Acquisition
May 2026Opennote was acquired by Reducto; the company said it would sunset its standalone educational AI offerings in the coming months and move the team into Reducto.
SourceCompany research
Public company, workplace, funding, and market signals
Updated Jul 29, 2026
Overview
Opennote is an AI-powered learning notebook/workspace that centralizes notes, lecture materials, readings, and study workflows, then uses an embedded AI tutor to explain concepts, generate quizzes, flashcards, videos, and diagrams. Founded in 2025 by three student founders, it raised roughly $4.65M before being acquired by Reducto in May 2026.
Primary product
AI-powered learning notebook with an embedded tutor (Galileo/Feynman) for note consolidation, explanations, quizzes, flashcards, videos, and diagrams.
Founded
2025
Headquarters
San Francisco, California, United States
Team size
10-20
Work style
Flexible
Industry
Software Development
Sub-industry
AI-powered edtech / learning workspace
Offices
San Francisco, California, United States
Guelph, Ontario, Canada
Irvine, California, United States
Business model
freemium
subscription
enterprise licensing
usage-based API pricing
Funding
Stage
seed
Total raised
$4.7M
Latest round
Seed · Nov 2025
Latest amount
$3.3M
Nov 2025
Jul 2025 · Y Combinator
Apr 2025 · Afore Capital
People & investors
Work & culture
Student-founded, lean, mission-driven, and community-oriented; the company emphasized building for learners, shipping quickly, and growing through campus ambassadors and organic word of mouth.
Work style
Flexible
Compensation
No public employee salary bands were disclosed. Publicly stated compensation signals include campus-ambassador perks such as payouts, merch, and premium subscriptions; student pricing includes education-email discounts.
Product & market
Pricing
Freemium subscription with a $15/month premium tier, a $25/month higher tier, and quote-based enterprise/API pricing.
Differentiators
- —AI tutor embedded directly inside the notebook rather than a separate chatbot
- —Turns notes, lectures, and YouTube content into personalized explanations, videos, diagrams, quizzes, and flashcards
- —Collaborative workspaces and community features for shared studying
- —Context-aware help that reads what you are working on and responds with relevant guidance
- —Student-built product designed around real study workflows
- —Open-source SDKs and an API for integrations and extensions
Technology
Meta Llama models
Python SDK
TypeScript SDK
open-source SDKs
AI chat/tutor
YouTube link ingestion
audio recording
video generation
diagram generation
flashcards
quizzes
Notion integration
Google Drive integration
GitHub integration
Desmos integration
Customers
undergraduate students
college students
self-learners
researchers
educators
colleges and universities
Competitors
Notion AI
Obsidian
Quizlet
Mem
Reflect
Google Docs
Microsoft OneNote
ChatGPT
Scale & contact
Estimated revenue
USD 2.8M-3.5M ARR (public 2025 estimates)
Estimated monthly visits
36.9K
Traffic estimate as of Jun 2026
Signals & risks
Latest news
UC Irvine News · Jul 2026
UC Irvine profiled the founders and the product journey from student project to acquisition.
BetaKit · May 2026
BetaKit reported that Reducto was bringing in Opennote's team, and that Opennote would sunset its educational AI offerings.
Reducto · May 2026
Reducto said it was acquiring Opennote to bring in its product thinking around document intelligence and agent workflows.
Opennote Team · May 2026
Opennote announced it had been acquired by Reducto and said it was building toward document intelligence.
Opennote Team · Apr 2025
Opennote announced its $850K pre-seed round and early growth milestones.
Jobs and careers at Opennote
2 jobs at Opennote
UGC Creator
Remote
Growth
Remote
7mo ago
Remote
Contract
Campus Ambassador
On-site
Growth
At Your University
7mo ago
On-site
Part-time