Flint

What Flint does

Flint operates an AI-powered personalized learning platform purpose-built for K-12 education. Its core product centers on an AI tutor named Sparky, which adapts to each student's skill level, interests, and academic goals across all major subjects including math, English, science, social studies, computer science, and world languages. The platform is structured around Flint Chats (for teacher productivity such as lesson planning and feedback generation), Flint Activities (interactive AI-driven student learning experiences with rubric-based assessment), and Flint Groups (class organization with analytics and a gradebook). Underlying the product is a multimodal AI stack combining Anthropic's Claude 4 Sonnet for reasoning, DALL-E 3 for image generation, code-based math calculation for accuracy, text-to-speech and speech-to-text across 50+ languages, and a custom RAG pipeline that ingests uploaded PDFs, Word documents, slides, and web links with inline citations.

Name

Flint

Legal name

Flint Inc.

Website

https://flintk12.com

Company type

Private

Founded year

2023

Operating status

Operating

Headcount range

1–10 employees

Short description

Flint is an AI-powered personalized learning platform for K-12 schools, centered on an AI tutor named Sparky that supports teachers and students across all major subjects with school-specific guardrails, LMS/SIS integrations, and admin oversight.

Ownership category

akta.pro rank

Headquarters

HQ city

New York

HQ country

United States

HQ region

North America

Markets served

GTM type

B2B

Offering type

Software

Cost components

Technology or R&D, Personnel, Marketing or Sales, Operations

Revenue model

1. School/District Subscriptions: Flint generates revenue through subscription licensing to schools and districts, with pricing based on institutional access rather than individual user counts. Schools can sign up for free tier initially and upgrade to paid plans for additional features and admin capabilities.

Pricing tiers

Go-to-market motion1 record

Distribution channels4 records

Marketing channels8 records

Core offering

Flint is an AI-powered personalized learning platform built for K-12 schools, combining the Sparky AI tutor, teacher productivity chats, interactive student activities, class organization (Flint Groups), and district-level admin oversight into a single subscription offering. The platform supports Math, English, Science, Social Studies, Computer Science, and World Languages with multimodal AI (Claude 4 Sonnet, DALL·E 3, code execution, speech), content upload, rubric-based feedback, automatic flagging, and native LMS/SIS integrations.

Product overview

Flint is an AI-powered personalized learning platform built specifically for K-12 education. The platform consists of a unified core system with the Sparky AI tutor at its center, supported by two main interface modes: Flint Chats for teacher productivity (lesson planning, material creation, feedback) and Flint Activities for interactive student learning experiences. Flint Groups provides class organization with analytics and gradebook functionality. The platform spans all major K-12 subjects (Math, English, Science, Social Studies, Computer Science, World Languages) and supports learners in 50+ languages. Flint augments its core functionality with Anthropic Claude 4 Sonnet and DALL·E 3 for AI generation. Additional offerings include the Flint Public Library (community-shared activities), Flint 101 certification course, Flint Innovative Educator recognition program, Student Ambassador program, and Flint Community platform for educator collaboration.

Differentiator

Problem solved

Functional benefit

Brands

• Sparky: Flint's AI teaching assistant and tutor that provides personalized learning support to students and assists teachers with classroom management.

Products and services

• Flint Platform Unified AI-powered personalized learning platform for K-12 schools, combining the Sparky AI tutor, teacher productivity chats, interactive student activities, Flint Groups class organization, and district-level admin oversight. Supports Math, English, Science, Social Studies, Computer Science, and World Languages with multimodal AI (text, image, code, audio), rubric-based feedback, automatic flagging, and native LMS/SIS integrations; sold via subscription to schools and districts.

Quantifiable outcome

• Teachers report saving approximately six weeks of work annually through AI-assisted lesson planning and feedback generation
• +2 more outcomes

Named customers16 records

Segments4 records

Ideal customer profiles2 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Integration11 records

AI capability12 records

Feature14 records

Partnerships

Nine partnerships are on record, tiered core and major.

