According to his suit, Musk is seeking a rollback of that change, and wants Altman, OpenAI President Greg Brockman and financial backer Microsoft to "disgorge" tens of billions of dollars in "ill-gotten gains" that have flowed from it.

Elon Musk sued OpenAI, Sam Altman and Greg Brockman in 2024, claiming they reneged on their promise to keep the artificial intelligence lab a nonprofit.

Trial is culmination of a years-long feud between Musk and Altman that has become increasingly vicious

The Musk v. Altman trial kicked off at a federal courthouse in Oakland, California, with jury selection followed by opening arguments.

X owner and Tesla CEO Elon Musk took the stand to testify against OpenAI CEO Sam Altman on Tuesday in his lawsuit against the ChatGPT parent company. Musk, who helped co-found OpenAI with Altman and a group of tech industry leaders,

Elon Musk took the stand as the high-profile trial over the future of OpenAI kicked off on Tuesday -- claiming that CEO Sam Altman took control of a group founded as a "charity" and improperly

Robot dogs with hyper-realistic silicone heads modeled after famous figures like Elon Musk and Mark Zuckerberg are roaming a Berlin museum.