New execution duration limit for Edge Functions
Vercel introduces a 300-second execution duration limit for Edge Functions, replacing the previous undefined streaming timeout, effective March 1st, 2025.
Starting on March 1st, 2025, we will begin the rollout of a new execution duration limit of 300 seconds for using the Edge runtime.Vercel Functions Previously, Edge Functions had no fixed timeout for streaming responses, leading to unpredictable behavior based on system resources and traffic.
With this update, Edge Functions will consistently allow streaming responses for up to 300 seconds, including post-response tasks like .waitUntil() Learn more about .Vercel Functions using the Edge runtime Read more