Unity Code MCP Server is a powerful tool for the Unity Editor that gives AI Agents ability to perform any action using Unity Editor API. This includes scripts, scenes, prefabs, assets, configuration changes, and more.
Latest release v0.5.12 — Unity Code MCP Server 0.5 · 10 Jul 2026
4 files for Claude Code, Codex and OpenCode: creating-python-scripts, executing-csharp-scripts-in-unity-editor, unity-game-player, UnityCodeMCPServer AGENTS.md — 729 tokens loaded in every session.
AGENTS.md A 729 tok .agents/skills/creating-python-scripts/SKILL.md A 42 tok .agents/skills/executing-csharp-scripts-in-unity-editor/SKILL.md A 95 tok .agents/skills/unity-game-player/SKILL.md A 118 tok These files are Signal-Loop/UnityCodeMCPServer's own configuration — they tell Claude Code, Codex and OpenCode how to work on this repository, so they are not mods to install elsewhere. Copy one as a starting point and replace the parts that are about this project.