OAKLAND, CA., 4/29/26 — Elon Musk and Sam Altman appeared in federal court in Oakland on Tuesday to hear their lawyers begin what is expected to be a month-long trial to decide the future of OpenAI, the frontier artificial intelligence developer. And after the lawyers set the stage with their opening statements, Musk stepped to the witness stand to kick off his case.
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For a deeper dive into the origins of the Musk v. Altman case, see Joe Dworetzky’s four-part report on how OpenAI’s founders went from tech allies to bitter courtroom enemies.
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