A federal judge on Tuesday denied Elon Musk's bid to dismiss OpenAI's claims of a "years-long harassment campaign" by the Tesla CEO against the company he co-founded in 2015 and later abandoned before ChatGPT became a global phenomenon.

The ruling is the latest twist in a court fight that has played out since last year, when Musk accused OpenAI of abandoning its founding purpose as a charity by accepting billions of dollars in

In March 2026, a jury will hear OpenAI's claims of a "years-long harassment campaign" by Musk via social media, press, and legal moves.