Beckett (Godot MCP)
Zero-sidecar MCP server that runs inside the Godot 4 editor as a GDScript plugin, letting agents inspect, author, run and screenshot a game in GDScript or C#.
Tags
Description
The MIT Lite edition has 56 reflection-based tools, served over localhost HTTP/JSON-RPC with Host/Origin checks and a per-project token. It validates scripts before writing them, and every edit can be undone. Enabling the plugin writes .mcp.json. Godot 4.2+. A paid Full edition ($15 on itch.io) adds autonomous playtesting. Latest release v1.16.0 (2026-10-06).
Related
- Godot Engine: Free, open-source, multi-platform 2D and 3D game engine, scripted in GDScript or C#. Several community MCP servers let agents drive its editor.
- MCP for Unity: MIT bridge between MCP clients and the Unity Editor: 50 tools to create scenes and GameObjects, edit C# scripts, manage assets, run tests and build.
- Unreal MCP (Unreal Engine): Epic's experimental Unreal Engine 5.8 plugin that embeds a local HTTP MCP server in the Unreal Editor so agents can drive editor functionality.
Sources
Machine-readable
- JSON
- Markdown
- Source file on GitHub (edit via pull request)