Explore

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. Funding-flow data, one of the strongest leading indicators of where markets are opening. tracxn.com Tool · How Founders Use AI AI Startups in India: Market & Investment Trends Tracxn
  2. The authoritative India GenAI landscape report for grounding opportunity claims. nasscom.in Article · How Founders Use AI India Generative AI Startup Landscape 2025: Mapping the Momentum nasscom
  3. An investor's curated read on which Indian AI categories have real momentum. activatesignal.substack.com Article · How Founders Use AI India's Top AI Startups - 2025 Pratyush Choudhury
  4. The single best hour on willingness-to-pay conversations, from the Monetizing Innovation author. podcasts.apple.com Podcast · How Founders Use AI The art and science of pricing | Madhavan Ramanujam (Lenny's Podcast) Lenny Rachitsky x Madhavan Ramanujam
  5. OpenAI priced ChatGPT Plus with a Google Form and Van Westendorp, the perfect founder anecdote. strategence-us.com Article · How Founders Use AI AI's Most Human Move: How ChatGPT Used Van Westendorp Pricing to Set Its $20 Plan Strategence
  6. Clear explanation of reading the four intersecting price curves. mainbrainresearch.com Article · How Founders Use AI Van Westendorp Pricing Model: How to Find the Perfect Price MainBrain Research
  7. A researcher's honest take on the method's assumptions and failure modes. fullstackresearcher.substack.com Article · How Founders Use AI The Van Westendorp Method for Optimal Product Pricing Full Stack Researcher
  8. When to graduate from Van Westendorp to conjoint analysis as stakes rise. getmonetizely.com Article · How Founders Use AI Pricing Model Research: Using Van Westendorp & Conjoint Analysis to Set Price Points Monetizely
  9. A billing-infrastructure company's practical framing for SaaS founders. getlago.com Article · How Founders Use AI What Is The Van Westendorp Pricing Model And How Does It Work? Lago
  10. Step-by-step execution detail including sample sizes that make results meaningful. quali-fi.com Guide · How Founders Use AI Van Westendorp Pricing Model: Step-by-Step Guide Quali-Fi
  11. An off-the-shelf survey instrument if you want the rigorous version pre-built. qualtrics.com Tool · How Founders Use AI Pricing Study (Van Westendorp Model) Solution Qualtrics
  12. How to turn one-off pricing research into a repeatable internal capability. akashbajwa.co Article · How Founders Use AI Developing a Pricing Engine for SaaS Products Akash Bajwa
  13. Video · How Founders Use AI AI Tools for Customer Feedback Analysis | Exclusive Lesson Generative AI for Modern Leaders (YouTube)
  14. Video · How Founders Use AI Build This Product Feedback AI Analyst In Just 10 Minutes | FULL TUTORIAL YouTube creator (AI automation)
  15. Video · How Founders Use AI AI Survey Analysis: Analyze Your Data in Seconds SurveyMonkey
  16. Ongoing practitioner interviews on AI-moderated research and democratized survey tools. podcasts.apple.com Podcast · How Founders Use AI Happy Market Research Podcast Jamin Brazil
  17. A current podcast tracking how AI is changing survey methodology. podcasts.apple.com Podcast · How Founders Use AI Real Research: The Market Research Podcast Real Research
  18. The widest current comparison of AI survey builders and analyzers. zonkafeedback.com Article · How Founders Use AI 15 Best AI Survey Tools (Reviewed & Compared) Zonka Feedback
  19. In-depth reviews including respondent-panel access for founders without an audience. pollfish.com Article · How Founders Use AI 8 Best AI Survey Tools (In-Depth Look) Pollfish
  20. Covers the create-analyze-act loop rather than just tool names. survicate.com Article · How Founders Use AI Best AI Survey Tools to Create, Analyze, Act on Feedback Survicate
  21. Feature and pricing comparison for budget-conscious founders. qualaroo.com Article · How Founders Use AI 10 Best AI Survey Tools: Features and Pricing Qualaroo
  22. Conversational AI surveys that probe answers in real time instead of collecting static ratings. theysaid.io Tool · How Founders Use AI TheySaid: AI User Testing, Surveys & Interviews Platform TheySaid
  23. Maps the full feedback stack from collection to AI synthesis. blog.buildbetter.ai Article · How Founders Use AI 25 Best User Feedback Tools: AI-Powered Platforms BuildBetter
  24. Ranks platforms by insight-per-response, the metric that actually matters. getperspective.ai Article · How Founders Use AI AI Market Research Platforms: 10 Tools Ranked by Research Depth Perspective AI

Show the next 24

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
eChai Partner Brands The partnership →