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POST
Veo 3.1 Fast Reference
veo3-1-fast-ref is the dedicated reference-guided Veo route. Unlike the other Veo models, it requires one to three public images.
string
required
Set to veo3-1-fast-ref.
string
required
Describe how the references should guide the result.
string
required
Set to "8".
string
default:"16:9"
Use 16:9 or 9:16.
string[]
required
Send one to three public reference-image URLs.

Request

Follow the Video API workflow and include model=veo3-1-fast-ref when polling and downloading.
A text-only request is invalid for this model. Supply at least one public image_urls entry and no more than three.