io.github.projectmakersde/horizon-mcp
Docs, live API tools and prompts for the horizOn game backend in Godot, Unity and Unreal.
Target client
run in your project directory
claude mcp add horizon-mcp -e HORIZON_API_KEY=<HORIZON_API_KEY> -e HORIZON_ACCOUNT_API_KEY=<HORIZON_ACCOUNT_API_KEY> -e HORIZON_BASE_URL=<HORIZON_BASE_URL> -- npx -y horizon-mcp
setup guides: Claude Code Claude Desktop Cursor VS Code Zed Windsurf Cline Gemini CLI Grok LangChain
Adds it for this project only. Append --scope user to make it available everywhere. Claude Code docs
This listing does not declare its tools. Connect the server and your client will discover them on the handshake.