Unity MCP

Unity MCP is an open source bridge connecting AI assistants to the Unity Editor via Model Context Protocol.

Unity MCP acts as a bridge between AI assistants and your Unity Editor, allowing you to create Unity apps with large language models. It provides 47 focused MCP tool entrypoints to manage assets, control scenes, edit scripts, run tests, profile, and build. The tool requires Unity 2021.3 LTS through 6.x and Python 3.10+, and works with clients like Claude Desktop, Cursor, VS Code, and others. It is designed for game developers looking to automate workflows using natural language prompts. The project is free and open source under the MIT license.

Unity MCP at a glance

Best for: Software engineer, Designer
Runs on: VS Code, self-hosted, open source
Pricing: Free under the MIT license
Released: March 2025
Category: AI coding tool
Website: github.com/CoplayDev/unity-mcp

Key features

Manage assets and control scenes
Edit C# scripts and run tests
Profile and build applications
Multi-instance routing for Unity
Tool groups for specific workflows
Roslyn script validation
Remote-hosted server with auth

Use it for

Create scenes and GameObjects with natural language
Edit scripts and run tests automatically
Manage game assets within Unity via AI
Automate game development workflows

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All Unity MCP alternatives