Explore · The library

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. Video · How Founders Use AI AI Was Supposed to Replace Data Analyst Jobs. Here's What Actually Happened Kedeisha Bryan
  2. An ex-Meta data scientist's compact framework for when AI beats doing the analysis by hand. classcentral.com Video · How Founders Use AI Data Analysis With AI in 21 Minutes Tina Huang
  3. Video · How Founders Use AI Will AI Replace Data Analysts? The Honest Answer Zazo
  4. Video · How Founders Use AI ChatGPT Data Analysis Tutorial: Upload and Analyze PDF and Excel Files Ramesh Fadatare
  5. Video · How Founders Use AI Julius AI Tutorial: Analyze & Visualize Data with Simple Prompts IvyProSchool
  6. Video · How Founders Use AI Turn Open-ended Survey Data into Insights with AI Philip Adu, Ph.D
  7. Video · How Founders Use AI Getting started with Claude in Excel Claude (Anthropic)
  8. Video · How Founders Use AI How to Use Claude for Excel (Step-by-Step Tutorial) Kevin Stratvert
  9. Video · How Founders Use AI NEW Claude in Excel: How Good Is It? Kenji Explains
  10. Video · How Founders Use AI I Tested Claude in Excel and It Has Blown my Mind Excel Champs
  11. Video · How Founders Use AI How to Use Claude for Excel: Complete Beginner Guide Teacher's Tech
  12. Video · How Founders Use AI How to Use the NEW Google Sheets AI Function Peter's Google Tips
  13. Video · How Founders Use AI Use the AI Function in Google Sheets Flipped Classroom Tutorials
  14. Video · How Founders Use AI Work Smarter with Google Sheets AI (Gemini Tutorial) Stewart Gauld
  15. Video · How Founders Use AI How to Use Copilot in Excel: Full Tutorial (2025) Lisa Crosbie
  16. Video · How Founders Use AI Vanna AI: Build SQL AI Chatbots To Talk To Database (open source) Universe of AI
  17. Video · How Founders Use AI Text to SQL with Ollama and Vanna, locally, with any database Fahd Mirza
  18. Video · How Founders Use AI Vanna: Chat (RAG) With SQL Databases MG
  19. Video · How Founders Use AI How to do AI analysis you can actually trust (audio) Lenny's Reads
  20. Video · How Founders Use AI Build Interactive Dashboards with Claude Artifacts NextWork
  21. Video · How Founders Use AI Building a Streamlit Component from Scratch with Claude Code Fanilo Andrianasolo
  22. Video · How Founders Use AI Analyzing Online Reviews with ChatGPT Jeff Toister
  23. Video · How Founders Use AI Analysing Customer Reviews Using ChatGPT Bear Liu
  24. Video · How Founders Use AI Analyzing Customer Reviews with Helium 10 and ChatGPT (417k reviews) Marketplace Valet

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The hubs

Starting Up Find an idea, validate it, build, and land your first customers. 1327 questions GTM Go-to-market, from breaking in to how the best teams do it. 379 questions D2C Building a direct-to-consumer brand, India-first. 512 questions Wealth Paying yourself, ESOPs, secondaries, and de-risking founder wealth. 165 questions How Founders Use AI How founders actually put AI to work, mapped topic by topic. 360 questions Glossary Plain-language definitions of the startup and VC terms you'll hit. 425 terms
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