Flint YC Application

Summer 2023Active

Flint went through Y Combinator in the Summer 2023 batch as a Education company. Below: what the company does, who founded it, and its application to YC, reconstructed question by question in the real YC form.

YC batch: Summer 2023
Industry: Education
Team size: 18
Status: Active
Launched: 2023

Founders

Sohan Choudhury
Jinseo Park

What Flint does

Flint is an AI-powered personalized learning platform for K-12 schools, helping teachers deliver individualized instruction at scale. Trusted by 500,000+ educators and students, Flint has powered learning activities that increase student engagement, academic performance, and collaboration. Through AI-driven tutoring, real-time feedback, and interactive learning experiences, Flint enables every student to receive personalized support without adding to teacher workload. With AI-native student analytics, educators gain full visibility into student progress, strengths, and areas for improvement, while saving time on grading, lesson planning, and differentiation. Students receive a 24/7 AI tutor that adapts to their level without giving away answers, supporting deeper understanding and independent thinking. For schools and districts, Flint provides robust AI guardrails, including customizable moderation, grade-level controls, and full transparency into student usage, ensuring safe and responsible AI adoption.

Flint's YC application, reconstructed

Y Combinator application

Flint, Summer 2023 batch. The real form questions, answered from public data.

Founders2
Company7
Progress7
Idea4
Equity3
Curious2
Batch Preference1

Company

Company name

Flint

Describe what your company does in 50 characters or less.

Personalized learning built for schools

What is your company going to make? Please describe your product and what it does or will do.

We built an AI-powered personalized learning platform designed for K-12 schools. Our product helps teachers deliver tailored instruction at scale through AI-driven tutoring and real-time feedback. It provides students with 24/7 AI support that adapts to their learning level without giving direct answers and offers teachers detailed student analytics to guide lesson planning and grading.

Where do you live now, and where would the company be based after YC?

We live and work in New York, NY and intend to keep the company based here after YC.

Explain your decision regarding location.

New York is where we built our initial team and customers. Our users and partners are mainly US schools, so being close to our market helps us iterate quickly.

21 more answers in the full application

Founders, Progress, Idea, Equity, Curious, Batch Preference are in the full version. Create a free account to open it in YC Insights, next to every other YC batch.

See full application

Frequently Asked Questions

Is this the real Flint YC application?

No. Y Combinator keeps submitted applications private. This is a reconstruction: the real YC form questions, answered from Flint's public data (launch notes, founder backgrounds, product description). It shows how a company like Flint would present itself to YC, not the text they submitted.