Well Run profileThe Chase Pack · #390 of 720

Position 390

Prometheus

AI 'artificial general engineer' that speeds design-to-manufacturing of complex physical products

Pace
5:20/kmSteady3.25
Distance
Distance Unproven.
Open ops roles
—
Last week
#167
Move
▼ 223
Peak
#167
Weeks in the 100
0
The Chart →
Rank and score over time
Board rank
#157#273#389#167Oct 18#379Oct 25
Pace score
02464.3Oct 183.3Oct 25

One point per Sunday re-rank, tracking since Oct 18. The lines fill in week by week.

Sprint 3:30/kmLila Sciences
Race 4:05/kmPeriodic Labs
Tempo 4:40/km
Steady 5:20/kmPrometheus
Warm-up 6:00/km
Cool-down 6:30/km
Prometheus runs in the Steady lane. Rivals on Well Run sit in their own pace lanes; further right = more momentum. Tap one to open its page.Also competes with: PhysicsX, Hadrian
Total raised
~$18.2Bsee rounds ↓
Headcount
~202 (LinkedIn)as of Oct 2026 linkedin.com ↗
Founded
2025
HQ
San Francisco, CA

Leadership

The problem

Designing, prototyping and building things like jet engines or chips takes engineering teams a decade or more

What they do

AI 'artificial general engineer' that speeds design-to-manufacturing of complex physical products

Traction No product or revenue disclosed yet; headcount up ~50% since Nov 2025 launch (~150 staff)

Hiring trend

Open roles
1
Headcount
~150

Headcount <100 (Nov 2025) → ~150 (Jun 2026), +50% est.; ~10 open roles, 7 posted in last 30 days

Funding

Last round
$12B
Stage
Series B
Date
Jun 2026

Led by Jeff Bezos (largest Series A backer); Series B: JPMorgan, BlackRock, Goldman Sachs, DST Global, ARCH Venture Partners (no lead named)

Distance

Unproven · edge: learns from use

Huge capital and a proprietary engineering-data and compute moat in the making, but no product, customers or revenue yet, and Periodic Labs, Lila and the big labs chase similar physical-AI ground.

Sources: GeekWire: Prometheus raises $12B at $41B; ~150 staff, no product timeline (Jun 2026) ↗ · TechCrunch: Prometheus raises $12B for an 'artificial general engineer' (Jun 2026) ↗

Open ops roles

No ops roles open right now

Last checked Oct 25, 2026

News timeline

  1. Aug 2026Leases ~100,000 sq ft former American Steel site in West Oakland bizjournals.com ↗
  2. Jun 2026Raises $12B Series B at ~$41B; Bezos and Bajaj speak publicly for first time axios.com ↗
  3. Apr 2026Bloomberg: closes ~$10B round at ~$38B with no lead investor bloomberg.com ↗
  4. Nov 2025Launches with $6.2B; Bezos returns to an operating role as co-CEO nytimes.com ↗

Funding historyTotal raised ~$18.2B

  1. Jun 2026Series B$12Bat ~$41BLed by no lead (JPMorgan, BlackRock, Goldman Sachs, DST Global, ARCH, Bezos) techcrunch.com ↗
  2. Nov 2025Series A$6.2B (reported)Led by Jeff Bezos (largest backer) geekwire.com ↗

Profile facts checked Oct 19, 2026. Every fact links to its public source.

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