Startup profile for Prometheus: latest funding, latest known valuation, total disclosed funding, investors, status, sources, and why the company is interesting. Part of the Venture Capital Tracker startup directory.

Startup profile · funding coverage

Prometheus funding, valuation and investors

Physical-AI company building an "artificial general engineer" to automate design and manufacturing of complex hardware.

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Funding, valuation & investors

Answer-first snapshot

Latest funding

Series B

$12B · June 2026

Latest known valuation

~$41B

Series B · June 2026

Total disclosed equity funding

$18B

Excludes debt, grants, acquisitions, secondaries, and IPO proceeds.

Current status

private

growth · San Francisco, California, USA

Investors in latest funding

Other: Jeff Bezos , JPMorgan Chase , BlackRock , Goldman Sachs , Arch Venture Partners

Sources: latest funding Last verified: 2026-07-25

Overview

Prometheus is a San Francisco–based physical-AI startup co-founded and co-led by Jeff Bezos and Vik Bajaj (former Verily co-founder and Google X alum). Launched in November 2025, the company is building what it calls an "artificial general engineer"—software that automates and accelerates design, simulation, and manufacturing of complex physical systems from aerospace hardware to pharmaceutical compounds. Bezos has said Prometheus has "nothing to do with robotics" and is closer to a modern CAD stack augmented by physics-aware models and lab data loops. The company operates from San Francisco with teams in London and Zurich and had roughly 150 employees as of June 2026. Product details remain largely undisclosed; Bezos told CNBC in June 2026 that early rollouts are coming but specifics are premature.

Why Prometheus is interesting

Bezos and Bajaj are betting that physics-aware AI for jet engines, chips, and drug compounds—not chatbots—is where the next defensible moats form. A $41B valuation on ~150 people signals capital is pricing scarce physical-engineering talent and compute, not proven product revenue yet.

Product & use cases

Prometheus is developing an AI software stack for physical product engineering—combining physics-aware models, simulation, optimization, and orchestration layers that connect design proposals to manufacturable outputs. The company targets aerospace, advanced computing, automotive, and life-sciences hardware workflows rather than consumer chat interfaces.

  • Accelerating jet-engine and aerospace component design cycles for manufacturers
  • Shortening pharmaceutical and materials R&D from lab data to candidate designs
  • Automating engineering workflows that today require large cross-functional teams
  • Feeding real-time sensor and test-bench data back into design iterations

Key facts

  • Series B (Jun 2026): $12B at ~$41B valuation per TechCrunch and CNBC
  • Launch round (Nov 2025): $6.2B initial funding; Bezos largest backer on Series A
  • ~150 employees across San Francisco, London, and Zurich (Jun 2026)
  • Mission described as "AI for the physical economy" — not robotics per Bezos
  • Recruited talent from OpenAI, DeepMind, Nvidia, Meta, and xAI
  • Syndicate includes JPMorgan, BlackRock, Goldman Sachs, and Arch Venture Partners

Funding history (newest first)

Series B

2026-06 $12B Valuation: ~$41B

Source: https://techcrunch.com/2026/06/11/jeff-bezoss-prometheus-raises-12b-to-build-an-artificial-general-engineer-for-the-physical-world/

Series A / launch

2025-11 $6.2B
  • Jeff Bezos (lead)

Source: https://news.crunchbase.com/venture/bezos-bajaj-ai-startup-prometheus/

Investors in our directory

Funds linked from Prometheus's profile — open a fund page for stage focus and related deal articles.

Competitive landscape

Edge: Scarce team bridging frontier AI and physical engineering, plus institution-scale capital for compute and instrumented lab data—Bezos ties early adoption potential to Blue Origin–class hardware programs.

Physical-AI funding is crowded, but few teams credibly combine Bezos-scale capital, top lab talent, and a manufacturing-first thesis. Prometheus competes less on near-term product features—still stealth—than on whether AI can close the loop from simulation to certifiable hardware faster than incumbents and specialized robotics labs.

  • Figure AI adjacent

    Humanoid robotics and embodied AI; Prometheus focuses on design/manufacturing software, not robots.

  • Physical Intelligence adjacent

    Robot foundation models; Prometheus targets engineering workflows across hardware domains.

  • Autodesk / Dassault Systèmes incumbent

    Dominant CAD/PLM incumbents; Prometheus aims to leapfrog with AI-native physical design.

  • NEURA Robotics adjacent

    Cognitive industrial robots in Europe; different product surface though both sit in physical-AI capital flows.

Notable stories

  • Bezos returned to an operating CEO role for the first time since leaving Amazon in 2021, telling CNBC he "couldn't sit on the sidelines" after seeing Prometheus' early work (CNBC, June 2026).
  • Despite hire profiles suggesting robotics, Bezos publicly corrected CNBC's Andrew Ross Sorkin: Prometheus is building engineering design tools, not robots (GeekWire, June 2026).

Industries

AI & Machine Learning Deep Tech Hardware & Semiconductors

Related funding articles

Venture Capital Tracker pieces that cover Prometheus's financing or category context.

FAQs about Prometheus

Practical answers founders, operators, and investors typically search for.

Prometheus builds AI software to help engineers design and manufacture complex physical products—jet engines, chips, drugs, and similar hardware—not consumer chatbots or humanoid robots.
Jeff Bezos and Vik Bajaj co-founded and co-CEO the company. Bajaj previously co-founded Verily (Alphabet life sciences) and worked at Google X.
Prometheus announced a $12 billion Series B at roughly a $41 billion valuation in June 2026, its second major round after a $6.2 billion launch in late 2025.
Reported participants include Jeff Bezos, JPMorgan, BlackRock, Goldman Sachs, and Arch Venture Partners. See /fund/arch-venture-partners for the latter.
No—Bezos said publicly in June 2026 that Prometheus has "nothing to do with robotics" and is focused on an "artificial general engineer" for physical product design.
San Francisco, with additional offices in London and Zurich. The company had about 150 employees as of mid-2026.
Figure builds humanoid robots; Prometheus targets AI software for engineering and manufacturing workflows. Both attract physical-AI capital but solve different layers of the stack.
Not disclosed. The company remains in stealth on product revenue; public messaging emphasizes R&D, compute, and lab infrastructure.
November 2025, with Bezos participating as a founding investor before stepping in as co-CEO.

By Venture Capital Tracker

Last updated:

Editorial note: AI tools assisted with research, structure, or drafting. Venture Capital Tracker retains human editorial responsibility for factual accuracy, relevance, and source quality before publication.