OpenAI CEO Sam Altman took the witness stand Tuesday to defend his business record in a trial pitting him against Elon Musk, rebutting testimony that disparaged his leadership at a pivotal time for ...

Altman is defending himself against Musk’s claims that he’s trying to enrich himself at the expense of OpenAI’s original nonprofit mission.

The OpenAI chief rejects claims he deceived Elon Musk as high-stakes AI trial nears its end ...

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

Musk’s lawyers questioned Altman over allegations of deception and his network of financial investments, but the OpenAI CEO painted a picture of Musk as obsessed with controlling the company.

OpenAI CEO Sam Altman has begun his testimony against Elon Musk in a high-profile jury trial in a California federal courtroom.

OpenAI CEO Sam Altman took the stand Tuesday in Elon Musk's high-profile lawsuit against Altman's company. Altman defended the company against Musk's allegations that OpenAI betrayed its founding ...

We knew Elon Musk's lawsuit against OpenAI's co-founders would cause fireworks when it came to trial. When Sam Altman took the stand, as the OpenAI CEO did Tuesday at the federal courthouse in Oakland ...

OpenAI Chief Executive Sam Altman on Tuesday rejected Elon Musk's claim that he betrayed the ChatGPT maker's founding mission to serve the public good, and said it was Musk ​who was interested in ...

The jury ruled Musk brought his lawsuit too late to find Sam Altman, OpenAI, or Microsoft liable for the claims the Tesla CEO brought against them.

Musk had sought to oust Altman from his leadership position over claims that he and others breached their duty to OpenAI's original nonprofit mission and unjustly enriched themselves.

The real question of Elon Musk’s lawsuit against OpenAI was whether the company’s corporate transformation was cynical in intention or merely in outcome. Musk may have lost the case, but the trial was ...