Developing nature-inspired foundation models using evolutionary and collective intelligence.
Artificial Intelligence📍 Tokyo, JapanFounded 2023
Current Valuation
$2.6B
as of 2025-Q4
UNICORN
IPO Outlookprivate
Is Sakana AI going public?
No. Sakana AI is private and has not filed to go public. There is no S-1 on file.
What is Sakana AI's valuation in 2026?
Sakana AI is valued at $2.6B as of 2025-Q4, set by its Series B ($135M, Nov 2025). That is the last confirmed mark, not a live price — private shares do not trade continuously.
Has Sakana AI filed an S-1?
No public S-1 is on file for Sakana AI.
Who are Sakana AI's investors?
Sakana AI's investors include Mitsubishi UFJ Financial Group (MUFG), NVIDIA, New Enterprise Associates, Khosla Ventures, Lux Capital, Google and 2 more.
Answers are derived from the roster record shown on this page — filing status, last round and confirmed marks. Where the record is silent, the answer says so rather than guessing.
Sakana AI is a Tokyo-based research lab that develops foundation models using evolutionary and collective intelligence. Founded by former Google researchers, the company focuses on efficient and sustainable AI architectures like model merging and autonomous scientific research systems.
Company Profile
CEO
David Ha
Founded
2023
HQ
Tokyo, Japan
Employees
~120-150
Total Raised
$379M
Est. Revenue
$30M (2025)
Growth
Rapidly growing AI unicorn focused on sustainable and bio-inspired architectures.
Last Round
Series B — $135M (Nov 2025) · Lead: Mitsubishi UFJ Financial Group (MUFG)
IPO Status
private
Fundraising Status
Series B · $135M · 9 mo ago
privateTotal raised $379M
Secondary Market
Implied price / share
$2.29
Open interest
4
Secondary price return by period
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 →
Latest Funding Round
Round
Amount
Date
Lead Investor
Post-Money
Series B
$135M
Nov 2025
Mitsubishi UFJ Financial Group (MUFG)
—
Vertical Intelligence — AI / ML
Open models
49
verified organization
Downloads (30d)
0
across all models
Followers
918
Attributed to Hugging Face organization "Sakana AI" as of 2026-08-19. Open-weights footprint only — closed-model usage is not publicly measurable. Verify on Hugging Face ↗
Talent Signal
Hiring trend
● First snapshot
trend accrues with monthly sweeps
Open roles
11
via careers page
Product-build share
55%
engineering, research, product, design
Trajectory
steady
product-led hiring — 55% of open roles build product; the rest are go-to-market and G&A.
Counted from Sakana AI's live job board as of 2026-08-17; role functions classified from posting titles. Open-role counts are an activity signal, not headcount. Refreshed monthly.
Founders & Key People
David HaLlion JonesRen Ito
Investors
Mitsubishi UFJ Financial Group (MUFG) · NVIDIA · New Enterprise Associates · Khosla Ventures · Lux Capital · Google · Salesforce Ventures · Mitsubishi Electric
Evolutionary AIFoundation ModelsNature-inspiredCollective IntelligenceTokyo AI Hub
Private-company numbers are not real-time. Reflects publicly disclosed valuations from press releases, news reports, and tender offers as of 2025-Q4. Refreshed quarterly.