# OBS MCP Server
An MCP server for OBS Studio that provides tools to control OBS via the OBS WebSocket protocol.
## Features
- Connect to OBS WebSocket server
- Control OBS via MCP tools
- Provides tools for:
- General operations
- Scene management
- Source control
- Scene item manipulation
- Streaming and recording
- Transitions
## Installation
```bash
npm install
npm run build
```
## Usage
1. Make sure OBS Studio is running with WebSocket server enabled (Tools > WebSocket Server Settings). Note the password for the WS.
2. Set the WebSocket password in environment variable (if needed):
```bash
export OBS_WEBSOCKET_PASSWORD="your_password_here"
```
3. Run the OBS MCP server to see that it is able to build and connect:
```bash
npm run build
npm run start
```
4. Provision you Claude desktop with the MCP server settings:
```json
{
"mcpServers": {
"obs": {
"command": "node",
"args": [
"<obs-mcp_root>/build/index.js"
],
"env": {
"OBS_WEBSOCKET_PASSWORD": "<password_from_obs>"
}
}
}
}
```
5. Use Claude to control your OBS!
## Available Tools
The server provides tools organized by category:
- General tools: Version info, stats, hotkeys, studio mode
- Scene tools: List scenes, switch scenes, create/remove scenes
- Source tools: Manage sources, settings, audio levels, mute/unmute
- Scene item tools: Manage items in scenes (position, visibility, etc.)
- Streaming tools: Start/stop streaming, recording, virtual camera
- Transition tools: Set transitions, durations, trigger transitions
## Environment Variables
- `OBS_WEBSOCKET_URL`: WebSocket URL (default: ws://localhost:4455)
- `OBS_WEBSOCKET_PASSWORD`: Password for authenticating with OBS WebSocket (if required)
## Requirements
- Node.js 16+
- OBS Studio 31+ with WebSocket server enabled
- Claude desktop
## License
See the [LICENSE](LICENSE) file for details.