Grok Imagine Video 1.5

xAI image-to-video: animates a single source frame with native audio and strong prompt following, with clips up to 15 seconds. Ranked #1 on the image-to-video arena.

Cost

from 2 tokens/s

VideoProvider: xAI

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":"grok-imagine-video-1.5","input":{"prompt":"cinematic drone shot over a city at night","aspectRatio":"9:16","resolution":"720p","duration":1,"startImage":"asset://asset_..."}}'

Input fields

* required

Field	Type	Default	Allowed
prompt*`prompt` Scene / motion description.	string	—	string
aspectRatio`aspectRatio`	string	9:16	auto, 9:16, 16:9, 1:1, 4:3, 3:4, 2:3, 3:2
resolution`resolution`	string	720p	720p, 480p
duration`duration`	number	1	from 1 · up to 15 · step 1 seconds
Start image*`startImage` Asset input for the startImage slot.	string	—	image · asset, https, data

prompt*prompt

Scene / motion description.

Type: string
Default: —
Allowed: string

aspectRatioaspectRatio

Type: string
Default: 9:16
Allowed: auto, 9:16, 16:9, 1:1, 4:3, 3:4, 2:3, 3:2

resolutionresolution

Type: string
Default: 720p
Allowed: 720p, 480p

durationduration

Type: number
Default: 1
Allowed: from 1 · up to 15 · step 1 seconds

Start image*startImage

Asset input for the startImage slot.

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

Cost

from 2 tokens/s

720pdefault4 tokens/s

480p2 tokens/s

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

Capabilities

Modesimage_to_video

Asset slotsstartImage:image*

Run Grok Imagine Video 1.5

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

Get API key Open in playground