Elon Musk, who split from OpenAI years after cofounding it as a nonprofit in 2015, said it was putting commercial interests ...

Nearly two years after Elon Musk sued OpenAI, he appeared in court to testify against his onetime ally, OpenAI’s CEO Sam ...

The judge also warned Musk and Sam Altman to curb their “propensity to use social media to make things worse outside the ...

OpenAI has since restructured into a for-profit company, a move that Musk alleges is a breach of charitable trust relating to ...

Elon Musk painted himself as an innovator trying to help humanity flourish when he took the stand in the trial over his ...

Elon Musk arrived before opening statements began for a high-stakes trial against Sam Altman on Tuesday – but it wasn't in a ...

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

The world’s richest man, Elon Musk, is squaring off against former ally (and fellow billionaire) Sam Altman in a blockbuster ...

According to his suit, Musk is seeking a rollback of that change, and wants Altman, OpenAI President Greg Brockman and ...

The bickering billionaires’ early-morning appearances foreshadow what could be a dramatic start to a legal drama that is ...

OpenAI co-founders Elon Musk and Sam Altman have shown up for Tuesday’s opening statements in a high-stakes trial revolving ...

“Scam Altman and Greg Stockman stole a charity,” Mr. Musk posted at one point, using pointed nicknames for Mr. Altman and ...