# horizOn

Docs, live API tools and prompts for the horizOn game backend in Godot, Unity and Unreal\.

Canonical: https://claudelist.com/listings/mcp-reg-io-github-projectmakersde-horizon-mcp-72d2676efa

Category: MCP Servers

Source: community · ProjectMakersDE

Source checked: 2026-10-14

Website: https://www.claudemcp.org/mcp/registry/io-github-projectmakersde-horizon-mcp-72d2676efa46.html

Publisher description: Docs, live API tools and prompts for the horizOn game backend in Godot, Unity and Unreal.

## Install or set up

1. Review the publisher repository and npm package `horizon-mcp@1.8.1` before running it. The MCP Registry declares this package as a stdio server.
2. Install Node.js, then run the command below in your Claude Code project. Check the publisher README for any account or configuration requirements.
3. Restart Claude Code and use `/mcp` to confirm the connection and review its tools and permissions.

```sh
claude mcp add mcp-io-github-projectmakersde-horizon-mcp-72d267 -- npx -y horizon-mcp@1.8.1
```

Installation guide: https://github.com/ProjectMakersDE/horizOn-mcp