I was working on a plugin for playing chess - which works pretty well - ChatGPT Chess Plugin - YouTube
But not many people have access to plugins - so I built a little website to make it easier to play chess against ChatGPT - announcing: ChessGPT! https://chessgpt.atomic14.com/
You can either copy and paste the prompt or if you have API access you can use your API key - it’s all run from the client so the key should be safe.