CDN origin timeout increased to two minutes
Vercel's CDN now waits up to 120 seconds for backend responses, increased from 30 seconds, available on all plans at no additional cost. This improves reliability for long-running workloads like LLM generation and reduces 504 gateway timeout errors.
Vercel’s CDN will now wait up to 120 seconds for your backend to start sending data, up from 30 seconds. This extended proxied request timeout is now available on all plans at no additional cost.
The defines how long our CDN allows your to respond before canceling the request. After the initial byte is received, your backend can take longer than two minutes to complete the request, as long as it continues sending data at least once every 120 seconds.proxied request timeoutexternal backend
This update improves reliability for workloads with long processing times, such as LLM generation or complex data queries, and reduces the chance of 504 gateway timeouts.
This change is effective immediately, with no action or configuration required.
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