Unity

SSE

by arodoid

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About

Enables real-time interaction with Unity Editor projects for tasks like automated level design, asset management, and debugging assistance through C# command execution and editor state retrieval.

Details

Repository: jackwrichards/UnityMCP
Transport: SSE

Explore

- Command execution timeout protection
- Error handling and validation
- Log buffer management
- Connection state monitoring

Setting up with Highlight

This MCP is not yet compatible with Highlight’s one-click setup. However, you can still use it with Highlight by following these steps:

Download and install Highlight from highlightai.com/download
Navigate to the plugins tab and select "Add Custom Plugin"
Configure the plugin with the settings below
Plugin Name Unity

Command (node, npx, python, etc.) npx
Arguments
- Argument 1 -y
- Argument 2 @highlight/mcp-server
Please refer to the README for specific instructions on how to obtain API keys or other required environment variables.
Enable "Start Automatically" if you want the plugin to start when Highlight launches

Setting up with Cursor

Open Cursor's settings
Navigate to the MCP section
Click "Add new Global MCP server"
Copy and paste the configuration below based on your operating system

JSON

{
    "mcpServers": {
        "unity": {
            "env": {},
            "args": [
                "-y",
                "@highlight/mcp-server"
            ],
            "command": "npx"
        }
    }
}

JSON

{
    "mcpServers": {
        "unity": {
            "env": {},
            "args": [
                "/c",
                "npx",
                "-y",
                "@highlight/mcp-server"
            ],
            "command": "cmd"
        }
    }
}

JSON

{
    "mcpServers": {
        "unity": {
            "env": {},
            "args": [
                "-y",
                "@highlight/mcp-server"
            ],
            "command": "npx"
        }
    }
}

Setting up with Claude Desktop

Open Claude Desktop's settings
Go to the Integrations tab
Click "Add MCP Server"
Use the configuration below based on your operating system

Note: Make sure Claude Desktop is running before attempting to connect.

JSON

{
    "mcpServers": {
        "unity": {
            "env": {},
            "args": [
                "-y",
                "@highlight/mcp-server"
            ],
            "command": "npx"
        }
    }
}

JSON

{
    "mcpServers": {
        "unity": {
            "env": {},
            "args": [
                "/c",
                "npx",
                "-y",
                "@highlight/mcp-server"
            ],
            "command": "cmd"
        }
    }
}

JSON

{
    "mcpServers": {
        "unity": {
            "env": {},
            "args": [
                "-y",
                "@highlight/mcp-server"
            ],
            "command": "npx"
        }
    }
}

Setting up with Windsurf

Open Windsurf's preferences
Go to the Integrations section
Click "Add MCP Integration"
Use the configuration below based on your operating system

JSON

{
    "mcpServers": {
        "unity": {
            "env": {},
            "args": [
                "-y",
                "@highlight/mcp-server"
            ],
            "command": "npx"
        }
    }
}

JSON

{
    "mcpServers": {
        "unity": {
            "env": {},
            "args": [
                "/c",
                "npx",
                "-y",
                "@highlight/mcp-server"
            ],
            "command": "cmd"
        }
    }
}

JSON

{
    "mcpServers": {
        "unity": {
            "env": {},
            "args": [
                "-y",
                "@highlight/mcp-server"
            ],
            "command": "npx"
        }
    }
}

Setting up with Cline

Open Cline's settings
Navigate to the Integrations section
Click "Add MCP Server"
Copy and paste the configuration below based on your operating system

Note: Make sure to restart Cline after adding the configuration.

JSON

{
    "mcpServers": {
        "unity": {
            "env": {},
            "args": [
                "-y",
                "@highlight/mcp-server"
            ],
            "command": "npx"
        }
    }
}

JSON

{
    "mcpServers": {
        "unity": {
            "env": {},
            "args": [
                "/c",
                "npx",
                "-y",
                "@highlight/mcp-server"
            ],
            "command": "cmd"
        }
    }
}

JSON

{
    "mcpServers": {
        "unity": {
            "env": {},
            "args": [
                "-y",
                "@highlight/mcp-server"
            ],
            "command": "npx"
        }
    }
}

Setting up with Goose

Open Goose's preferences
Go to the Integrations tab
Select "MCP Servers"
Click "Add New Server"
Use the configuration below based on your operating system

JSON

{
    "mcpServers": {
        "unity": {
            "env": {},
            "args": [
                "-y",
                "@highlight/mcp-server"
            ],
            "command": "npx"
        }
    }
}

