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MCP4Unreal

Download & install.

Current release: v0.9.92, the latest full package/install/runtime validation baseline (2026-06-15).

GitHub Releases Read the docs

Requirements

  • > Unreal Engine 5.7
  • > Windows 64-bit (macOS/Linux code paths present, Win64 validated)
  • > An MCP-spec compliant client
  1. 01

    Download the release

    Use v0.9.92, the latest fully validated package/install/runtime baseline. Earlier 0.9.x releases remain available for reference.

  2. 02

    Rebuild the editor

    Right-click your .uproject and generate files, then build in Development Editor configuration.

  3. 03

    Install the auth token

    Create or rotate the token from the MCP4Unreal editor settings. Tokens are stored in the OS secure store when available, with a documented file fallback for headless environments.

    Project Settings > Plugins > MCP4Unreal > Authentication > Rotate Token
  4. 04

    Point your MCP client

    Use Codex for the validated path today. Claude Desktop and Continue.dev are pending certification; Cursor is currently unsupported because it rejects standard dotted tool names.