Flint

Personalized learning built for schools

3.2Score#305 of 999 agents#4 of 6 in Tutor and teacher

Why it ranks #305

Flint, an AI tutor and teacher from YC S23, ranks #305 of 999 AI agents and #4 of 6 in Tutor and teacher, with a score of 3.2 of 10. Data as of 3 Oct 2026.

The score adds four parts, each 0 to 10, by weight. Every point comes from public evidence. How scoring works ·

Proof 2 × 30% 0.6
Scale 4 × 30% 1.2
Momentum 2 × 25% 0.5
Autonomy 6 × 15% 0.9
= 3.2

Proof
Do customers use it? 30% of the score
2
Claims a customer count.
- +2
  A customer count
  “Trusted by 500,000+ educators and students, Flint has powered learning activities that increase student engagement, academic performance, and collaboration.”
  YC page
Not found: revenue or growth (+4), named customers (+3), a customer result (+2), work done at scale (+2)
Scale
Is there a real company behind it? 30% of the score
4
18 people.
- +4
  18 people on its YC page10 to 19 people
Not found: funding round in its news (+3)
Momentum
Is it shipping and growing now? 25% of the score
2
Shows hiring.
- +2
  Hiring: 3 open rolesCustomer Success Engineer, Senior Customer Success Engineer, Account AssociateYC page
Not found: launch YC post in the last 6 months (+3), new traction claim in the last 6 months (+2), funding news in the last year (+2), a batch in the last year (it is YC Summer 2023) (+1)
Autonomy
How much of the job does it do on its own? 15% of the score
6
Supervised agent: takes actions in other systems; a person approves key steps.
- +6
  Level 2 of 4: Supervised agentTakes actions in other systems; a person approves key steps.
What the model read
- Acts in other systems: 21% likely
- Finishes whole tasks: 13% likely
- Calls itself an agent: 5% likely
- Level 1 from the model's reading of its pages; the evidence review found, with quotes, that its AI acts in the work, so the level is 2
Level 2: Takes actions in other systems; a person approves key steps.

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.