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Outage in Cerebras

Partial Service Disruption Qwen 235B

Resolved Major
February 04, 2026 - Started 2 months ago - Lasted about 9 hours
Official incident page

Incident Report

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.

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Latest Updates ( sorted recent to last )
RESOLVED 2 months ago - at 02/05/2026 02:07AM

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.

MONITORING 2 months ago - at 02/04/2026 06:53PM

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.

INVESTIGATING 2 months ago - at 02/04/2026 04:59PM

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.

Latest Cerebras outages

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Partial Service Disruption - about 1 month ago

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