Musk dropped the lawsuit but filed another one against Altman and OpenAI, this time elevating his accusations to claim OpenAI worked with Microsoft, an investor, to create a monopoly. The billionaire also alleged the company violated its founding claim as a nonprofit by pursuing profit. OpenAI has denied the allegations.

OpenAI launched a for-profit subsidiary a year later in order to raise outside capital, including more than $13 billion so far from its biggest backer, Microsoft. However, the non-profit entity, along with employees and investors, currently owns that for-profit subsidiary.

A lawyer for billionaire Elon Musk has asked attorney generals in the states of California and Delaware to push OpenAI to auction a major stake in its business to decide fair value of its charitable asset during its corporate restructuring,