xAI Grok Imagine Video v1.5 Reference to Video turns up to seven reference images and a natural-language prompt into short, stylized AI videos, with 480P / 720P output options and selectable aspect ratios for identity-consistent clips, character-driven videos, social media content, creative storytelling, and marketing workflows.
Every plan, free included. Runs spend your account’s credits.
The smallest request that works: the required fields only.
curl https://api.percify.io/v3/playground/v1/run \
-H "Authorization: Bearer $PERCIFY_API_TOKEN" \
-H "Content-Type: application/json" \
-d '{
"modelId": "grok-imagine-video-15-r2v",
"input": {
"prompt": "A red fox running through fresh snow at sunrise",
"reference_images": "https://example.com/photo.jpg"
}
}'5 fields in input, required first.
promptRequiredText description of the desired motion and scene. Refer to reference images as <IMAGE_0>, <IMAGE_1>,..., numbered from 0 in array order.
reference_imagesRequiredReference image URLs guiding the video. Up to 7 images supported.
durationOptionalOutput video duration in seconds.
resolutionOptionalOutput video resolution.
aspect_ratioOptional
$0.06/sFLUX 3 Video Edit applies prompt-guided changes to existing videos while preserving motion, timing, and framing, supporting precise video modification, visual style updates, scene refinements, creative edits, ads, and production workflows.
$0.12/sGemini Omni 1.1 Flash Video Edit applies natural-language edits to existing videos, supporting output resolutions from 360P to 4K for prompt-guided video modification, scene refinements, creative edits, marketing content, and production workflows.
$0.924/sKling O3 Omni 4K Video Edit edits input videos in 4K with natural-language instructions and optional image references, supporting prompt-guided video modification, visual style updates, scene refinements, motion control, and high-quality cinematic editing.
$0.20/sH3 Open Weights Video-Edit edits an input video from a natural-language prompt.

Pick a use case, run it in the playground, copy the call.
Every plan, free included. Runs spend your account’s credits.
Aspect ratio of the generated video.