JSON

{
    "mcpServers": {
        "unity": {
            "env": {},
            "args": [
                "/c",
                "npx",
                "-y",
                "@highlight/mcp-server"
            ],
            "command": "cmd"
        }
    }
}

JSON

{
    "mcpServers": {
        "unity": {
            "env": {},
            "args": [
                "-y",
                "@highlight/mcp-server"
            ],
            "command": "npx"
        }
    }
}

From the repository

- Unity 2022.3 or later
- Node.js 18 or later
- npm 9 or later

To install UnityMCP for Claude Desktop automatically via Smithery:

``bash npx -y @smithery/cli install @Arodoid/unitymcp --client claude



1. Copy the UnityMCPPlugin folder to your Unity project's Assets directory

2. Open Unity Editor

3. Access the plugin through Unity's top menu bar > UnityMCP > Debug Window

bash

cd unity-mcp-server

npm install

npm run build

`get_editor_state`

Retrieves current Unity Editor state including active GameObjects, selection state, play mode status, scene hierarchy, and project structure. Supports different output formats (Raw, scripts only, no scripts).

`execute_editor_command`

Executes C# code directly in the Unity Editor with full access to UnityEngine and UnityEditor APIs. Provides real-time execution with comprehensive error handling and command timeout protection.

`get_logs`

Retrieves and filters Unity Editor logs, supporting filtering by type, content, and timestamp. Offers customizable output fields and buffer management for optimal performance.

1. get_editor_state
- Retrieves current Unity Editor state
- Includes active GameObjects, selection state, play mode status
- Provides scene hierarchy and project structure
- Supports different output formats (Raw, scripts only, no scripts)

2. execute_editor_command
- Executes C# code directly in the Unity Editor
- Full access to UnityEngine and UnityEditor APIs
- Real-time execution with comprehensive error handling
- Command timeout protection

3. get_logs
- Retrieves and filters Unity Editor logs
- Supports filtering by type, content, and timestamp
- Customizable output fields
- Buffer management for optimal performance

Claude Desktop / Cursor

Paste into your MCP client config file to install this server.

{
    "mcpServers": {
        "unity": {
            "env": {},
            "args": [
                "-y",
                "@highlight/mcp-server"
            ],
            "command": "npx"
        }
    }
}

Linux

{
    "env": [],
    "args": [
        "-y",
        "@highlight/mcp-server"
    ],
    "command": "npx"
}

Macos

{
    "env": [],
    "args": [
        "-y",
        "@highlight/mcp-server"
    ],
    "command": "npx"
}

Windows

{
    "env": [],
    "args": [
        "/c",
        "npx",
        "-y",
        "@highlight/mcp-server"
    ],
    "command": "cmd"
}

2. MCP Server (unity-mcp-server)

A TypeScript-based MCP server that exposes Unity Editor functionality through standardized tools:

Available Tools

1. get_editor_state - Retrieves current Unity Editor state - Includes active GameObjects, selection state, play mode status - Provides scene hierarchy and project structure - Supports different output formats (Raw, scripts only, no scripts) 2. execute_editor_command - Executes C# code directly in the Unity Editor - Full access to UnityEngine and UnityEditor APIs - Real-time execution with comprehensive error handling - Command timeout protection 3. get_logs - Retrieves and filters Unity Editor logs - Supports filtering by type, content, and timestamp - Customizable output fields - Buffer management for optimal performance

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Unity

About

Details

Explore

Setting up with Highlight

Setting up with Cursor

JSON

JSON

JSON

Setting up with Claude Desktop

JSON

JSON

JSON

Setting up with Windsurf

JSON

JSON

JSON

Setting up with Cline

JSON

JSON

JSON

Setting up with Goose

JSON

JSON

JSON

From the repository

`get_editor_state`

`execute_editor_command`

`get_logs`

Claude Desktop / Cursor

Linux

Macos

Windows

2. MCP Server (unity-mcp-server)

Available Tools

Videos about Unity

How to make a 3D Platformer with Unity MCP and Claude Code

UnityMCP new update and effect demonstration - AI automated game development

Get started with Unity MCP

About

Details

Explore

Setting up with Highlight

From the repository

get_editor_state

execute_editor_command

get_logs

Claude Desktop / Cursor

Linux

Macos

Windows

2. MCP Server (unity-mcp-server)

Available Tools

Videos about Unity

How to make a 3D Platformer with Unity MCP and Claude Code

UnityMCP new update and effect demonstration - AI automated game development

Get started with Unity MCP

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`get_editor_state`

`execute_editor_command`

`get_logs`