Prototype to implement OpenAI to Godot 4. Inspired by https://github.com/keijiro/AICommand

To use this plugin, please

1. Create api key at https://platform.openai.com/account/api-keys (create free account)
2. Install this plugin
3. Go to project settings and create new setting open_ai/api_key and put your api key there
4. ...
5. Profit

This is very much a prototype/demo to see, if such integration is possible.