No cap on LLM API spend in Vercel
criticalUpdated Oct 12, 2026
Function duration limits stop a hung request. They do not cap a thousand short requests.
Fix for Vercel
Function duration limits stop a hung request. They do not cap a thousand short requests. Keep the counter in a database or Redis that all instances share.
The five-minute check, the other platforms, and the agent prompt are on the full guide. More Vercel fixes are on the Vercel page.