• AnthropiccoreTechnology or IntegrationFlint uses Anthropic's Claude 4 Sonnet large language model as the core AI engine powering its tutoring and learning interactions. The partnership provides Flint with access to state-of-the-art language model capabilities for educational applications.
• OpenAIcoreTechnology or IntegrationFlint uses OpenAI's DALL-E 3 for AI image generation capabilities within the platform, enabling teachers and students to generate visualizations for learning activities.
• Canvas (Instructure)coreTechnology or IntegrationFlint integrates with Canvas LMS for roster synchronization and activity sharing, enabling seamless workflow for schools using Canvas as their primary learning management system.
• Google ClassroomcoreTechnology or IntegrationFlint supports rostering import and single sign-on via Google, integrating with Google Classroom for activity distribution and grade sync in Google Workspace for Education environments.
• MicrosoftcoreTechnology or IntegrationFlint integrates with Microsoft 365 ecosystem including Microsoft SSO, Teams integration capabilities, and support for schools using Microsoft-based IT infrastructure.
• Schoology (PowerSchool)majorTechnology or IntegrationFlint integrates with Schoology LMS for roster management and activity delivery, supporting schools using this platform for course management.
• PowerSchoolmajorTechnology or IntegrationFlint integrates with PowerSchool SIS for student information synchronization, enabling automated roster management for districts using PowerSchool.
• BlackbaudmajorTechnology or IntegrationFlint integrates with Blackbaud's education management platform for SIS functionality and student data synchronization.
• VeracrossmajorTechnology or IntegrationFlint supports roster import via Veracross integration, enabling schools using Veracross as their SIS to sync student and teacher data.

Scale indicators1 record

Recent moves6 records

Expansion highlights5 records

Emerging players

• Newsela: Newsela provides differentiated instructional content for K-12 with emerging AI features for personalization and assessment, partially overlapping with Flint's differentiated instruction capabilities.

Broad incumbents

• Edmentum: Edmentum is a long-standing K-12 EdTech incumbent offering adaptive learning, assessments, and credit-recovery solutions, overlapping with Flint's broader personalized-learning value proposition.
• Quizlet: Quizlet is an established study-tools platform that has layered in AI tutors (Q-Chat) and learning content, competing with Flint on student-facing study assistance and homework help across K-12.
• Carnegie Learning: Carnegie Learning provides math and literacy adaptive software plus AI tutoring (MATHia) for K-12 schools, comparable to Flint on AI-driven personalized instruction in core subjects.

Direct peers

• MagicSchool AI: MagicSchool AI is an AI platform purpose-built for K-12 teachers that generates lesson plans, assessments, and differentiated materials — overlapping closely with Flint's teacher productivity and differentiation workflows.
• Eduaide.ai: Eduaide.ai is an AI teaching assistant for educators that generates lesson plans, assessments, and instructional content — a near-direct competitor in the teacher-productivity segment of Flint's market.
• Brainly: Brainly combines community Q&A with an AI tutor (Ginny) for homework help, serving a similar K-12 student use case to Flint's Sparky for personalized, on-demand learning support.
• Curipod: Curipod offers AI-generated interactive lessons and student engagement tools for K-12 teachers, overlapping with Flint's AI-powered activities and differentiated instruction use cases.
• Khan Academy (Khanmigo): Khan Academy's Khanmigo is an AI tutor built on GPT-4 for K-12 students and teachers, the most-recognized direct competitor to Flint's Sparky with comparable tutoring, lesson-planning, and teacher-productivity use cases.
• SchoolAI: SchoolAI provides AI-powered tools and assistants for K-12 classrooms with student-safety guardrails and teacher dashboards, directly competing with Flint across both teacher and student experiences.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks7 records

Key highlights7 records

Customer concentration

• Xx.com/FlintK12_
• YouTubeyoutube.com/channel/UCflintk12
• Facebookfacebook.com/flintk12
• LinkedInlinkedin.com/company/flintk12
• Instagraminstagram.com/flintk12

Compliance1 record

Revenue estimate

Valuation estimate

Number of profiles

Funding overview

Funding rounds4 records

Investors7 records

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Flint