OpenAI claims that o3-pro exhibited significantly improved performance over o3 in evaluations regarding science, education, ...

OpenAI has a new reasoning model called o3-pro that the company says is its most intelligent yet. On Tuesday the ChatGPT ...

OpenAI's new o3-pro model replaces o1-pro in ChatGPT with better reasoning, tool support, and higher accuracy.

OpenAI is no stranger to messy timelines. The company has a history of delays, changes and strange turns in the road. But ...

OpenAI's newest reasoning model o3-pro surpasses rivals on multiple benchmarks, but it's not very fast - SiliconANGLE ...

OpenAI CEO Sam Altman says its next-gen GPT-5 model will release 'probably sometime this summer' but mysteriously adds 'I don ...

By looking at an AI model's internal representations — the numbers that dictate how an AI model responds, which often seem ...

OpenAI now lets users pick from all available models when building or running a custom GPT, but there'a catch.

According to OpenAI, people testing the model say o3-pro is better than the earlier o3 in almost every category. It’s ...

OpenAI has announced that the release of its new open AI model will be delayed until later this summer, rather than coming ...

ChatGPT's next big upgrade, or the new foundational model "GPT-5," is still being prepared for a release in the summer, but ...