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Prometheus

Developer of physical AI and autonomous engineering systems.
Artificial Intelligence 📍 San Francisco, CA Founded 2025
Current Valuation
$41B
as of 2026-Q2
DECACORN
Developer of physical AI and autonomous engineering systems. Headquartered in San Francisco, CA. Raised $12B in Funding funding in June 2026 led by Jeff Bezos, at a $41B valuation.

Company Profile

CEO
Jeff Bezos, Dr. Vikram Bajaj
Founded
2025
HQ
San Francisco, CA
Total Raised
$18B
Growth
Launched publicly in November 2025 with $6.2B and raised $12B more at a $41B valuation seven months later — among the largest early-stage financings ever, and reportedly still pre-revenue with roughly 150 employees and no public product demonstrations
Last Round
Funding — $12B (Jun 2026) · Lead: Jeff Bezos
IPO Status
private

Fundraising Status

Funding · $12B · 2 mo ago
privateTotal raised $18B2 disclosed rounds

Funding Impact

Round Size
$12B
Primary financing announced
Post-Money Valuation
$41B
Company-announced mark
Valuation Step-Up
+7.9%
vs Series A at $38B
Round / Post-Money
29.3%
New capital ÷ post-money
Disclosed Funding
$18B
Cumulative disclosed rounds
Step-up compares disclosed post-money valuations. Round / post-money is a financing-size ratio, not an ownership or dilution estimate.

Secondary Market

Implied price / share
$44.36
Open interest
104
Secondary price return by period
Secondary market period returns3-month+124%6-month+125%1-year+133%All-time+133%
Implied per-share price from private secondary transactions, as of Jun 2026. This is a point estimate, not a quote — the feed carries no bid, ask or spread, and a secondary print is evidence of what someone paid on that date rather than a live market. Compare across every tracked name →

Growth & Valuation

Valuation across funding rounds
Valuation growth across funding rounds$38B$41BApr '26Jun '26
Capital raised per round
Capital raised per funding round$10BSeries A$12BFunding
Charts built from publicly disclosed funding rounds and revenue estimates. Approximate, not real-time, not investment advice.

Funding History

RoundAmountDateLead InvestorPost-Money
Funding$12BJun 2026Jeff Bezos$41B
Series A$10BApr 2026BlackRock$38B

Founders & Key People

Jeff BezosDr. Vikram Bajaj

Investors

Jeff Bezos · JPMorgan Chase · Goldman Sachs · BlackRock · DST Global · ARCH Venture Partners · JPMorgan

Products

  • Foundation models for physical/industrial engineering ("artificial general engineer")
  • World models simulating real-world physical environments for manufacturing
Artificial IntelligenceEngineering SystemsUnicornRecently Funded
Private-company numbers are not real-time. Reflects publicly disclosed valuations from press releases, news reports, and tender offers as of 2026-Q2. Refreshed quarterly.