OpenAI is still working on GPT-5 and doesn’t know how much it will cost, but it doesn’t look like it will be "that" cheap, likely referring to the existing GPT-4 model. In addition, an OpenAI ...

OpenAI’s efforts to develop its next major model, GPT-5, are running behind schedule, with results that don’t yet justify the enormous costs, according to a new report in The Wall Street Journal.

Some described GPT-4.5 as a daily tool in their workflow, praising its tone and reliability. Others questioned the rationale behind launching the model in the first place if it was going to be ...

ChatGPT's next big upgrade, or the new foundational model "GPT-5," is still being prepared for a release in the summer, but OpenAI won't share the specifics.