-235b-instruct-2507 models. We have deployed a fix and the issue is now resolved.
provider
investigatingDec 12, 2025, 5:48 PM UTC
Between 06:50 AM PST and 07:45 AM PST users experienced partial degradation with llama3.1-8b, llama-3.3-70b, qwen-3-32b, qwen-3-235b-instruct-2507 models. We have deployed a fix and the issue is now resolved.
provider
resolvedDec 12, 2025, 6:04 PM UTC
Between 06:50 AM PST and 07:45 AM PST users experienced partial degradation with llama3.1-8b, llama-3.3-70b, qwen-3-32b, qwen-3-235b-instruct-2507 models. We have deployed a fix and the issue is now resolved.
provider

Reports count in aggregate; nothing about you is shown.

None so far.

Something wrong on this page? Report an error or send us a note. Every fix is listed here.

Is Cerebras still down?

No, this incident was resolved 2025-12-12 18:04 UTC. For Cerebras's live state, see https://down.guide/cerebras.

How long did it last?

2h 30m, from 2025-12-12 15:33 UTC to 2025-12-12 18:04 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.