Investors included Amazon founder Jeff Bezos, OpenAI, Thrive Capital and Lux Capital, a Physical Intelligence spokesperson said. Bond Capital said it also invested. Khosla Ventures and Sequoia Capital are also listed as investors on the company's website.

Physical Intelligence's new valuation is about six times that of its March seed round, which reportedly came in at $70 million with a $400 million valuation. Its current roster of employees includes alumni of Tesla, Google DeepMind and X.