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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. Hosted by Prateek Panda of Phyllo, a creator-economy infrastructure company with deep India roots, this is founders and... open.spotify.com Podcast · D2C IMpulse - The Influencer Marketing Podcast Prateek Panda (Phyllo) In 2 answers
  2. A crisis-comms specialist dissecting real, recent brand controversies week by week, good ongoing listening if reputation... The PR Breakdown Podcast · D2C The PR Breakdown with Molly McPherson Molly McPherson In 2 answers
  3. The Ken's Daybreak team unpacks GST 2.0, the biggest rewrite of the tax founders are registering into in 2026, in plain audio... The Ken (Daybreak) Podcast · D2C All You Need to Know About GST 2.0 The Ken (Daybreak) In 2 answers
  4. Podcast · ~60 min · GTM GTM Blueprint for Emerging Markets, Sachin Bhatia Exotel, Founder's Deep Dive E23 Sachin Bhatia In 2 answers
  5. Podcast · 1 hr 9 min listen · GTM Building a Multi-Million Dollar SaaS Company: Whatfix Founders Siddhartha Ahluwalia with Khadim Batti and Vara Kumar Namburu In 2 answers
  6. The Almabase founder on partnering with a billion dollar company as a small Indian startup and the win win win test he uses,... SaaSBoomi Podcast · 50 min listen · GTM Acing ABM, Customer Dev and Partnerships in the US Kalyan Varma with Arvind Parthiban and Varun Shoor In 2 answers
  7. The number that should scare you into reading it: 70 percent of first VP of Sales hires do not make it. Ten named mistakes,... SaaStr Podcast · 35 min listen · GTM Hiring a Great VP of Sales: The New, Latest Edition with Jason Lemkin Jason Lemkin In 2 answers
  8. Asthana describes earning developer trust by being useful in forums years before monetising, which is the honest version of... In Depth, First Round Review Podcast · 1 hr 10 min · GTM From Chrome extension to $5B platform: Postman's journey with Abhinav Asthana Brett Berson with Abhinav Asthana In 2 answers
  9. Shopify's performance marketing lead on channel order (Google search first, LinkedIn reserved for tight B2B targeting because... Lenny's Newsletter Podcast · 75 min listen · GTM The ultimate guide to performance marketing Timothy Davis with Lenny Rachitsky In 2 answers
  10. Isford's team found Airtable's aha moment and lifted activation about 20 percent by rebuilding onboarding around it, so this is... Lenny's Podcast Podcast · 64 min · GTM Mastering onboarding | Lauryn Isford (Head of Growth at Airtable) Lauryn Isford with Lenny Rachitsky In 2 answers
  11. Podcast · 26 min · GTM S6E1 - Product Led Growth ft. Ruchin Kulkarni, Co-founder of Toplyne.io Ruchin Kulkarni In 2 answers
  12. Podcast · 45 min · GTM Getting SaaS pricing right (1/2) - Varun Shoor, Kayako | BTS E14 | SaaSBoomi Podcast Varun Shoor In 2 answers
  13. Lovable's CEO explains exactly who the tool is built for. lennysnewsletter.com Podcast · How Founders Use AI Building Lovable: $10M ARR in 60 days | Anton Osika Lenny's Podcast In 2 answers
  14. Replit's CEO on the all-in-one build, host, and learn platform. lennysnewsletter.com Podcast · How Founders Use AI Behind the product: Replit | Amjad Masad Lenny's Podcast In 2 answers
  15. The founding engineers' own prompting and planning habits. every.to Podcast · How Founders Use AI How to use Claude Code like the people who built it Every (Dan Shipper with Anthropic engineers) In 2 answers
  16. 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
  17. 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
  18. A 15-person company running on agents across writing, code, support and consulting. lennysnewsletter.com Podcast · How Founders Use AI The AI-native startup: 5 products, 7-figure revenue, 100% AI-written code | Dan Shipper Lenny's Podcast (Dan Shipper) In 2 answers
  19. 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
  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 same masterclass in podcast form for the commute. open.spotify.com Podcast · How Founders Use AI Why AI evals are the hottest new skill (audio) Lenny's Podcast In 2 answers
  22. Sierra's founder on agents as the new front door for every brand. sierra.ai Podcast · How Founders Use AI No Priors Ep. 82: Bret Taylor on company-branded agents No Priors (Bret Taylor) In 2 answers
  23. Why enterprise software's future belongs to vertical agents, per its loudest champion. pigment.com Podcast · How Founders Use AI Vertical AI Agents | Bret Taylor on Perspectives Pigment Perspectives (Bret Taylor) In 2 answers
  24. The unvarnished go-to-market grind behind a vertical agent startup. upstartsmedia.com Podcast · How Founders Use AI Jesse Zhang on sales battles, AI wrapper revenge, and making agents work Upstarts Media (Jesse Zhang) In 2 answers

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