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Poolside

Frontier AI models and agents built for software development; Nvidia-backed
Poolside builds frontier foundation models and agents specialized for software engineering, founded in 2023 by former GitHub CTO Jason Warner and Eiso Kant. It raised a $500M Series B at a $3B valuation in October 2024 led by Bain Capital Ventures with Nvidia participating; in October 2025 Bloomberg reported a ~$2B round in progress at a $12B valuation with Nvidia investing $500M to $1B.
AI 📍 Paris, France Founded 2023
Current Valuation
$12B
as of 2025-Q4
DECACORN

QL Price

$12B
0% vs last round
QuantLogix's current estimate for Poolside, published 2026-09-21 — in line with the last disclosed round of $12B (2025-Q4).
Confidence
medium
Basis
secondary led
What backs this price
Last disclosed round $12B 2025-Q4 weight 0.61
Secondary market print $12B 2026-06-27 weight 0.6
How this price has held up
No round has priced for Poolside since QuantLogix began publishing a price for it, so there is nothing to grade yet. The claim above is on the record from 2026-09-21 and will be graded against the next priced round. See the full accuracy record →
How to actually get exposure to Poolside →
Which publicly-traded funds already hold it, what $10,000 buys, and whether any route is open to you.
Cite this price as QuantLogix QL Price, Poolside, 2026-09-21 (108b25f9ce0f76ca). The id pins this exact claim, so a citation stays checkable after the price moves. Model estimate for research — not a quote, target price, or investment advice.

IPO Outlookprivate

Is Poolside going public?
No. Poolside is private and has not filed to go public. There is no S-1 on file.
What is Poolside's valuation in 2026?
Poolside is valued at $12B as of 2025-Q4, set by its Series B ($500M, Oct 2024). That is the last confirmed mark, not a live price — private shares do not trade continuously.
Has Poolside filed an S-1?
No public S-1 is on file for Poolside.
Who are Poolside's investors?
Poolside's investors include Bain Capital Ventures, Nvidia, DST Global, eBay Ventures.
Can you buy Poolside stock?
No. Poolside is a private company — its shares are not listed on any exchange and there is no ticker. The routes to exposure are pre-IPO secondary marketplaces and funds (accredited investors), employee tender offers when the company runs one, and public companies with read-through exposure. QuantLogix maps every route it can verify for Poolside on its Pre-IPO Access Desk.
How to actually get exposure to Poolside →
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.

Company Profile

CEO
Jason Warner
Founded
2023
HQ
Paris, France
Last Round
Series B — $500M (Oct 2024) · Lead: Bain Capital Ventures
IPO Status
private

Fundraising Status

Series B · $500M · 1y 11mo ago
private2 disclosed rounds

Growth (reported, in progress) Impact

Round Size
$2.0B
Primary financing announced
Post-Money Valuation
$12B
Company-announced mark
Valuation Step-Up
+300.0%
vs Series B at $3.0B
Round / Post-Money
16.7%
New capital ÷ post-money
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
$28.89
Open interest
2
Secondary price return by period
Secondary market period returns3-month+20.7%6-month+189%1-year+189%All-time+189%
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$3.0B$12BOct '24Oct '25
Capital raised per round
Capital raised per funding round$500MSeries B$2.0BGrowth (reported, in progress)
Charts built from publicly disclosed funding rounds and revenue estimates. Approximate, not real-time, not investment advice.

Funding History

RoundAmountDateLead InvestorPost-Money
Growth (reported, in progress)$2.0BOct 2025Nvidia (up to $1B)$12B
Series B$500MOct 2024Bain Capital Ventures$3.0B

Vertical Intelligence — AI / ML

Open models
33
verified organization
Downloads (30d)
1,747,278
across all models
Followers
1,579
Top model
Laguna-S-2.1-GGUF
674,258 downloads / 30d
Attributed to Hugging Face organization "Poolside" as of 2026-09-18. Open-weights footprint only — closed-model usage is not publicly measurable. Verify on Hugging Face ↗

Talent Signal

Hiring trend
Hiring downtrend
-47% vs 2026-08
Open roles
8
via ashby
Product-build share
88%
engineering, research, product, design
Trajectory
strengthening
heavy product build — 88% of open roles are product-building functions (engineering/research/product) — 7 of 8 open roles are engineering.
Recent senior hire: 1 senior hire (CFO); open roles trending down.
Open roles by month
Open roles by month15Aug '268Sep '26
Open roles by function
Open roles by functionEngineering7Other1
product-building   go-to-market / G&A
Key Executive Moves
INJustin LagasseCFO · 2026-09-07
From trusted-source news extraction (deep-enrich pipeline); dates approximate publication, not effective date.
Member of Engineering (Post-training)Member of Engineering (Evaluations)Member of Engineering (Infrastructure)Member of Engineering (Evaluations / Engineering)Member of Engineering (Experiment Platform)Member of Engineering (Inference Infrastructure)
Counted from Poolside's live job board as of 2026-09-15; role functions classified from posting titles. Open-role counts are an activity signal, not headcount. Refreshed monthly.

Founders & Key People

Jason WarnerEiso Kant

Investors

Bain Capital Ventures · Nvidia · DST Global · eBay Ventures

Products

  • Malibu (code foundation model family)
  • Poolside Assistant (agentic coding for enterprises)
  • Reinforcement learning from code execution feedback (RLCEF) training stack

Competitors

Anthropic (Claude Code) · OpenAI (Codex) · Cognition · Anysphere (Cursor) · Magic
AICodingFoundation ModelsCode AgentsDeveloper ToolsNvidia-backed
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.