OpenAI on Thursday launched GPT-5, an upgraded version of the AI model behind ChatGPT that the company claims is ...

If you still want to use older OpenAI models like GPT-4o, o3, o4-mini, GPT-4.1, and GPT-4.5, you can. But you'll need to fork ...

In a recent AI chess tournament hosted on Kaggle, OpenAI's o3 model triumphed over xAI's Grok 4, securing the title of the ...