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. The Indian breakout story, with numbers verified by press. techcrunch.com Article · How Founders Use AI India's vibe-coding startup Emergent claims ARR of over $100M in 8 months TechCrunch In 2 answers
  2. The growth-strategy teardown founders can actually copy. growthunhinged.com Article · How Founders Use AI Europe's fastest growing startup? Lovable's growth story Growth Unhinged (Kyle Poyar) In 2 answers
  3. Institutional-grade research on the category leader. research.contrary.com Article · How Founders Use AI Lovable business breakdown and founding story Contrary Research In 2 answers
  4. Survey data on solo AI-built businesses below the headlines. freemius.com Article · How Founders Use AI AI-driven, founder-led: the state of micro-SaaS Freemius In 2 answers
  5. Hands-on with the a16z-backed prompt-to-native-app tool. nocode.mba Guide · How Founders Use AI Rork AI review and tutorial: build mobile apps No Code MBA In 2 answers
  6. A tested shortlist for the step after the spreadsheet, from a team that reviews tools for a living. zapier.com Article · How Founders Use AI The 9 best internal tool builders Zapier In 2 answers
  7. Written for founders making a business decision, not developers comparing specs. altar.io Article · How Founders Use AI Lovable vs Bolt vs v0 vs Replit Agent vs Base44: A Founder's Comparison Altar.io In 2 answers
  8. A designer-operator's decision tree for which tool fits which internal job. annaarteeva.medium.com Article · How Founders Use AI Choosing your AI prototyping stack: Lovable, v0, Bolt, Replit, Cursor compared Anna Arteeva In 2 answers
  9. Covers the v0 angle most comparisons skip: generating UI for a stack you already have. uibakery.io Article · How Founders Use AI v0 vs Bolt vs Replit: AI Builders Compared UI Bakery In 2 answers
  10. Benchmarks the same prompt across builders with timing and code-quality notes. digitalapplied.com Article · How Founders Use AI AI App Builders: v0 vs Lovable vs Bolt vs Replit Digital Applied In 2 answers
  11. A database-tooling company's sober shortlist of what actually generates runnable SQL. bytebase.com Article · How Founders Use AI Top 5 Text-to-SQL Query Tools Bytebase In 2 answers
  12. Explains how schema introspection lets Claude reason about your data model, not just guess. pgedge.com Article · How Founders Use AI Introducing the pgEdge Postgres MCP Server pgEdge In 2 answers
  13. The community's favourite structured n8n course, from a former Goldman BI analyst. classcentral.com Course · How Founders Use AI n8n Masterclass: Build AI Agents and Automate Workflows (Beginner to Pro) Nate Herk In 2 answers
  14. A PM's exact prompts for turning raw data into a dashboard stakeholders actually open. medium.com Article · How Founders Use AI How To Build Interactive Dashboards With Claude Like An AI Product Manager Ian Khor In 2 answers
  15. Connecting real data feeds to Claude-built dashboards, with worked examples. blog.coupler.io Guide · How Founders Use AI Claude.ai Artifacts for Live Analytics Dashboards Coupler.io In 2 answers
  16. IBM's plain-language guide to how agents plan, use tools and remember, with business examples. ibm.com Guide · How Founders Use AI AI agents IBM In 2 answers
  17. Reported stories of one-person companies plus an honest look at the limits. fortune.com Article · How Founders Use AI Solo founders are using AI to do the work of entire teams Fortune In 2 answers
  18. OpenAI's orchestration patterns apply whichever stack you choose. openai.com Guide · How Founders Use AI A Practical Guide to Building Agents OpenAI In 2 answers
  19. The single chart that explains why what is unaffordable today is cheap next year. a16z.com Article · How Founders Use AI Welcome to LLMflation: LLM inference cost is going down fast a16z (Guido Appenzeller) In 2 answers
  20. The headline numbers in thread form for a two-minute read. x.com Thread · How Founders Use AI LLMflation: 10x cheaper per year a16z In 2 answers
  21. Why KV-cache hit rate is the one production metric that decides agent margins. manus.im Article · How Founders Use AI Context Engineering for AI Agents: Lessons from Building Manus Yichao 'Peak' Ji (Manus) In 2 answers
  22. The full stack of costs behind a token price, for founders selling AI products. introl.com Article · How Founders Use AI Inference Unit Economics: The True Cost Per Million Tokens Introl In 2 answers
  23. Every question you will have about evals, answered by the field's top teacher. hamel.dev Article · How Founders Use AI LLM Evals: Everything You Need to Know (FAQ) Hamel Husain In 2 answers
  24. The course that trained 2,000+ people, including teams at OpenAI and Anthropic. maven.com Course · How Founders Use AI AI Evals For Engineers & PMs (Maven course) Hamel Husain & Shreya Shankar In 2 answers

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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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