CNBC's Kate Rooney joins 'Closing Bell Overtime' with news on a bid for OpenAI.

Initially launched in October for paid subscribers and later expanded in December to all registered users, ChatGPT’s ...

The DeepSeek drama may have been briefly eclipsed by, you know, everything in Washington (which, if you can believe it, got even crazier Wednesday). But rest assured that over in Silicon Valley, there ...

OpenAI has released o3-mini, providing a more powerful model to face off against the dark horse DeepSeek in what is shaping up to be an epic power struggle. The reasoning model is designed to be ...