Top accelerator startups

Startups14,448Programs29

14,448 startups · 29 programs

Flint

Active · Personalized learning built for schools

WebsiteYC profile

Why it ranks

How the rank works
13signal of 100 · rising 4
  • team of 18Team size · YC's directory+6.6
  • went through YCProgram · this site+4
  • hiringHiring · Titles (titles.fru.dev), YC+2

A sum of public facts, not a judgement and not investment advice.

Competitors

AIShepherdShared: personalized learning, learning experience, educationYC W24RemoteStartup →AIMathosShared: academic performance, personalized learning, edtechYC W24San FranciscoStartup →OtheriDialogueShared: interactive learning, learning activity, learning experience500 Global Georgia 3TurkeyStartup →OtherRocketLitShared: personalized learning, edtech, educationYC S16Los AngelesStartup →OtherAcquiredEduflowShared: learning activity, learning experience, educationYC S17CopenhagenStartup →
Companies closest to Flint
Company
ShepherdShared: personalized learning, learning experience, educationYC W24ActiveAI
MathosShared: academic performance, personalized learning, edtechYC W24ActiveAI
iDialogueShared: interactive learning, learning activity, learning experience500 Global Georgia 3Not statedOther
RocketLitShared: personalized learning, edtech, educationYC S16ActiveOther
EduflowShared: learning activity, learning experience, educationYC S17AcquiredOther

Adjacent

Developer toolseSparkShared: personalized learning, learning experience, teacher500 Global 2011United StatesStartup →Developer toolsWizer.meShared: student engagement, learning experience, teacher500 Global 2018IsraelStartup →OtherlapzoShared: personalized learning, education, performanceYC S21MonterreyStartup →AISpark SpaceShared: helping teacher, edtech, studentspeedrun SR003San FranciscoStartup →AIInactiveTailor-EDShared: personalized learning, learning experience, educationYC W19Tel Aviv-YafoStartup →
Companies next to Flint
Company
eSparkShared: personalized learning, learning experience, teacher500 Global 2011Not statedDevtools
Wizer.meShared: student engagement, learning experience, teacher500 Global 2018Not statedDevtools
lapzoShared: personalized learning, education, performanceYC S21ActiveOther
Spark SpaceShared: helping teacher, edtech, studentspeedrun SR003Not statedAI
Tailor-EDShared: personalized learning, learning experience, educationYC W19InactiveAI

Also from S23 in AI

All of S23
AIStuddyAn AI tutor that helps you studyYC S23San FranciscoStartup →AIOra AIThe AI Platform for Healthcare EducationYC S23San FranciscoStartup →AIRead BeanLearn language with real-world content, at your levelYC S23New York CityStartup →AIAccendAI agents for commercial underwriting at banks and fintechsYC S23Startup →AIAgentCollectB2B debt collection powered by AI agentsYC S23San FranciscoStartup →AIAglideConnect every disconnected app to your SSO.YC S23LondonStartup →
Company
StuddyAn AI tutor that helps you studyteam of 4ActiveAI
Ora AIThe AI Platform for Healthcare Educationteam of 3ActiveAI
Read BeanLearn language with real-world content, at your levelteam of 3ActiveAI
AccendAI agents for commercial underwriting at banks and fintechsteam of 182 programsActiveAI
AgentCollectB2B debt collection powered by AI agentsteam of 42ActiveAI
AglideConnect every disconnected app to your SSO.team of 6hiringActiveAI

About Flint

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.

YC batch
S23 · Summer 2023
Status, per YC
Active
Category
AI
Team size
18
Location
New York City, NY, USA
Checked
10h ago

YC tags: Education, Generative AI, Edtech, AI

Flint in S23: 220 companies, 78% AI

Flint: questions

Which YC batch was Flint in?

Flint was in Y Combinator's Summer 2023 batch (S23).

Is Flint still active?

Y Combinator lists Flint as active.

Where is Flint based?

Flint lists New York City, NY, USA as its location on YC's directory.