**Cloudflare Workers AI – Inference Errors on Select Models** Cloudflare Workers AI experienced a ~2.4-hour incident where inference requests to five specific models — DeepSeek V4 Flash, DeepSeek V4 Pro, GLM 5.2, GLM 5.3, and GLM 5.3 Flash — returned errors. The issue affected Cloudflare Sites and Services broadly, impacting customers relying on these models for AI workloads. Cloudflare mitigated the problem and moved to monitoring with no further issues reported.
We are continuing to monitor for any further issues.
Cloudflare has identified an issue whereby customers might experience errors from inference requests to certain models using Workers AI.
These are the list of impacted model:
@cf/deepseek-ai/deepseek-v4-flash-0731
@cf/deepseek-ai/deepseek-v4-pro-0813
@cf/zai-org/glm-5.2
@cf/zai-org/glm-5.3
@cf/zai-org/glm-5.3-flash
We are working to mitigate this problem. More updates to follow shortly.
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