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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. Excel-specific walkthrough with copy-ready prompts for common messes. thebricks.com Guide · How Founders Use AI How to Clean Excel Data with ChatGPT Bricks
  2. A short operator-focused workflow you can hand to anyone on your team. ai-academy.com Article · How Founders Use AI Transform messy spreadsheets into clean data AI Academy
  3. The clearest framework for when a startup actually needs a data person and what kind. abartholomew.com Article · How Founders Use AI Your First Data Hire Andrew Bartholomew
  4. A veteran data leader's trigger: questions decision-makers want that no one can answer cheaply. linkedin.com Article · How Founders Use AI When Should a Start-Up Hire Its First Data Analyst? Peter Fishman
  5. A sober summary of the evidence, free of both hype and job-market panic. coursera.org Article · How Founders Use AI Will AI Replace Data Analysts? Coursera
  6. A head-to-head framing that clarifies what you'd actually be hiring for. medium.com Article · How Founders Use AI Data Analyst vs AI Agent: Who Wins the Job in 2026? Analyst Uttam
  7. A neutral academic-career view on how the role is shifting, not vanishing. career.uml.edu Article · How Founders Use AI Will data analysts be replaced by AI? UMass Lowell Career Center
  8. The macro evidence that AI is deferring early specialist hires, including data. fi.co Article · How Founders Use AI How Solo Founders Are Building Unicorns With AI Tools Founder Institute
  9. Why analysis tooling keeps collapsing into the same job, and what that means for hiring. benn.substack.com Article · How Founders Use AI No, really, everything becomes BI Benn Stancil
  10. The post that started the debate, still the strongest steelman for delaying the hire. linkedin.com Thread · How Founders Use AI Ethan Mollick: Code Interpreter can do basically anything a data analyst does Ethan Mollick
  11. An Indian edtech's view of how the analyst role is being redefined, not removed. pwskills.com Article · How Founders Use AI Will AI Replace Data Analysts? A Deep Dive Into the Future of Data Careers PW Skills
  12. The advanced sequel for when a term sheet makes DCF suddenly relevant. sidsaladi.substack.com Guide · How Founders Use AI The Complete AI Financial Modeling Playbook: DCF, M&A, and 60 Claude Prompts Sid Saladi
  13. The modeling-training institution benchmarks AI tools on real modeling tasks. wallstreetprep.com Article · How Founders Use AI Ranking the Best AI Tools for Financial Modeling Wall Street Prep
  14. Compares the big three specifically on forecasting, with accuracy caveats. corporatefinanceinstitute.com Article · How Founders Use AI Sales Forecasting with AI: How ChatGPT, Claude, and Gemini Compare Corporate Finance Institute
  15. A business-planning company's step-by-step for first-time forecasters. liveplan.com Guide · How Founders Use AI How to Use ChatGPT to Create a Financial Forecast for Your Business LivePlan
  16. A documented case of Claude Projects halving three-statement model build time. albusi.com Article · How Founders Use AI Our Claude Test: How AI Financial Modeling Shocked Us Albusi
  17. A packaged Claude skill purpose-built for startup financial planning. mcpmarket.com Guide · How Founders Use AI Startup Financial Modeling Claude Code Skill MCP Market
  18. An India-based finance training firm's honest capability assessment. thewallstreetschool.com Article · How Founders Use AI Can ChatGPT Do Financial Modeling? The WallStreet School
  19. The pre-Series A stack: Causal or Sheets for the model, AI for stress-testing the thinking. startupfortune.com Article · How Founders Use AI AI Financial Modeling for Startups Is the CFO Alternative That Actually Works Startup Fortune
  20. A worked example with the actual prompts and outputs shown. medium.com Article · How Founders Use AI How to Use ChatGPT to Create a Financial Forecast: Example & Guide Selma Khayal
  21. Break the model into revenue build, schedules, and working capital, one prompt each. thebricks.com Guide · How Founders Use AI How to Build a Financial Model with ChatGPT Bricks
  22. A pro SaaS writer names the exact AI tells and how to edit them out. kaleighmoore.com Article · How Founders Use AI Why Your AI Content Sounds Like AI (+ How to Fix That) Kaleigh Moore
  23. The canonical argument for why founders who still write will out-think everyone else. paulgraham.com Article · How Founders Use AI Writes and Write-Nots Paul Graham
  24. Real data showing AI-assisted posts got 22% more engagement, with honest caveats. buffer.com Article · How Founders Use AI Data: Engagement Rate of 1.2 Million AI-Assisted Posts vs. Human-Only Buffer

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The hubs

Starting Up Find an idea, validate it, build, and land your first customers. 1046 questions GTM Go-to-market, from breaking in to how the best teams do it. 352 questions D2C Building a direct-to-consumer brand, India-first. 482 questions Wealth Paying yourself, ESOPs, secondaries, and de-risking founder wealth. 154 questions How Founders Use AI How founders actually put AI to work, mapped topic by topic. 278 questions Glossary Plain-language definitions of the startup and VC terms you'll hit. 390 terms
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