Jeff Bezos's Project Prometheus nears $10B funding at $38B valuation to develop physical AI

Jeff Bezos's secretive AI startup, Project Prometheus, is nearing the close of a massive $10 billion funding round that would value the company at around , according to reports from the Financial Times and multiple outlets. Launched just five months ago in November 2025 with an initial in seed capital, the San Francisco-based lab has rapidly expanded to over , drawing top talent from leading AI firms like OpenAI, xAI, Meta, and DeepMind.