Step 3 of 4
Connect your project.
Set up the SDK yourself or let your AI agent help. Then we will check the first request in your game.
Install the Godot SDK
Download the addon from Godot Asset Store or a GitHub release ZIP. Copy horizon_sdk to res://addons/horizon_sdk/. Enable it in Project → Project Settings → Plugins.
res://addons/horizon_sdk/Download your project configuration
Paste the full key of the selected project. Existing key lists show only masked values.
The JSON file contains your project key and the backend domains returned by SDK Settings.
Select an active project, enter its full project key and load SDK settings to download the configuration.
Import into Godot
Project → Tools → horizOn: Import Config...Select horizOn_config.json and confirm the import.
After importing, check the API key and backend hosts here:
res://addons/horizon_sdk/horizon_config.tresTo continue, enter your full project key and confirm the import. With MCP, also confirm both connections in your client.