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

# Kling Reference To Video

> Generates video using reference video and optional image conditioning.

Generates video using reference video and optional image conditioning.

**Model**

```bash theme={null}
Kling Reference-to-Video
```

## Inputs

* **prompt (STRING)**\
  Optional guidance prompt for style or scene control.
* **video\_url (STRING)**\
  Reference motion video input.
* **aspect\_ratio (STRING)**\
  Output video shape. Options: 16:9, 9:16, 1:1
* **image (IMAGE)**\
  Optional reference image(s) for conditioning.
* **image\_url (STRING)**\
  URL version of reference images.
* **duration (STRING)**\
  Output video duration in seconds.
* **mode (STRING)**\
  Quality mode. Options: std, pro
* **keep\_original\_sound (STRING)**\
  Preserves audio from reference video. Options: yes, no

## Outputs

* **VIDEO (VIDEO)**\
  Generated video tensor.
* **VIDEO\_URL (STRING)**\
  Hosted video URL.
* **FILE\_PATH (STRING)**\
  Local saved file path.