Chat GPT app icon is seen on a smartphone screen, Monday, Aug. 4, 2025, in Chicago. Credit: AP Photo/Kiichiro Sato OpenAI on Thursday released the fifth generation of the artificial intelligence technology that powers ChatGPT, a product update that's being closely watched as a measure of whether generative AI is advancing rapidly or hitting a plateau. GPT-5 arrives more than two years after the March 2023 release of GPT-4, bookending a period of intense co