We are limiting Workers Free plan access to a few resource-intensive models so we can prioritize capacity for the broader Workers AI user base. This helps everyone get a more reliable inference experience, with fewer 429 and 3040 (Out of Capacity) errors. The following models now require the Workers Paid plan : @cf/moonshotai/kimi-k2.6 @cf/moonshotai/kimi-k2.7-code @cf/zai-org/glm-5.2 On the Workers Free plan, requests to these models now return a 403 HTTP error ( internal error 5035 ) prompting you to upgrade.
Workers AI - Select models now require the Workers Paid plan
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July 28, 2026
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