Sam Altman’s OpenAI released GPT-4.5, an upgraded version of the artificial intelligence model that powers ChatGPT, to select ...

OpenAI released ChatGPT in November 2022. When launched, the initial version of ChatGPT ran atop the GPT-3.5 model. In the years since, the system has undergone a number of iterative advancements ...

Like GPT-5, Claude 4 is expected to be a single chatbot that includes quick responses like Claud 3.5 while also handing reasoning queries that are more resource-intensive. Claude 4 in the coming ...