OpenAI has officially launched GPT-5, its most advanced AI model to date, replacing all previous versions with new features that aim to improve accuracy, safety, and usability.

The latest model is missing some of what people like the most, and it's an important lesson in understanding your users.

If you’re wondering what all the hoopla is about, and what makes GPT-5 better than, or different from, the company’s previous AI models, here’s a quick rundown of some of the key new features and functionality.