
Jeff Bezos' AI Startup Prometheus Raises $12 Billion at $41B Valuation to Build the 'Artificial General Engineer'
Prometheus, the physical AI startup Jeff Bezos co-founded in November 2025, closed a $12B Series B today led by JPMorgan Chase, Goldman Sachs, and BlackRock — the largest private AI funding round of 2026. The company targets industrial engineering, promising to compress design-to-manufacturing cycles by a factor of ten.








