Unreal Engine API Documentation

Connect Runs on your machine

claude mcp add unreal-api-mcp -e UNREAL_VERSION=<UNREAL_VERSION> -e UNREAL_PROJECT_PATH=<UNREAL_PROJECT_PATH> -- uvx unreal-api-mcp==0.3.1

{
  "mcpServers": {
    "unreal-api-mcp": {
      "command": "uvx",
      "args": [
        "unreal-api-mcp==0.3.1"
      ],
      "env": {
        "UNREAL_VERSION": "<UNREAL_VERSION>",
        "UNREAL_PROJECT_PATH": "<UNREAL_PROJECT_PATH>"
      }
    }
  }
}

{
  "mcpServers": {
    "unreal-api-mcp": {
      "command": "uvx",
      "args": [
        "unreal-api-mcp==0.3.1"
      ],
      "env": {
        "UNREAL_VERSION": "<UNREAL_VERSION>",
        "UNREAL_PROJECT_PATH": "<UNREAL_PROJECT_PATH>"
      }
    }
  }
}

{
  "servers": {
    "unreal-api-mcp": {
      "type": "stdio",
      "command": "uvx",
      "args": [
        "unreal-api-mcp==0.3.1"
      ],
      "env": {
        "UNREAL_VERSION": "<UNREAL_VERSION>",
        "UNREAL_PROJECT_PATH": "<UNREAL_PROJECT_PATH>"
      }
    }
  }
}

Replace the values in angle brackets with your own. Keys stay on your machine; we never see them.

Tools

This server runs locally, so its tools are listed by your MCP client once it starts.

Environment variables

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