Fundraising Fox
/Companies
Sign in

Million

YC W24

San Francisco, US · Founded 2023 · 5 employees · 4 known investors

Find your way into Million

Each arrow is one introduction. Sign up to fill in the first one.

10,424 people can intro you to Aiden

Ask Ruizhi Hong to introduce you to Aiden Bai

You →Ruizhi · together at Wyze →Aiden

10,414 people can intro you to Nisarg

Ask Jamie Chen to introduce you to Nisarg Patel

You →Jamie · together at YC W24 →Nisarg

Sign up to find every way you can get introduced to Million

  • Your email: who you already know at Million, and who your contacts know
  • 2nd- and 3rd-degree connections: people you know who worked, studied or invested with the Million team
  • Your LinkedIn: the connections who can make the intro for you

We rank every route by how warm it is, so you raise on warm intros instead of cold emails.

Sign up with GoogleAlready have an account? Log in

Million provides AI coding tools that verify code correctness and performance, targeting developers building web applications. The company has developed several open-source projects including React Scan, React Doctor, and Million.js that help developers test and optimize their code.

Also known as Million.js · Same

AI & Machine LearningDeveloper ToolsEnterprise SoftwareArtificial IntelligenceUnited States of AmericaAmerica / CanadaPartly Remote

Founders & leadership· Y Combinator alumni (W24)

Million was founded in 2023 by Aiden Bai and Nisarg Patel.

ABAiden Bai
Aiden BaiFounderAiden Bai is founder of Million, which provides AI tools for verifying code correctness and performance in web applications. He has deep expertise in web performance and React internals, and has developed open-source projects including React Scan, React Doctor, and Million.js.
NPNisarg Patel
Nisarg PatelCo-founderNisarg Patel is the founder of Million, which provides AI coding tools for verifying code correctness and performance in web applications, and has created open-source projects including React Scan, React Doctor, and Million.js.
AY
Aiden Ybai

Investors · 4

Hawk Hill Ventureslisted by Hawk Hill Ventures

How we know: Hawk Hill Ventures's portfolio page · Not right? Tell us

Costanoa VenturesreportedSan Francisco · $500K – $8M

How we know: Y Combinator's founder network · Not right? Tell us

Hillhouse CapitalreportedChangyang · $500K

How we know: Y Combinator's founder network · Not right? Tell us

Funding

SEC filings, press & company announcements

$13.6M disclosed across 1 of 2 rounds · 2025–2026

▶$13.6MraisedJun 2025 · 28 investors · Other Technology
Rule 506(b)
Officers, directors & promoters on the filing
  • Aiden BaiExecutive Officer, Director, Promoter
Offering amount
$13.6M
Amount sold
$13.6M
First sale
Jun 2025
Incorporated
Corporation, Delaware, 2023
Federal exemptions
06b
Full filing on SEC EDGAR ↗

Source: SEC EDGAR Form D. Amounts as filed; amended filings shown once at their latest values.

Founder mafia

3 people who came through Million went on to found or lead other companies.

Nisarg PatelFounderFounded Memora HealthRob PruzanSoftware EngineerFounded ZenbuMerouane ZouaidDeveloper AdvocateFounded Odysser

Related companies · 6

LogrocketLogRocket provides session replay, product analytics, and AI-powered issue detection for web and mobile applications. The platform helps product teams understand user behavior, identify technical and UX problems, and monitor frontend performance.
LumeriaLumeria makes the Lumoscope, a multi-spectrum skin imaging scanner that clips onto a phone and uses RGB, UV, and polarized light to track skin conditions such as fine lines, tone, texture, pigment, and vascularity. Paired with an AI assistant called Lumi, it offers consumers personalized skincare routines, ingredient analysis, and progress tracking for at-home skin monitoring (not medical diagnosis).
FinteliteFintelite provides AI-powered document processing that extracts, classifies, and analyzes data from invoices, bank statements, and forms for businesses in finance, insurance, and other document-heavy industries. The platform also offers fraud detection capabilities to identify forged or tampered documents.
WaferWafer develops performance optimization tools and services across GPU accelerators, architectures, and computing stack layers.
DataheraldDataherald provides an API that converts natural language queries into SQL, enabling product developers to add no-code data analytics and reporting features for their users.
Bronco AIBronco AI develops AI tools for semiconductor verification engineers to detect design flaws, increase test coverage, and accelerate chip production timelines at major chipmakers.

Companies working in the same space as Million.

In the news

Million Lint – Grammarly for performanceycombinator.com · Feb 2024

Frequently asked questions

What does Million do?
Million provides AI coding tools that verify code correctness and performance, targeting developers building web applications. The company has developed several open-source projects including React Scan, React Doctor, and Million.js that help developers test and optimize their code.
Who founded Million?
Million was founded by Aiden Bai, Nisarg Patel in 2023.
Who are Million's investors?
Million's investors include Y Combinator, Hawk Hill Ventures, Costanoa Ventures, Hillhouse Capital.
How much funding has Million raised?
Million has disclosed $13.6M raised across 1 of its 2 known rounds.
Where is Million headquartered?
Million is headquartered in San Francisco, US.