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.
- A short, tactical list of ways to test willingness to pay, from small paid pilots to letters of intent to pricing-page click... The Glimpse Article · Starting Up 6 Practical Ways to Find Out if Your Customers are Willing to Pay The Glimpse
- A first-hand account of how a founder recruited a small group of likely buyers, shipped the most basic thing, and iterated on... Intercom Blog Article · Starting Up How to launch with a validated idea Garrett Moon
- Jackson's test is blunt and useful: can you name five specific real people who need this and would buy it. If you cannot, you... justinjackson.ca Essay · Starting Up A simple way to validate your startup idea Justin Jackson
- A practical checklist for turning a hunch into tested evidence, including how to run interviews that surface pain before you... First Round Review Article · ~15 min read · Starting Up How to Test a Business Idea: Essential Tools for Validating Before You Launch First Round Review
- This is the full, concrete story of how Airbnb got off zero, from the Craigslist cross-posting hack to poaching Craigslist... First 1000 Article · ~12 min read · Starting Up How Airbnb Got Its First 1,000 Customers Ali Abouelatta
- YC partners who have watched thousands of founders unpack what the essay looks like in practice, with real examples from... Y Combinator Video · 26 min · Starting Up YC's Group Partners Discuss Doing Things That Don't Scale Y Combinator Group Partners
- The full Airbnb origin story, including the moment the founders flew to New York to photograph listings themselves because bad... Product Habits Article · 20 min read · Starting Up How Two Designers Created Airbnb and Turned It Into a Billion-Dollar Company Hiten Shah
- A short explainer of the Stripe tactic Paul Graham named after the Collison brothers: instead of emailing a signup link, they... This is KP Article · 8 min read · Starting Up The Collison Installation KP
- A compact guide to interviewing around jobs, pains, and gains without leading the witness. It keeps you from talking about your... Strategyzer Article · ~6 min read · Starting Up A Quick Guide to Asking Good Customer Questions Strategyzer
- A blunt, founder-written case for charging early customers instead of giving the product away. Shah walks through exactly what... OnStartups (Dharmesh Shah) Article · Starting Up Giving Your Software Away For Free (Startup Reality Distortion Effect #1) Dharmesh Shah
- A curated set of pricing deep dives from operators who have set prices at real companies. This is the right next step once you... First Round Review Article · Starting Up Our 6 Must Reads on Pricing a Product First Round Review
- A ready made four question survey for finding the price range your customers see as fair, including the point where "too cheap"... Contentsquare Template · Starting Up Van Westendorp Price Sensitivity Survey Template Contentsquare
- A short, balanced look at whether to charge alpha and early customers, with founders on both sides. The useful conclusion is a... Fast Company Article · Starting Up To Charge or Not to Charge: That's the Question for These Startups Fast Company
- A founder's story of clinging to free, then flipping to paid and reaching real revenue. It is concrete and relatable if you are... Indie Hackers Article · Starting Up From Refusing to Charge for His Products to Making $500k+ ARR Indie Hackers
- A clear breakdown of incentive choices (free trial, discount, pilot fee) for getting first traction without simply giving the... Mercury Article · Starting Up Free Trials vs. Discounts: Choosing the Right Startup Incentive Mercury
- A two time unicorn founder's answer to the exact fear behind giving it away: the belief that a low or zero price wins you... A Smart Bear Article · Starting Up Should I Price My Product Low? Jason Cohen
- This is the Figma half of your short answer, told with the CEO's own account. Field cold emailed designers he admired and... Fortune Article · 5 min read · Starting Up How Dylan Field cold-emailed his heroes to build Figma Fortune
- Talking to prospects only pays off if you capture what you hear in a way you can act on. This free Google Doc gives you a... Kromatic Template · Google Doc template · Starting Up Customer Discovery Note-Taking Template Kromatic
- Fishkin pushes back on the fuzzy way founders talk about fit and argues for tracking concrete behaviors like usage, retention,... SparkToro Article · 12 min read · Starting Up Product-Market Fit is a Broken Concept. There's a Better Way. Rand Fishkin
- A practical conversation on validating demand through structured customer research rather than gut feel or friendly signups.... First Round Review Podcast Podcast · 50 min · Starting Up How to find product-market fit before you start building (with UserLeap's Ryan Glasgow) Ryan Glasgow
- Your question is really about a denominator, and this piece gives realistic stage-by-stage conversion benchmarks. It helps you... Close.com Article · ~12 min read · Starting Up Understanding Your Sales Funnel Conversion Rate Steli Efti
- Hoffman turns the Airbnb story into four transferable lessons, including the crucial one about when to stop. The manual,... Reid Hoffman (Medium) Essay · 12 min read · Starting Up How to Scale a Magical Experience: 4 Lessons from Airbnb's Brian Chesky Reid Hoffman
- A short, honest founder writeup that echoes the heart of our answer: a handful of real conversations with people in your target... Indie Hackers Thread · approx 10 min read · Starting Up How I got my first 100 users Alexander Chen
- If your customers run their business on WhatsApp, being reachable there yourself is the point. The free Business app gives you... Meta / WhatsApp (Google Play) Tool · Free app · Starting Up WhatsApp Business app WhatsApp
The hubs
Starting Up
Find an idea, validate it, build, and land your first customers.
GTM
Go-to-market, from breaking in to how the best teams do it.
D2C
Building a direct-to-consumer brand, India-first.
Wealth
Paying yourself, ESOPs, secondaries, and de-risking founder wealth.
How Founders Use AI
How founders actually put AI to work, mapped topic by topic.
Glossary
Plain-language definitions of the startup and VC terms you'll hit.
eChai Partner Brands
The partnership →