HO

horizOn

io.github.ProjectMakersDE/horizon-mcp

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

Yes, if you run it on your computer.This is a local server: your AI app launches it on your machine (Claude Desktop, Cursor, VS Code, Claude Code). Browser-only apps like ChatGPT on the web can't run it.

Connect it

{
  "mcpServers": {
    "horizon-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "horizon-mcp@1.8.1"
      ],
      "env": {
        "HORIZON_API_KEY": "<value>",
        "HORIZON_ACCOUNT_API_KEY": "<value>"
      }
    }
  }
}

Alternatives in Developer Tools

Compare →
Try “Notion”, “Stripe”, “create invoice”, “browser”