OpenAI’s Sam Altman ‘stole a charity’, Elon Musk claims as trial begins
Opening arguments kick off legal battle over whether the $850bn start-up sold out its non-profit mission
Opening arguments kick off legal battle over whether the $850bn start-up sold out its non-profit mission

Lawsuit brought by Elon Musk heads into final week in court, with Sam Altman due to testify

Lawyers for world’s richest man try to paint AI founder as untrustworthy in closing arguments in court case

Billionaire says Sam Altman wanted ‘halo effect’ of a non-profit while enriching himself in second day of his testimony

Start-up’s CEO takes the stand in legal battle with billionaire

The world’s richest man has lost in cases ranging from shareholder fraud to claims that his rivals stole AI secrets

Testimony from billionaire’s confidante Shivon Zilis reveals wrangling over the future of the AI lab that led to lawsuit