RECENT FUNDING
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Patronus AI

Patronus AI develops simulation research and infrastructure to accelerate progress toward human-aligned AGI

Latest funding

$50M Series B+ ·

Led by Greenfield Partners · Source: fundraisingfox.com

Total raised: $70M across 3 sourced rounds

All 3 rounds ↓
Website: patronus.ai.
X: @PatronusAI · 2,737 followers.
LinkedIn: patronus-ai-inc.
Sectors: Agentic AI, Artificial Intelligence (AI), Network Security, Product Research.
Stage: Series B+.
Based in: San Francisco, United States.
Founded: 2023.
Total raised: $70M in 3 sourced rounds.
Last round: Jun 25, 2026 · 143 days ago.
Headcount: 51–100 employees.
On Recent Funding since: Sep 29, 2026.

Signals

X account@PatronusAI · created Jul 12, 2023 (3 years old) · 2,737 followers
Website registeredSep 15, 2019 (7 years old)
TIMELINE · MONEY RAISED

Patronus AI | 73 days from X account to first raise on record

@PatronusAI·Raised $70M in 3 sourced rounds·1 signal before the first raise
$18M$35M$53M$70MAUGFEBAUGFEBAUGFEBAUG$70M||X ACCOUNT CREATED @PATRONUSAI · JUL 12, 2023$3M Seed · Sep 23, 2023$3M SEED · SEP '23$17M Series A · May 22, 2024$17M A · MAY '24$50M Series B+ · Jun 25, 2026$50M B+ · JUN '26

Money raised, round by round (amounts linked to their source). Pins are dated signals; hover the icons for dates.

Funding rounds

DateRoundAmountLeadSource
Series B+$50MGGreenfield Partnersfundraisingfox.com
Series A$17MNNotable Capitalvcaonline.com
Seed$3MLLightspeedfundraisingfox.com

Timeline

  1. X account created
  2. Website created

Founders and team

Investors

Companies like Patronus AI

Other companies backed by Greenfield Partners

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Sources and API

Every amount links to the page it came from. * Estimated from an accelerator's published standard deal, not a company-specific disclosure. How Recent Funding sources and verifies funding data. The same data as JSON: /api/v1/companies/patronus-ai (get a free API key).

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