Elon Musk's AI startup xAI is raising more financing than initially planned, including an equity investment from Nvidia, to bring its ongoing funding round to $20 billion, Bloomberg News reported on Tuesday, citing people with knowledge of the matter. Nvidia is investing as much as $2 billion in the equity portion of the deal, Bloomberg reported, adding that the financing, which includes equity and debt, will be tied to the Nvidia graphics processing units that xAI plans to use in its data