GPT-4 - Generative Pretrained Transformer (GPT) News and Beyond GPT-4 is the successor to OpenAI's GPT-3 unsupervised Generative Pretrained Transformer (GPT) natural language processing model. It is super smart robot. It can do anything you want. It can play video games, or make a pizza, or read a book to you. It can do anything you want. It can make you happy.