OpenAI previously said the valuation of its charitable assets will be determined by independent financial advisers 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,

A lawyer for Elon Musk has called on the California and Delaware attorneys-general to force OpenAI to auction off a large stake in its business, intensifying a bitter fight with the company’s chief executive Sam Altman.

Elon Musk and his attorneys have asked judges in the states of California and Delaware to cause an auction that would force OpenAI to sell off a portion of its business, the Financial Times reported.