Introduction
Veo 3.1, Google's flagship video model, runs from a single curl through useapi.net. You drive your own Google Flow account — no Google Cloud project, no enterprise approval, and up to several times lower cost per generation than the official metered API.
The official Gemini API and Vertex meter Veo per second of output. This third-party Google Flow API runs on a flat subscription instead — you spend your normal Flow credits plus one monthly fee for API access, far cheaper per clip. Below: the models you get, the price gap versus the official API, then the two-call workflow and a runnable batch script.
Supported models
Pick a model per request with the model field (default veo-3.1-fast). Credit costs come from Google's official Flow credits table:
