# Ai Video Generation

> |

- **Type:** Skill
- **Install:** `agentstack add skill-happycapy-ai-happycapy-skills-ai-video-generation`
- **Verified:** Pending review
- **Seller:** [happycapy-ai](https://agentstack.voostack.com/s/happycapy-ai)
- **Installs:** 0
- **Category:** [Content & Media](https://agentstack.voostack.com/c/content-and-media)
- **Latest version:** 0.1.0
- **License:** MIT
- **Upstream author:** [happycapy-ai](https://github.com/happycapy-ai)
- **Source:** https://github.com/happycapy-ai/Happycapy-skills/tree/main/skills/ai-video-generation

## Install

```sh
agentstack add skill-happycapy-ai-happycapy-skills-ai-video-generation
```

Requires the [AgentStack CLI](https://agentstack.voostack.com/docs/cli). Works with Claude Code, Cursor, and any MCP-compatible agent.

## About

# AI Video Generation

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

## Quick Start

```bash
# Install CLI
curl -fsSL https://cli.inference.sh | sh && infsh login

# Generate a video with Veo
infsh 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 |
| Grok Video | `xai/grok-imagine-video` | xAI, configurable duration |
| Seedance 1.5 Pro | `bytedance/seedance-1-5-pro` | With first-frame control |
| Seedance 1.0 Pro | `bytedance/seedance-1-0-pro` | Up to 1080p |

### 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 |
| Seedance Lite | `bytedance/seedance-1-0-lite` | Lightweight 720p |

### 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 |

### 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
infsh app list --category video
```

## Examples

### Text-to-Video with Veo

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

### Grok Video

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

### AI Avatar / Talking Head

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

### Fabric Lipsync

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

### PixVerse Lipsync

```bash
infsh app run falai/pixverse-lipsync --input '{
  "image_url": "https://portrait.jpg",
  "audio_url": "https://speech.mp3"
}'
```

### Video Upscaling

```bash
infsh app run falai/topaz-video-upscaler --input '{"video_url": "https://..."}'
```

### Add Sound Effects (Foley)

```bash
infsh app run infsh/hunyuanvideo-foley --input '{
  "video_url": "https://silent-video.mp4",
  "prompt": "footsteps on gravel, birds chirping"
}'
```

### Merge Videos

```bash
infsh app run infsh/media-merger --input '{
  "videos": ["https://clip1.mp4", "https://clip2.mp4"],
  "transition": "fade"
}'
```

## Related Skills

```bash
# Full platform skill (all 150+ apps)
npx skills add inference-sh/skills@inference-sh

# Google Veo specific
npx skills add inference-sh/skills@google-veo

# AI avatars & lipsync
npx skills add inference-sh/skills@ai-avatar-video

# Text-to-speech (for video narration)
npx skills add inference-sh/skills@text-to-speech

# Image generation (for image-to-video)
npx skills add inference-sh/skills@ai-image-generation

# Twitter (post videos)
npx skills add inference-sh/skills@twitter-automation
```

Browse all apps: `infsh app list`

## Documentation

- [Running Apps](https://inference.sh/docs/apps/running) - How to run apps via CLI
- [Streaming Results](https://inference.sh/docs/api/sdk/streaming) - Real-time progress updates
- [Content Pipeline Example](https://inference.sh/docs/examples/content-pipeline) - Building media workflows

## Source & license

This open-source skill is cataloged on AgentStack and links to its original source — we do not rehost the code.

- **Author:** [happycapy-ai](https://github.com/happycapy-ai)
- **Source:** [happycapy-ai/Happycapy-skills](https://github.com/happycapy-ai/Happycapy-skills)
- **License:** MIT

Install and usage instructions live in the source repository linked above.

## Pricing

- **Free** — Free

## Security capabilities

Automated source analysis of v0.1.0 — what this tool can access:

- **Network access:** yes
- **Filesystem access:** no
- **Shell / process execution:** no
- **Environment & secrets:** no
- **Dynamic code execution:** no

*"Yes" means the capability is present in the source — more access means more to trust, not that it is unsafe.*


## Versions

- **0.1.0** — security scan: flagged — Imported from the upstream source.

## Links

- Listing page: https://agentstack.voostack.com/l/skill-happycapy-ai-happycapy-skills-ai-video-generation
- Seller: https://agentstack.voostack.com/s/happycapy-ai
- Browse the marketplace: https://agentstack.voostack.com/browse

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