# Kling O3

Kling’s newest. Up to fifteen seconds in one go, and it will make its own sound.

Model id: `kling-o3`
Type: Video
Made by: Kling
Inputs: Text, First frame, References
Length: 3 to 15 s
Aspect ratio: 16:9, 9:16, 1:1
Updated: Oct 12, 2026

## Pricing

| Setting | MiniAPI | fal | Difference |
| --- | ---: | ---: | ---: |
| silent | $0.123 / s | $0.112 | +10% |
| audio | $0.154 / s | $0.14 | +10% |

You are not charged for a job that fails.

## Parameters

| Name | Required | Values | Default | Description |
| --- | --- | --- | --- | --- |
| `prompt` | No | text |  | What to make, in plain words. |
| `image_url` | For first frame | https URL |  | A picture to start from. We fetch it and keep a copy for the job. Only with first frame. |
| `start_image_url` | No | https URL |  | A picture for the first frame. Only with references. |
| `end_image_url` | No | https URL |  | A picture for the last frame. |
| `image_urls` | No | https URLs |  | Pictures to use as references. Only with references. |
| `duration` | No | 3 to 15 | 5 | Length in seconds. The price changes with it. |
| `generate_audio` | No | true, false | false | Add sound effects, background sound and speech. |
| `multi_prompt` | No |  |  | One prompt per shot, for several shots in one video. |
| `shot_type` | No | customize, intelligent | customize | How the shots are cut together. |
| `aspect_ratio` | No | 16:9, 9:16, 1:1 | 16:9 | Shape of the result, for example 16:9 or 9:16. |
| `elements` | No |  |  | People or objects to keep the same across the video. Only with references. |

## Quickstart

```bash
curl -X POST "https://api.minicut.ai/v1/queue/kling-o3" \
  -H "Authorization: Key $MINIAPI_KEY" \
  -H "Content-Type: application/json" \
  -d '{"prompt":"a red fox runs through snow at dawn","duration":"5"}'
```

```json
{
  "request_id": "0192f3a4-5b6c-7d8e-9f01-23456789abcd",
  "status": "IN_QUEUE",
  "queue_position": 0,
  "status_url": "https://api.minicut.ai/v1/queue/kling-o3/requests/0192f3a4-5b6c-7d8e-9f01-23456789abcd/status",
  "response_url": "https://api.minicut.ai/v1/queue/kling-o3/requests/0192f3a4-5b6c-7d8e-9f01-23456789abcd",
  "cancel_url": "https://api.minicut.ai/v1/queue/kling-o3/requests/0192f3a4-5b6c-7d8e-9f01-23456789abcd/cancel",
  "price": "0.615000",
  "currency": "USD"
}
```

Page: https://api.minicut.ai/models/kling-o3
API reference: https://api.minicut.ai/docs/api