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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. What the collapse of classic search means for startup content bets. reforge.com Podcast · How Founders Use AI The New AI Marketing Playbook Amid Google's Stumbles Reforge (Kieran Flanagan & Brian Balfour)
  2. Full conference talk on winning when nobody clicks through anymore. turingfest.com Video · How Founders Use AI Zero-Click Marketing with Rand Fishkin Turing Fest
  3. Live data on how much AI content is actually ranking right now. originality.ai Article · How Founders Use AI Amount of AI Content in Google Search Results (Ongoing Study) Originality.ai
  4. Plain-English translation of Google's AI-era ranking guidance. seosherpa.com Article · How Founders Use AI Google AI Search Guidelines: What They Mean for SEO SEO Sherpa
  5. Includes citation data like the 3-month freshness cliff for AI answers. airops.com Guide · How Founders Use AI Answer Engine Optimization (AEO): Your Complete Guide AirOps
  6. From the company tracking millions of AI answers for big brands. tryprofound.com Guide · How Founders Use AI Answer Engine Optimization Ultimate Guide (White Paper) Profound
  7. E-commerce-flavored, concrete tactics for getting recommended by ChatGPT. yotpo.com Article · How Founders Use AI ChatGPT SEO & GEO: 12 Tips to Get Cited in AI Answers Yotpo
  8. Covers entity recognition and topical authority for LLM citation. llmrefs.com Guide · How Founders Use AI Answer Engine Optimization: The Complete Guide LLMrefs
  9. Historical context so you do not over-rotate on the AI panic. searchengineland.com Article · How Founders Use AI Rand Fishkin: Zero-Click Search Began Long Before AI Search Engine Land
  10. 60% of searches end without a click; the strategy that follows. sparktoro.com Article · How Founders Use AI Why Do We Need Zero-Click Marketing? Rand Fishkin (SparkToro)
  11. How to shift an existing SEO program to AEO without starting over. amsive.com Guide · How Founders Use AI Answer Engine Optimization: Evolving Your SEO Strategy in the Age of AI Search Amsive
  12. Practitioner survey on proving value when clicks disappear. databox.com Article · How Founders Use AI Zero-Click Content & ROI: The Future of Marketing Databox
  13. Video · How Founders Use AI How to Turn Long Videos into Shorts with OpusClip (Tutorial) OpusClip tutorial
  14. Tested comparison across avatar, text-to-video, and editing tools. zapier.com Guide · How Founders Use AI The 16 Best AI Video Generators Zapier
  15. Build a digital twin that presents your script in minutes. heygen.com Tool · How Founders Use AI HeyGen AI Video Avatars HeyGen
  16. Honest strengths-and-limits review before you pay for an avatar. marcandrews.com Article · How Founders Use AI HeyGen Review: AI Avatar Videos Without Filming Marc Andrews
  17. Deep context on where avatar video is going before you commit. research.contrary.com Article · How Founders Use AI Synthesia Business Breakdown & Founding Story Contrary Research
  18. Product explainers and launch videos localized into dozens of languages. synthesia.io Tool · How Founders Use AI Synthesia for Marketing Videos and Product Explainers Synthesia
  19. Why generic script prompts fail and a retention-aware one that works. hackernoon.com Article · How Founders Use AI I Built an AI Prompt That Actually Writes YouTube Scripts Worth Watching HackerNoon
  20. Ready-made prompts for hooks, structure, and CTAs. academy.techpresso.co Guide · How Founders Use AI 35 Best Claude Prompts for YouTube Techpresso AI Academy
  21. An AI co-editor that cuts filler, adds captions, and polishes in minutes. descript.com Tool · How Founders Use AI Descript Underlord Descript
  22. A world-class creator's take on delegating editing to AI. chasejarvis.com Article · How Founders Use AI What the Heck Is Descript Underlord? The AI Co-Editor Chase Jarvis
  23. Clone your voice from 1-2 minutes of clean audio for voiceovers. elevenlabs.io Guide · How Founders Use AI ElevenLabs Instant Voice Cloning Docs ElevenLabs
  24. Record studio-quality once; Magic Clips finds the short-form moments. riverside.com Tool · How Founders Use AI Riverside Riverside

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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
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