Unity

coplaydev/unity-mcp · 9.7k stars · C# · MIT

MCP server Unity MCP acts as a bridge between AI assistants and your Unity Editor. Give your LLM tools to manage assets, control scenes, edit scripts, and automate tasks within Unity.

Install

The repo has no one-line install. Follow its README.

Open the repo

Files

README.md

English 简体中文    |    Discord Wiki

#### Proudly sponsored and maintained by Aura — the AI assistant for Unreal & Unity. ##### And don't miss Godot AI, the new open source project from the makers of MCP for Unity.

v10.3.0 (2026-10-04)
v10.2.0 (2026-09-01)
v10.1.2 (2026-08-02)
v10.1.0 (2026-07-13)
v10.0.2 (2026-07-13)

Full history: Release Notes.

What it does

Control the Unity Editor in natural language from any MCP client — create scenes & GameObjects, edit C# scripts, manage assets, run tests, profile, and build. 50 focused MCP tool entrypoints, any client, free & MIT.

Browse the full tool catalog →

Quickstart

Requirements: Unity 2021.3 LTS → 6.x · Python 3.10+ (via uv). Works with any MCP client — Claude Desktop & Code, Cursor, VS Code, Windsurf, Cline, Gemini CLI, and more.

Install — Unity → Package Manager → Add from git URL:

https://github.com/CoplayDev/unity-mcp.git?path=/MCPForUnity#main  _(pin #v10.0.0 for this release, or openupm add com.coplaydev.unity-mcp)_

Configure — Window → MCP for Unity → Configure All Detected Clients.
Prompt — "Create a cube at the origin and add a Rigidbody." The cube appears in seconds.

Community

Discord — chat with maintainers and other contributors
Issues — bugs and feature requests
Discussions — design ideas and broader questions
Security: see SECURITY.md for private reporting

Contributing

See CONTRIBUTING.md. Branch off beta, not main. The full dev setup, testing, and release process live in the Contributing docs.

Advanced

Multiple Unity instances — Multi-Instance Routing
Tool groups (vfx / animation / ui / testing / etc.) — Tool Groups
v10 asset generation and upgrade notes — v10 Migration
Roslyn script validation — Roslyn Validation
Remote-hosted server with auth — Remote Server Auth

Star History

Citation

If MCP for Unity helped your research, please cite it.

@inproceedings{wu2025mcpunity,
  author    = {Wu, Shutong and Barnett, Justin P.},
  title     = {{MCP-Unity}: {Protocol-Driven} Framework for Interactive {3D} Authoring},
  year      = {2025},
  isbn      = {9798400721366},
  publisher = {Association for Computing Machinery},
  address   = {New York, NY, USA},
  url       = {https://doi.org/10.1145/3757376.3771417},
  doi       = {10.1145/3757376.3771417},
  series    = {SA Technical Communications '25}
}

Unity AI Tools by Aura

Aura offers 2 AI tools for Unity:

MCP for Unity is available freely under the MIT license.
Aura for Unity is a premium Unity/Unreal AI assistant built for game devs.

Disclaimer

This project is a free and open-source tool for the Unity Editor, and is not affiliated with Unity Technologies.

License: MIT — see LICENSE.

Facts

Kind: MCP server
Repo: coplaydev/unity-mcp
Group: Uncategorized
Stars: 9.7k
License: MIT
Language: C#
Last push: 2026-10-08
Forks: 1,537
Homepage: coplaydev.github.io/unity-mcp
Topics: ai, ai-integration, anthropic, claude, copilot, cursor, game-development, gamedev, gemini, llm, mcp, model-context-protocol, openai, unity, unity3d, videogames