Ai Video Generation

> **Install the belt CLI skill:** `npx skills add belt-sh/cli`

# AI Video Generation

Generate videos with 40+ AI models via [inference.sh](https://inference.sh) CLI.


## Quick Start

> Requires inference.sh CLI (`belt`). [Install instructions](https://raw.githubusercontent.com/inference-sh/skills/refs/heads/main/cli-install.md)

```bash belt login

# Generate a video with Veo belt app run google/veo-3-1-fast --input '{"prompt": "drone shot flying over a forest"}' ```

## Available Models

### Text-to-Video

| Model | App ID | Best For | |-------|--------|----------| | Veo 3.1 Fast | `google/veo-3-1-fast` | Fast, with optional audio | | Veo 3.1 | `google/veo-3-1` | Best quality, frame interpolation | | Veo 3 | `google/veo-3` | High quality with audio | | Veo 3 Fast | `google/veo-3-fast` | Fast with audio | | Veo 2 | `google/veo-2` | Realistic videos | | **P-Video** | `pruna/p-video` | Fast, economical, with audio support | | **WAN-T2V** | `pruna/wan-t2v` | Economical 480p/720p | | Grok Video | `xai/grok-imagine-video` | xAI, configurable duration | | **Seedance 2.0** | `bytedance/seedance-2-0` | Text/image/ref-to-video with sync audio, up to 1080p | | **Seedance 2.0 Fast** | `bytedance/seedance-2-0-fast` | Fast variant, same capabilities | | **HappyHorse T2V** | `alibaba/happyhorse-1-0-t2v` | Physically realistic, up to 15s |

### Image-to-Video

| Model | App ID | Best For | |-------|--------|----------| | Wan 2.5 | `falai/wan-2-5` | Animate any image | | Wan 2.5 I2V | `falai/wan-2-5-i2v` | High quality i2v | | **WAN-I2V** | `pruna/wan-i2v` | Economical 480p/720p | | **P-Video** | `pruna/p-video` | Fast i2v with audio | | **Seedance 2.0** | `bytedance/seedance-2-0` | Animate images with sync audio, up to 1080p | | **Seedance 2.0 Fast** | `bytedance/seedance-2-0-fast` | Fast variant, same capabilities | | **HappyHorse I2V** | `alibaba/happyhorse-1-0-i2v` | Animate images, up to 1080P/15s | | **HappyHorse R2V** | `alibaba/happyhorse-1-0-r2v` | Character-preserving from references |

### Avatar / Lipsync

| Model | App ID | Best For | |-------|--------|----------| | OmniHuman 1.5 | `bytedance/omnihuman-1-5` | Multi-character | | OmniHuman 1.0 | `bytedance/omnihuman-1-0` | Single character | | Fabric 1.0 | `falai/fabric-1-0` | Image talks with lipsync | | PixVerse Lipsync | `falai/pixverse-lipsync` | Realistic lipsync |

### Video Editing

| Model | App ID | Best For | |-------|--------|----------| | HappyHorse Edit | `alibaba/happyhorse-1-0-video-edit` | Natural language video editing |

### Utilities

| Tool | App ID | Description | |------|--------|-------------| | HunyuanVideo Foley | `infsh/hunyuanvideo-foley` | Add sound effects to video | | Topaz Upscaler | `falai/topaz-video-upscaler` | Upscale video quality | | Media Merger | `infsh/media-merger` | Merge videos with transitions |

## Browse All Video Apps

```bash belt app list --category video ```

## Examples

### Text-to-Video with Veo

```bash belt app run google/veo-3-1-fast --input '{ "prompt": "A timelapse of a flower blooming in a garden" }' ```

### Grok Video

```bash belt app run xai/grok-imagine-video --input '{ "prompt": "Waves crashing on a beach at sunset", "duration": 5 }' ```

### Image-to-Video with Wan 2.5

```bash belt app run falai/wan-2-5 --input '{ "image_url": "https://your-image.jpg" }' ```

### AI Avatar / Talking Head

```bash belt app run bytedance/omnihuman-1-5 --input '{ "image_url": "https://portrait.jpg", "audio_url": "https://speech.mp3" }' ```

### Fabric Lipsync

```bash belt app run falai/fabric-1-0 --input '{ "image_url": "https://face.jpg", "audio_url": "https://audio.mp3" }' ```

### Seedance 2.0 Text-to-Video with Audio

```bash belt app run bytedance/seedance-2-0 --input '{ "prompt": "a jazz band performing in a dimly lit club", "generate_audio": true, "duration": 10 }' ```

### Seedance 2.0 Image-to-Video

```bash belt app run bytedance/seedance-2-0 --input '{ "image": "https://your-image.jpg", "prompt": "gentle camera movement, leaves rustling in the wind", "generate_audio": true }' ```

### Seedance 2.0 Reference-to-Video

```bash belt app run bytedance/seedance-2-0 --input '{ "prompt": "A person who looks like the reference walking through a garden", "reference_image": "https://portrait.jpg", "generate_audio": true }' ```

### HappyHorse Text-to-Video

```bash belt app run alibaba/happyhorse-1-0-t2v --input '{ "prompt": "a golden retriever running through autumn leaves, slow motion", "duration": 10, "resolution": "1080P" }' ```

### HappyHorse Video Editing

```bash belt app run alibaba/happyhorse-1-0-video-edit --input '{ "video": "https://your-video.mp4", "prompt": "change the background to a snowy mountain landscape" }' ```

### PixVerse Lipsync

```bash belt app run falai/pixverse-lipsync --input '{ "image_url": "https://portrait.jpg"