Elon Musk, of Tesla, SpaceX and DOGE fame, said in court on Wednesday he was "a fool" for putting money into the artificial intelligence company OpenAI, which started off as a nonprofit but later crea...

A trial pitting two founders of OpenAI - Sam Altman and Elon Musk - against each other has opened in California, with the sides presenting duelling narratives about the company's history and obligatio...

"I came up with the idea, the name, recruited the key people, taught them everything I know, provided all of the initial funding," Musk said.