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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. Gives you a copy-paste system prompt that turns ChatGPT/Claude into a 'challenge first, support second' devil's advocate,... aimaker.substack.com Article · How Founders Use AI I Reprogrammed My AI to Disagree With Me, Here's What Happened Wyndo (The AI Maker)
  2. A step-by-step method for designing an AI 'board' with distinct seats, an inverter to challenge assumptions, a simplifier, a... mehtacognition.substack.com Guide · How Founders Use AI How I AI: Build Your Personal Board of Advisors Nishant Mehta (Mehta Cognition)
  3. A chief of staff compares Claude, ChatGPT, Gemini, and Copilot as thought partners for anticipating tough board questions on a... sectionai.com Article · How Founders Use AI How I Use AI to Help My Boss Prepare for Board Meetings Ana Silva (Section)
  4. A bootstrapped SaaS founder shows exactly how he uses ChatGPT and Claude to cover coding, marketing, support, and sysadmin... thebootstrappedfounder.com Article · How Founders Use AI The AI-Powered Solopreneur Arvid Kahl (The Bootstrapped Founder)
  5. Hour-by-hour breakdown of one operator running multiple AI coding agents in parallel, the most concrete picture of one person... every.to Article · How Founders Use AI How I Use Claude Code to Ship Like a Team of Five Kieran Klaassen (Every)
  6. A practical six-step playbook mapping which AI tools cover which gap, discovery, prototyping, production, marketing, sales, for... aakashgupta.medium.com Guide · How Founders Use AI How Solo Founders Are Building $1M+ SaaS Businesses (Using Only AI Tools) Aakash Gupta (Product Growth)
  7. The defining write-up of the tiny-teams movement, with real operating tactics from Gamma, Gumloop, Bolt.new, and other... latent.space Article · How Founders Use AI The Tiny Teams Playbook swyx (Latent Space)
  8. Video · How Founders Use AI "Dumbest idea I've heard" to $100M ARR: Inside the rise of Gamma | Grant Lee Lenny's Podcast
  9. Maps which parts of production readiness you can automate. web.archive.org Article · How Founders Use AI Vibe coding startups: when it works, breaks, and what to automate Autonoma
  10. Learn from seven documented launch failures before yours. web.archive.org Article · How Founders Use AI Vibe coding failures: 7 real apps that broke in production Autonoma
  11. A current shortlist with pricing and platform coverage. toolfolio.com Article · How Founders Use AI 7 best vibe coding tools for mobile apps Toolfolio
  12. The fastest click-through to a connected repo. web.archive.org Guide · How Founders Use AI How to integrate Lovable with GitHub: 1-minute guide Storylane
  13. He threw away three full builds before it stuck; the mistakes here will save you months. web.archive.org Article · How Founders Use AI How I Burned Months Building a Salesforce Replacement with Claude Charles (iCharles)
  14. The sharpest checklist of what a vibe-coded CRM must handle before you trust it with pipeline. aquiva.com Article · How Founders Use AI Considering an AI-Built CRM instead of Salesforce? Read this first Aquiva Labs
  15. Names the Spaghetti Point and the three events that expose it. web.archive.org Article · How Founders Use AI Vibe Coding Technical Debt: The 90-Day Reckoning Autonoma
  16. The founder who lived the failure summarises the whole lifecycle in one line. x.com Thread · How Founders Use AI leo: 'vibe coding is easy: prompt, launch, get hacked' Leonel Acevedo (@leojr94_)
  17. The steelman for keeping some subscriptions: where SaaS still earns its price. web.archive.org Article · How Founders Use AI Build vs. buy in the age of AI, and why Enterprise SaaS still has its moat SmartSuite (Chase Roberts, Northflank)
  18. The feature that cuts up to 90% off repeated context, table stakes for agents. claude.com Article · How Founders Use AI Prompt caching with Claude Anthropic
  19. The expanded book with revenue benchmarks from Harvey, EvenUp and peers. web.archive.org Guide · How Founders Use AI Building Vertical AI (full book, PDF) Bessemer Venture Partners
  20. A startup-incubator's sober read on what agents can and cannot do yet. aihouse.vc Article · How Founders Use AI The State of AI Agents in 2025: Balancing Optimism with Reality AI2 Incubator
  21. A quick digest of the Manus lessons if you skip the original. web.archive.org Article · How Founders Use AI Context Engineering for AI Agents: Key Lessons from Manus Context.Space
  22. The default choice when you want the most polished UI per prompt. v0.app Tool · How Founders Use AI v0 by Vercel Vercel
  23. Prioritized fixes, starting with the most common failure: hardcoded credentials. web.archive.org Article · How Founders Use AI 6 steps to make your vibe-coded app production ready Autonoma
  24. The updated founder edition with 2026 benchmarks, ready to share with your team. web.archive.org Guide · How Founders Use AI The AI pricing playbook for founders (PDF) Bessemer Venture Partners

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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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