Veo 3.1 Fast

The same sharpness up to 4K and native audio as the flagship, but noticeably faster and cheaper. A workhorse for iterations and most production tasks.

Cost

from 2 tokens/s

VideoProvider: Google

Run generation

curl -X POST https://api.givon.ai/api/v1/generations \
  -H "Authorization: Bearer $GIVON_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"type":"video","model":"veo-3.1-fast","input":{"prompt":"cinematic drone shot over a city at night","aspectRatio":"9:16","resolution":"720p","duration":8,"audioEnabled":true,"referenceAssetUris":["asset://asset_..."]}}'

Input fields

* required

Field	Type	Default	Allowed
prompt*`prompt` Scene / motion description.	string	—	string
aspectRatio`aspectRatio`	string	9:16	9:16, 16:9
resolution`resolution`	string	720p	720p, 1080p, 4k
duration`duration`	number	8	8
audioEnabled`audioEnabled` Veo supports request-level native audio control in Givon AI.	boolean	true	boolean
Start image`startImage` Asset input for the startImage slot.	string	—	image · asset, https, data
End image`endImage` Asset input for the endImage slot.	string	—	image · asset, https, data
Reference images`referenceAssetUris` Optional reference assets as asset:// URIs, HTTPS URLs, or data URIs.	array	—	image · up to 3 · asset, https, data

prompt*prompt

Scene / motion description.

Type: string
Default: —
Allowed: string

aspectRatioaspectRatio

Type: string
Default: 9:16
Allowed: 9:16, 16:9

resolutionresolution

Type: string
Default: 720p
Allowed: 720p, 1080p, 4k

durationduration

Type: number
Default: 8
Allowed: 8

audioEnabledaudioEnabled

Veo supports request-level native audio control in Givon AI.

Type: boolean
Default: true
Allowed: boolean

Start imagestartImage

Asset input for the startImage slot.

Type: string
Default: —
Allowed: image · asset, https, data

End imageendImage

Asset input for the endImage slot.

Type: string
Default: —
Allowed: image · asset, https, data

Reference imagesreferenceAssetUris

Optional reference assets as asset:// URIs, HTTPS URLs, or data URIs.

Type: array
Default: —
Allowed: image · up to 3 · asset, https, data

Cost

from 2 tokens/s

720pdefault2 tokens/s

1080p2.38 tokens/s

4K5 tokens/s

The variant is selected automatically from request fields, so you do not need to send it.

Capabilities

Modestext_to_videoimage_to_videoreference_to_video

Asset slotsstartImage:imageendImage:imagereferenceAssetUris:image[]<=3

Run Veo 3.1 Fast

Get an API key and the same request shape will work across every model in the catalog.

Get API key Open in playground