Unverified50% confidenceFactExact time
waitUntil is an API provided by the Vercel runtime for handing asynchronous tasks after the response is sent to the platform to complete in the background, but under the traditional billing model, tasks taken over by waitUntil still extend the function's lifetime and count toward execution duration.
1
Sources
50%
Confidence
Long-term
Relevance
10/29/2026
First Seen
Sources
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