Grok Imagine Video 1.5 Image-to-Video

xAI

Generate video from an input image and text prompt with duration and resolution controls.

Capability: Video generation
Current price: $0.1960/video second
Availability: Ready to run

What this API does

Turn a public reference image into a 480p, 720p or 1080p Grok Imagine Video 1.5 clip. Duration and resolution are explicit before the run, native audio is included, and Scrollport preserves the generated MP4 as a private artifact.

Agents select this operation with tool ID xai.grok-imagine-video-1-5, then check its current inputs and price before a run.

Inputs and outputs

Input

durationinteger · optional

Value supplied for duration.

minimum: 1 · maximum: 15

image_urlstring · required

Value supplied for image url.

format: uri

promptstring · required

Instruction describing the requested generated output.

minLength: 1 · maxLength: 4096

resolutionstring · optional

Value supplied for resolution.

enum: 480p, 720p, 1080p

Output

notestring

Returned note value.

videoobject

Returned video value.

Example request and output

Inspect returns this reviewed example, its estimated cost and the current input schema. Run calculates the estimate for your actual input.

Request

{
  "tool_id": "xai.grok-imagine-video-1-5",
  "input": {
    "prompt": "the knight takes one measured step forward as the camera drifts closer and blue forest light flickers across the armor",
    "duration": 3,
    "image_url": "https://v3b.fal.media/files/b/0a8b90e0/BFLE9VDlZqsryU-UA3BoD_image_004.png",
    "resolution": "480p"
  }
}

Output

{
  "note": "video returned as an artifact",
  "video": {
    "audio": true,
    "resolution": "480p",
    "content_type": "video/mp4",
    "duration_seconds": 3
  }
}

Errors and limitations

invalid_input: duration must be 1–15 seconds and image_url must be publicly reachableexample: {"prompt":"the knight takes one measured step forward as the camera drifts closer and blue forest light flickers across the armor","image_url":"https://v3b.fal.media/files/b/0a8b90e0/BFLE9VDlZqsryU-UA3BoD_image_004.png","duration":3,"resolution":"480p"}

Use Grok Imagine Video 1.5 Image-to-Video with Scrollport

Get started

Use verified tools with pay-per-use pricing. Provider access is included. Tools that work in your own apps ask you to connect that account.

Connect your first agent to receive $1 trial credit.