> ## Documentation Index
> Fetch the complete documentation index at: https://docs.comfy.org/llms.txt
> Use this file to discover all available pages before exploring further.

# GrokVideoNode - ComfyUI Built-in Node Documentation

> Complete documentation for the GrokVideoNode node in ComfyUI. Learn its inputs, outputs, parameters and usage.

> This documentation was AI-generated. If you find any errors or have suggestions for improvement, please feel free to contribute! [Edit on GitHub](https://github.com/Comfy-Org/embedded-docs/blob/main/comfyui_embedded_docs/docs/GrokVideoNode/en.md)

The Grok Video node generates a short video from a text description. It can create a video from scratch using a prompt or animate a single input image based on a prompt. The node sends a request to an external API and returns the generated video.

## Inputs

| Parameter      | Data Type | Required | Range                                                                                                 | Description                                                                                                   |
| -------------- | --------- | -------- | ----------------------------------------------------------------------------------------------------- | ------------------------------------------------------------------------------------------------------------- |
| `model`        | COMBO     | Yes      | `"grok-imagine-video-beta"`                                                                           | The model to use for video generation.                                                                        |
| `prompt`       | STRING    | Yes      | -                                                                                                     | Text description of the desired video.                                                                        |
| `resolution`   | COMBO     | Yes      | `"480p"`<br />`"720p"`                                                                                | The resolution of the output video.                                                                           |
| `aspect_ratio` | COMBO     | Yes      | `"auto"`<br />`"16:9"`<br />`"4:3"`<br />`"3:2"`<br />`"1:1"`<br />`"2:3"`<br />`"3:4"`<br />`"9:16"` | The aspect ratio of the output video.                                                                         |
| `duration`     | INT       | Yes      | 1 to 15                                                                                               | The duration of the output video in seconds (default: 6).                                                     |
| `seed`         | INT       | Yes      | 0 to 2147483647                                                                                       | Seed to determine if node should re-run; actual results are nondeterministic regardless of seed (default: 0). |
| `image`        | IMAGE     | No       | -                                                                                                     | An optional input image to animate.                                                                           |

**Note:** If an `image` is provided, only one image is supported. Providing multiple images will cause an error.

## Outputs

| Output Name | Data Type | Description          |
| ----------- | --------- | -------------------- |
| `output`    | VIDEO     | The generated video. |