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Every resource founders actually use, in one library.

The essays, videos, podcasts, books and tools behind every answer across eChai's hubs, from starting up to go-to-market, D2C, founder money and AI, each with a note on why it is here.

What founders use most, ranked by how many answers lean on it.

  1. Meta's note on the model now behind the Thinking mode of the Meta AI app and meta.ai. ai.meta.com Article · How Founders Use AI Introducing Muse Spark 1.1 Meta Superintelligence Labs
  2. The launch post: how study mode uses questions, hints and knowledge checks, and the limits OpenAI admits to. openai.com Article · How Founders Use AI Introducing study mode in ChatGPT OpenAI
  3. Where Guided Learning sits in the Gemini app and how it uses images and YouTube videos to explain a topic. support.google.com Guide · How Founders Use AI Use learning tools in Gemini Apps Gemini Apps Help
  4. Anthropic's announcement of learning mode, which guides a student's reasoning rather than giving the answer. anthropic.com Article · How Founders Use AI Introducing Claude for Education Anthropic
  5. The 16 July 2026 rename to Gemini Notebook, and how notebooks now sync with the Gemini app. androidauthority.com Article · How Founders Use AI Google's handy NotebookLM tool is dropping the worst part of its name Taylor Kerns, Android Authority
  6. Google's step-by-step for a first notebook and everything the Studio panel can make from your sources. support.google.com Guide · How Founders Use AI Create a notebook in Gemini Notebook Gemini Notebook Help
  7. Which file types count as sources and the free plan's limits of 50 sources and 500,000 words each. support.google.com Guide · How Founders Use AI Add or discover new sources for your notebook Gemini Notebook Help
  8. How to set the difficulty, track the cards you missed and retake only those. support.google.com Guide · How Founders Use AI Generate Flashcards or Quizzes in Gemini Notebook Gemini Notebook Help
  9. Turning your sources into a spoken discussion, with the choice of more than 80 output languages. support.google.com Guide · How Founders Use AI Generate Audio Overview in Gemini Notebook Gemini Notebook Help
  10. Google's announcement of free JEE Main practice tests in Gemini, grounded in PhysicsWallah and Careers360 content. blog.google Article · How Founders Use AI New AI Tools to Support India's Next Generation Google India Team
  11. How to start a practice test, which exams are supported (SAT, JEE Main, NEET UG) and what the results screen shows. support.google.com Guide · How Founders Use AI Create quizzes, flashcards, practice tests & more in Gemini Apps Gemini Apps Help
  12. Independent reporting on the JEE launch and how the feedback and study plans work. techcrunch.com Article · How Founders Use AI Google pitches Gemini to students studying for India's most competitive college entrance exam Jagmeet Singh, TechCrunch
  13. The official site, with the current syllabus, information bulletin and the actual 2026 question papers to practise on. jeemain.nta.nic.in Guide · How Founders Use AI Joint Entrance Examination (Main) National Testing Agency
  14. Altman's figures for India, including that it has the largest number of student users of ChatGPT in the world. techcrunch.com Article · How Founders Use AI India has 100M weekly active ChatGPT users, Sam Altman says TechCrunch
  15. OpenAI's India education programme with IIT Madras and AICTE, and why study mode was shaped by Indian learners. openai.com Article · How Founders Use AI Introducing the OpenAI Learning Accelerator in India OpenAI
  16. Harvard's free introduction to programming, built for people who have never coded before. cs50.harvard.edu Course · How Founders Use AI CS50x 2026 Harvard University (David J. Malan)
  17. The course's AI rule: its own CS50 Duck is allowed, other assistants that complete answers are not. cs50.harvard.edu Guide · How Founders Use AI CS50x Academic Honesty Harvard University
  18. How a verified student on GitHub Education gets Copilot's features at no cost. docs.github.com Guide · How Founders Use AI Access GitHub Copilot for free as a student GitHub Docs
  19. The EEG study of 54 essay writers, a preprint not yet peer reviewed, which is worth reading past the headlines. arxiv.org Article · How Founders Use AI Your Brain on ChatGPT: Accumulation of Cognitive Debt when Using an AI Assistant for Essay Writing Task Nataliya Kosmyna and others (MIT Media Lab)
  20. The CHI 2025 survey of 319 knowledge workers linking confidence in AI to less critical thinking. microsoft.com Article · How Founders Use AI The Impact of Generative AI on Critical Thinking: Self-Reported Reductions in Cognitive Effort and Confidence Effects From a Survey of Knowledge Workers Hao-Ping Lee, Advait Sarkar and others (Microsoft Research and Carnegie Mellon)
  21. An analysis of a million student conversations, split between asking for answers and working through problems together. anthropic.com Article · How Founders Use AI Anthropic Education Report: How university students use Claude Anthropic
  22. OpenAI's minimum age of 13, the parental consent rule up to 18, and advice for classroom use. help.openai.com Guide · How Founders Use AI Is ChatGPT safe for all ages? OpenAI Help Center
  23. Every setting a linked parent can change, from quiet hours and study hours to safety notifications. help.openai.com Guide · How Founders Use AI Managing parental controls in ChatGPT OpenAI Help Center
  24. The launch post, updated in July 2026 to widen when parents are notified. openai.com Article · How Founders Use AI Introducing parental controls OpenAI

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