Unit API Communicator Mcp Server
@SamDreamsMaker
Control Unity Editor from AI agents. 200+ MCP tools for GameObjects, Scenes, Assets, Materials, Prefabs, Terrain, Physics, Lighting, and more. Works with Claude, Cursor, Windsurf, VS Code Copilot — any MCP client. Zero config: just npx and go.
Overview
What is Unit API Communicator Mcp Server?
Unit API Communicator Mcp Server bridges AI agents to Unity Editor via the Model Context Protocol. It exposes over 200 tools for controlling GameObjects, scenes, assets, materials, physics, lighting, animation, UI, and more—all through natural language commands. It is built for developers and creators who want to automate Unity Editor workflows from any MCP-compatible AI client.
How to use Unit API Communicator Mcp Server?
The server is started with npx -y uac-mcp-server. It works with Claude Desktop, Claude Code, Cursor, Windsurf, VS Code Copilot, and any MCP-compatible client. The server auto-discovers all endpoints from the Unity API Communicator plugin running in the Unity Editor; 54 core tools have typed Zod schemas while others use generic schemas.
Key features of Unit API Communicator Mcp Server
- Provides over 200 tools covering GameObjects, Scenes, Assets, Materials, Prefabs, Build, Terrain, Physics, Lighting, Animation, UI, Camera, Console, Navigation, Particles, Audio, Timeline, and Addressables.
- Auto-discovers all endpoints from the Unity API Communicator plugin running in Unity.
- 54 core tools have fully typed Zod schemas for precise parameter handling.
- Generic schemas for remaining endpoints; AI infers parameters from tool descriptions.
- Compatible with Claude Desktop, Claude Code, Cursor, Windsurf, VS Code Copilot, and any MCP client.
Use cases of Unit API Communicator Mcp Server
- Create and modify GameObjects, scenes, and assets via natural language in an AI coding assistant.
- Build and manage Unity scenes without manual GUI interaction.
- Customize materials, terrain, lighting, and physics settings through chat commands.
- Automate build configurations and platform switching directly from an MCP client.
- Take screenshots, read console logs, and control animation states from an AI agent.
FAQ from Unit API Communicator Mcp Server
What are the prerequisites to run Unit API Communicator Mcp Server?
You need Node.js 18+ and the Unity API Communicator plugin installed in your Unity Editor.
How do I start Unit API Communicator Mcp Server?
Run npx -y uac-mcp-server in your terminal. The server will connect to the Unity Editor plugin automatically.
Which AI clients are compatible with Unit API Communicator Mcp Server?
It works with Claude Desktop, Claude Code, Cursor, Windsurf, VS Code Copilot, and any MCP-compatible client.
How many tools does Unit API Communicator Mcp Server provide?
It provides over 200 tools across categories such as GameObjects, Scenes, Assets, Materials, Prefabs, Build, Terrain, Physics, Lighting, Animation, UI, Camera, Console, Navigation, Particles, Audio, Timeline, and Addressables.
How does Unit API Communicator Mcp Server discover tools?
The server auto-discovers all endpoints from the Unity API Communicator plugin running in the Unity Editor. 54 core tools have
