Fal Kling O3

---
author: luo-kai
name: fal-kling-o3
description: Generate images and videos with Kling O3 — Kling's most powerful model family. Text-to-image, text-to-video, image-to-video, and video-to-video editing. Use when the user requests "Kling", "Kling O3", "Best quality video", "Kling image", "Kling video editing".
metadata:
  author: luokai0
  version: "1.0.0"
---

# fal-kling-o3

Kling O3 is Kling's most powerful model family — covering image generation, text-to-video, image-to-video, and video-to-video editing/remix. Two tiers: **Standard** (faster, cheaper) and **Pro** (highest quality).

## Scripts

| Script | Purpose |
|--------|---------|
| `kling-generate.sh` | Generate images with Kling O3 |
| `kling-video.sh` | Generate or edit videos with Kling O3 |

## Usage

### Generate Image
```bash
./scripts/kling-generate.sh --prompt "A samurai standing on a cliff at sunset, cinematic lighting"
```

### Text to Video
```bash
./scripts/kling-video.sh --prompt "A drone shot flying over a tropical island at golden hour" --mode text-to-video
```

### Image to Video
```bash
./scripts/kling-video.sh --image-url "https://example.com/photo.jpg" --prompt "Camera slowly zooms in" --mode image-to-video
```

### Edit Video (change content)
```bash
./scripts/kling-video.sh --video-url "https://example.com/video.mp4" --prompt "Change the sky to a starry night" --mode edit
```

### Remix Video (restyle)
```bash
./scripts/kling-video.sh --video-url "https://example.com/video.mp4" --prompt "Transform into watercolor painting style" --mode remix
```

## Arguments

### kling-generate.sh
| Argument | Description | Required |
|----------|-------------|----------|
| `--prompt` / `-p` | Image description | Yes |
| `--aspect-ratio` | square, landscape, portrait, widescreen | No (default: square) |
| `--param` | Extra param as key=value (repeatable) | No |

### kling-video.sh
| Argument | Description | Required |
|----------|-------------|----------|
| `--prompt` / `-p` | Description or edit instructions | Yes |
| `--mode` | text-to-video, image-to-video, edit, remix | Yes |
| `--image-url` | Image URL (for image-to-video) | For I2V |
| `--video-url` | Video URL (for edit/remix) | For edit/remix |
| `--tier` | standard or pro (default: pro) | No |
| `--param` | Extra param as key=value (repeatable) | No |

## Kling O3 Model Endpoints

### Image Generation
| Endpoint | Tier |
|----------|------|
| `fal-ai/kling-image/o3/text-to-image` | Pro (only tier) |

### Video Generation
| Endpoint | Tier | Mode |
|----------|------|------|
| `fal-ai/kling-video/o3/standard/text-to-video` | Standard | Text → Video |
| `fal-ai/kling-video/o3/pro/text-to-video` | Pro | Text → Video |
| `fal-ai/kling-video/o3/standard/image-to-video` | Standard | Image → Video |
| `fal-ai/kling-video/o3/pro/image-to-video` | Pro | Image → Video |

### Video Editing
| Endpoint | Tier | Mode |
|----------|------|------|
| `fal-ai/kling-video/o3/standard/video-to-video/edit` | Standard | Content editing |
| `fal-ai/kling-video/o3/pro/video-to-video/edit` | Pro | Content editing |
| `fal-ai/kling-video/o3/standard/video-to-video/reference` | Standard | Style remix |
| `fal-ai/kling-video/o3/pro/video-to-video/reference` | Pro | Style remix |

## When to use Standard vs Pro

- **Pro**: Best quality. Use for final output, commercial work, when quality matters most.
- **Standard**: ~2x faster, cheaper. Use for drafts, iteration, when speed matters.

## Output Format
```json
{
  "images": [{"url": "https://fal.media/files/...", "content_type": "image/png"}],
  "video": {"url": "https://fal.media/files/...", "content_type": "video/mp4"}
}
```