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Flint

YC S23

New York City, US · Founded 2023 · 18 employees · Hiring · 11 known investors

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Flint is an AI-powered platform providing personalized learning tools for K-12 schools, offering student analytics, instant feedback, and AI tutoring across multiple subjects. The platform serves teachers and students with AI-driven features including lesson planning support, differentiated instruction, and adaptive learning activities.

AI & Machine LearningEdTechEducationGenerative AIAIUnited States of AmericaAmerica / CanadaPartly Remote

Founders & leadership· Y Combinator alumni (S23)

Flint was founded in 2023 by Sohan Choudhury and Jinseo Park.

SCSohan Choudhury
Sohan ChoudhuryCo-Founder / CEOFounder of Flint, an AI-powered learning platform for K-12 schools that provides personalized tutoring, student analytics, and lesson planning support to teachers and students.30 Under 30 2025
JPJinseo Park
Jinseo ParkCo-Founder / CTOFounder of Flint, an AI-powered learning platform for K-12 schools that provides student analytics, adaptive tutoring, and lesson planning tools for teachers and students.30 Under 30 2025
AKAnson Kung
Anson KungFounder
KJKenton Jarvie
Kenton JarvieFounder
ML
Max LevensonFounder
ML
Michelle LimFounder
FF
Florence FermanisGTM
XP
Xander PeckHead of Business Development
SA
Sanskar AgrawalFounding Engineer
IO
Isaac Oliff-LiebermanSales
JE
Jacob EdingtonHead of Customer Successformer
NS
Nemanja StojanovicFounding Engineerformer

Investors · 11

Basis Set Ventureslisted by Basis Set VenturesSan Francisco · $1M – $3M

How we know: Basis Set Ventures's portfolio page · a partner's Signal profile · alleywatch.com · the VCSheet dataset · open dataset · 5k.vc investor directory · Y Combinator's founder network · Not right? Tell us

Patronlisted by PatronSanta Monica · $100K – $1M

How we know: Patron's portfolio page · a partner's Signal profile · alleywatch.com · the VCSheet dataset · Y Combinator's founder network · Not right? Tell us

Y Combinatorlisted by Y CombinatorSan Francisco · $500K

How we know: the Y Combinator directory · alleywatch.com · open dataset · 5k.vc investor directory · Not right? Tell us

AccelreportedPalo Alto · $500K – $100M

How we know: open dataset · 5k.vc investor directory · Not right? Tell us

AME Cloud VenturesreportedPalo Alto · $1M – $10M

How we know: alleywatch.com · Not right? Tell us

HaystackreportedSan Francisco · $1M – $3M

How we know: open dataset · 5k.vc investor directory · Not right? Tell us

Inovia CapitalreportedMontreal · $250K – $8M

How we know: open dataset · 5k.vc investor directory · Not right? Tell us

NeoreportedSan Francisco · $100K – $10M

How we know: open dataset · 5k.vc investor directory · Not right? Tell us

Rhino VenturesreportedVancouver · $2M – $10M

How we know: open dataset · 5k.vc investor directory · Not right? Tell us

Also in the syndicate · 1

USC Viterbi

Funding

SEC filings, press & company announcements

$15M disclosed across 1 of 2 rounds · 2025

Source: company announcements and press reports — follow each round's link for the claim.

Images

Flint photo

Founder mafia

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

Kenton JarvieFounderFounded Oco Meals +1Anson KungFounderFounded FlintSohan ChoudhuryFounderFounded Gatherly

Related companies · 10

Teachers Pay TeachersTeachers Pay Teachers is a marketplace where educators share and sell teaching resources and lesson plans. The platform serves teachers and educational institutions seeking classroom materials.
CodingalCodingal offers online after-school programs combining human teachers and AI-powered learning to teach coding, AI, math, and public speaking to K-12 students globally. The platform helps children build foundational computer science skills and future-ready competencies through live classes and self-paced learning paths.
MathosMathos AI is an AI-powered math solver and tutoring platform that helps students solve math problems across algebra, calculus, geometry, and physics through photo capture, voice input, or text. The platform provides step-by-step explanations, homework assistance, and interactive learning games for students.
SuperKalamSuperKalam is an AI-powered education platform that provides personalized mentorship and adaptive study planning for students preparing for competitive exams like the UPSC in India. The platform tracks student progress, identifies common mistakes, and sets daily learning targets to improve outcomes.
StuddyStuddy is an AI-powered tutoring platform that provides personalized 1:1 lessons via an interactive whiteboard for students learning academic subjects. The service covers a wide range of topics including math, chemistry, physics, and organic chemistry, and helps students improve understanding and academic performance.
FiveableFiveable provides AI-powered exam preparation for AP classes, offering practice questions with automated scoring and personalized study tools for high school students.
BloomBloom is an investment advisory and brokerage platform that helps individuals build wealth through stock investing, including fractional shares. The company offers advisory services to U.S. residents with brokerage accounts powered by Alpaca Securities.
Canva, Inc.Design platform; Blackbird invested when it was just an idea and in every round since.
AlbertAlbert provides online test preparation and study materials for AP exams and other standardized tests. The platform serves high school students preparing for college entrance exams.
GrammarlyGrammarly is an AI-powered writing assistant that helps users write with clarity and confidence across over 1 million apps and websites. The platform serves professionals, students, and teams through free and premium versions, and uses natural language processing to refine tone, suggest rewrites, and improve communication effectiveness.

Companies working in the same space as Flint.

Legal entities · 1

corporate structure
Flint, Inc.

In the news

Flint Raises $15M in Series A Fundingfinsmes.com · Nov 2025Y Combinator Demo Day 2023: Our favorites Day 2techcrunch.com · Sep 2023Flint: Copilot for K-12 teachers 🪨💥🔥ycombinator.com · Jun 2023

Frequently asked questions

What does Flint do?
Flint is an AI-powered platform providing personalized learning tools for K-12 schools, offering student analytics, instant feedback, and AI tutoring across multiple subjects. The platform serves teachers and students with AI-driven features including lesson planning support, differentiated instruction, and adaptive learning activities.
Who founded Flint?
Flint was founded by Sohan Choudhury, Jinseo Park in 2023.
Who are Flint's investors?
Flint's investors include Afore Capital, Basis Set Ventures, Patron, Y Combinator, Accel, AME Cloud Ventures, Haystack, Inovia Capital and 2 more.
How much funding has Flint raised?
Flint has disclosed $15M raised across 1 of its 2 known rounds.
Where is Flint headquartered?
Flint is headquartered in New York City, US.