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. 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
  2. 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
  3. 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
  4. 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
  5. The most-starred open-source text-to-SQL framework; MIT-licensed and works with any LLM including local ones. github.com Tool · How Founders Use AI vanna-ai/vanna: Chat with your SQL database Vanna.AI In 2 answers
  6. 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
  7. 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
  8. Video · How Founders Use AI Build AI Agents with n8n: Complete Beginner's Automation Course JavaScript Mastery In 2 answers
  9. 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
  10. 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
  11. 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
  12. Video · How Founders Use AI Claude Code + Streamlit = Insane Data Analyst Lore So What In 2 answers
  13. Video · How Founders Use AI AI Agents, Clearly Explained Jeff Su In 2 answers
  14. 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
  15. Lays out the six behaviors that separate a real agent from an ordinary AI tool. lennysnewsletter.com Podcast · How Founders Use AI Make product management fun again with AI agents Lenny's Podcast (Hamza Farooq, Jaya Rajwani) In 2 answers
  16. A concrete before-and-after of chatbots vs agents in the function founders know best. a16z.com Podcast · How Founders Use AI Can AI Agents Finally Fix Customer Support? a16z 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. What support agents can genuinely resolve today, from the founder building them. open.spotify.com Podcast · How Founders Use AI How AI Agents Are Transforming Customer Support, with Decagon's Jesse Zhang No Priors In 2 answers
  19. 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
  20. The person who started the framework wars explains what orchestration is for. sequoiacap.com Podcast · How Founders Use AI LangChain's Harrison Chase on Building the Orchestration Layer for AI Agents Sequoia Training Data In 2 answers
  21. 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
  22. 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
  23. 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
  24. 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

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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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