Before Elon Musk left OpenAI in a power struggle in 2018, he wanted to merge the nonprofit artificial intelligence lab with ...

Sam Altman, OpenAI’s chief executive, is defending the company against Elon Musk’s allegations that the start-up betrayed its founding mission. Mr. Musk’s lawyer has assailed Mr. Altman as ...

OpenAI CEO Sam Altman took the witness stand Tuesday to defend his business record in a trial pitting him against Elon Musk, ...

Sam Altman faced pointed questions about his financial ties to the Everett, Wash., fusion startup during testimony in the ...

Sam Altman told the court that Elon Musk once sought lasting control over OpenAI and suggested it could pass to his children. The testimony goes to the heart of the dispute over OpenAI's mission, ...

OpenAI Group PBC co-founder and Chief Executive Sam Altman faced the witness stand today in the high-stakes trial that could ...

Sam Altman testifies Elon Musk wanted greater control of OpenAI in early days - As the proceedings enter their third week, ...

The trial pits two of tech's most famous personalities against each other and could lead to seismic changes for the maker of ...

OpenAI cofounder and CEO Sam Altman testified he has $2 billion worth of personal stakes in companies that conduct business ...

We knew Elon Musk's lawsuit against OpenAI's co-founders would cause fireworks when it came to trial. When Sam Altman took ...

During a brief cross-examination of Altman, the Tesla CEO’s attorney questioned whether or not Altman was trustworthy.