Bezos' Prometheus Raises $12B at $41B Valuation to Build an 'Artificial General Engineer'

Prometheus, the industrial AI startup co-led by Amazon founder Jeff Bezos, announced this week that it has raised $12 billion in a new funding round at a valuation of $41 billion, bringing its total funding to more than $18 billion in just over a year. Investors in the round include JPMorgan Chase, Goldman Sachs, BlackRock, DST Global, and Arch Venture Partners, alongside Bezos himself, who was also the largest backer of the company's initial $6.2 billion raise when it launched in late 2025 under the name Project Prometheus.

Prometheus is building what it calls an "artificial general engineer" — AI software designed to automate large portions of the engineering process, from initial design and prototyping through performance analysis and manufacturing, for complex physical products ranging from jet engines to drug compounds. Bezos, who serves as co-CEO alongside former Google and Verily executive Vik Bajaj, described the technology to Axios as a tool that could compress the cycle from initial concept to manufactured product by a factor of ten or more. The company, which employs around 150 people across San Francisco, London, and Zurich, has been quietly developing the technology since late 2024.

Target industries for Prometheus's technology include aerospace, automotive, advanced manufacturing, computing hardware, and pharmaceutical discovery. Bezos told CNBC the goal is to make engineers dramatically more productive, allowing smaller teams to tackle bigger projects on shorter timelines. He pushed back on concerns that the technology would simply eliminate engineering jobs, instead predicting what he termed "labor scarcity" — a future in which demand for skilled workers outpaces supply, potentially allowing some two-income households to comfortably become one-income households as productivity rises.

At a $41 billion valuation, Prometheus becomes one of the most richly funded AI startups in the world and one of the largest single bets yet on the emerging "physical AI" sector, which applies AI techniques to real-world engineering and manufacturing rather than purely digital tasks like chatbots or code generation. Bezos noted that Prometheus could eventually become a customer of Amazon's cloud infrastructure given its growing compute needs, though he stressed the two companies would operate at arm's length. The deal adds to Bezos's broader AI portfolio, which also includes stakes in robotics firms Physical Intelligence and Generalist AI, and comes as venture capital continues pouring into physical AI as one of the sector's fastest-growing investment categories.