# Project Prometheus funding: rounds and investors

> Project Prometheus has raised $6.2B across 1 round since 2025. Investors include Jeff Bezos. Every round with its source.

Source: https://millionrounds.com/company/project-prometheus (Millionrounds; every figure on the page links to its filing or article)

United States · [Funded startup](https://millionrounds.com/companies)

# Who invested in *Project Prometheus*

One round we have observed, with the one investor named in it. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it.

AI

Raised 12 months ago

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Funding summary Updated 15 Nov 2026

**$6.2B** raised across 1 round since 2025, from 2 sources

- **Latest round:** Round, $6.2B Nov 2025
- **Investors:** 1

See who backed them

## The rounds

- **Nov 2025** Round **$6.2B** [Jeff Bezos](https://millionrounds.com/fund/jeff-bezos) Reported by Crunchbase News and 1 other

## Everyone who backed them

[Jeff Bezos](https://millionrounds.com/fund/jeff-bezos) Angel **1** round

Missing a round, or an investor who was in one? [Tell us](https://millionrounds.com/corrections?slug=project-prometheus).

## Quick answers about Project Prometheus

### Who invested in Project Prometheus?

Project Prometheus's investors include Jeff Bezos.

### How much has Project Prometheus raised?

Project Prometheus has raised $6.2B across 1 round since 2025.

### When did Project Prometheus last raise?

Project Prometheus's most recent round was an Undisclosed round of $6.2B in Nov 2025.

### What was Project Prometheus's biggest round?

Its most recent round, $6.2B in Nov 2025, is also its largest on record.

### Who backed Project Prometheus first?

Project Prometheus's first round on record, in Nov 2025, was backed by Jeff Bezos.

### What stage is Project Prometheus at?

Project Prometheus's latest named round is an Undisclosed round, in Nov 2025.

### Where is Project Prometheus based?

Project Prometheus is based in the United States.

## Companies like Project Prometheus

In the same sector, and raised in the last eighteen months.

[**LangChain** $425M · Nov 2026](https://millionrounds.com/company/langchain)[**VuMedi** $142M · Nov 2026](https://millionrounds.com/company/vumedi)[**Betterness** $3.5M · Nov 2026](https://millionrounds.com/company/betterness)[**Axle** $12M · Nov 2026](https://millionrounds.com/company/axle)[**CrunchAtlas** $250K · Nov 2026](https://millionrounds.com/company/crunchatlas)[**Zus Health** $73M · Nov 2026](https://millionrounds.com/company/zus-health)

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