Prometheus, a San Francisco, CA-based AI startup focused on building an artificial general engineer, has raised $12 billion at a $41 billion valuation. 

Investors 

The funding round was backed by Jeff Bezos, JPMorgan Chase, Goldman Sachs, BlackRock, and other investors. 

Prometheus Use of Funds 

Prometheus will use the capital primarily to support its substantial computing infrastructure requirements and further develop its physical AI technologies. 

About Prometheus 

Founded by Jeff Bezos and Vik Bajaj, a former co-founder of Verily, Prometheus is a physical AI startup focused on building an artificial general engineer capable of automating the design and manufacturing of complex physical systems, including jet engines and pharmaceutical compounds. The company aims to transform engineering workflows through AI-driven automation while addressing large-scale industrial challenges. Prometheus employs approximately 150 people across San Francisco, London, and Zurich. 

Funding Details 

Company: Prometheus 
Raised: $12.0B 
Round: Venture Funding 
Funding Date: June 11, 2026 
Lead Investor: Jeff Bezos 
Additional Investors: JPMorgan Chase, Goldman Sachs, BlackRock, and other investors 
Company Website: https://www.prometheus.ai/ 
Software Category: Physical AI / Engineering Automation Software 
Source: https://techcrunch.com/2026/06/11/jeff-bezoss-prometheus-raises-12b-to-build-an-artificial-general-engineer-for-the-physical-world/