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Prometheus

Energy, Climate & Industrial · San Francisco, London, and Zurich · Private

Prometheus is a secretive industrial-AI company pursuing what it calls an artificial general engineer. The central issue is whether an AI system can create defensible value in high-consequence scientific and engineering work rather than merely assist with it.

$41BLatest valuationJune 2026 post-money
$12BLatest financingSeries B
$6.2BPrior financingReported Series A
150EmployeesReported at launch

The Company

Prometheus emerged from stealth in 2026 with unusual scale for a company that has disclosed little about its product. It was co-founded by Jeff Bezos and Vik Bajaj, a former Google executive and Verily co-founder, and is aimed at applying frontier AI to the physical world.

The company describes its goal as an artificial general engineer. That framing places it between foundation-model research, engineering software, industrial automation, and scientific discovery, but its product, revenue, and customer base remain largely undisclosed.

Why It Matters

Prometheus is a concentrated bet on the claim that advanced AI will move from language and knowledge work into engineering and industrial systems. The financing is also a sharp signal of how much private capital is willing to underwrite frontier AI before a commercial product is visible.

Valuation History

  1. Raised $6.2B · valuation undisclosed→Nov 2025Initial funding (valuation undisclosed)Source ↗
  2. $41.0B→Jun 2026$12B Series BSource ↗

What Changed

  1. Raised a reported $6.2B Series A while operating quietly.

  2. Emerging from stealth, Prometheus announced a $12B Series B at a $41B valuation.

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