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

# Kling AI Video Pro

> Kling's advanced video generation model with multiple modes.

Kling's advanced video generation model with multiple modes. Uses fal.ai for reliable hosting and faster processing.

| | |
| - | - |
| Model id | `kling-v1-6-fal` |
| Media | video |
| Submit to | `POST /v1/videos` |
| Price | 9.1 credits per\_second before discounts |
| Typical time | about 360.0 s |

## Request

**Required:** `prompt`\
**Optional:** `aspect_ratio`, `duration_seconds`, `element_images`, `first_frame`, `mode`, `quality`, `reference_image`

```json theme={null}
{
  "model": "kling-v1-6-fal",
  "prompt": "Two relatives crowd a cinema camera in a wedding hall, warm practicals. [Character A: Phupha, wounded dignity]: \"Pehle mera asheerwad wala shot lo.\" Immediately, [Character B: Jija, stylish smug]: \"Asheerwad baad mein… pehle mera Dubai wala look.\"",
  "aspect_ratio": "16:9",
  "duration_seconds": 5,
  "mode": "reference",
  "quality": "std"
}
```

| Field | Allowed | Default |
| - | - | - |
| `aspect_ratio` | `16:9`, `9:16`, `1:1` | `"16:9"` |
| `duration_seconds` | 5.0 – 10.0 seconds | `5` |
| `element_images` | asset ids (up to 4) | |
| `first_frame` | asset id (up to 1) | |
| `mode` | `reference`, `frames`, `elements` | `"reference"` |
| `quality` | `std`, `pro` | `"std"` |
| `reference_image` | asset id (up to 1) | |

Reference inputs take asset ids from [`POST /v1/uploads`](/uploads) or an earlier output's `asset_id`.
Prices and allowed values come from the live catalog; `GET /v1/models/kling-v1-6-fal` is always current.


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