unity-mcp

Enables AI agents to control the Unity Editor, manage assets, edit scripts, and automate game development tasks using natural language.

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.

15k stars1.5kLicense: MITUpdated 10 days ago0 opens

Preview

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What you can do with it

Create new Unity scenes and game objects with agent commands.
Automate script editing and asset management within Unity projects.
Run game tests and build game releases directly from an AI agent.

Safety check

Safe

No risky patterns found in the files we scanned.

Automated scan of the repo files. Always review code you run.

From the README

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.

Create your Unity apps with LLMs. MCP for Unity bridges AI assistants — Claude, Codex, VS Code, local LLMs, and more — with your Unity Editor via Model Context Protocol. Give your LLM the tools to manage assets, control scenes, edit scripts, run tests, and automate your game dev workflows.

Recent Updates

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.

View source on GitHub