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. A measurement company's guidance on validating the new channel's claims. northbeam.io Article · How Founders Use AI What Is AppLovin and How to Leverage It for Marketing Success Northbeam
  2. What the attribution data actually shows for early AppLovin ecommerce spenders. triplewhale.com Article · How Founders Use AI Triple Whale x AppLovin: A Game-Changer for Ecommerce Ad Performance Triple Whale
  3. The research-house overview: PMax at 91% adoption, Advantage+ at 88%. emarketer.com Article · How Founders Use AI FAQ on AI Media Buying: Platform Tools, Agency Strategy, and How to Win in 2026 eMarketer
  4. A current snapshot of agent-run buying moving into production. forbes.com Article · How Founders Use AI The Next (Agentic) Phase of Media Buying Is Coming Forbes Business Development Council
  5. Which media-buying tasks agents absorb first: pacing, reporting, compliance. advertisingweek.com Article · How Founders Use AI Agentic AI Will Transform Media Buying, Starting from the Inside Out Advertising Week
  6. Maps the agent layer onto the familiar campaign workflow. martechbreakthrough.com Article · How Founders Use AI The New Marketing Stack: How AI Agents Are Redefining Campaign Execution MarTech Breakthrough
  7. A trends briefing on where agentic advertising is real versus vapor. mtm.video Article · How Founders Use AI 2025 Trends for Agentic AI in Advertising and Marketing MTM
  8. The cross-platform agent strategy small teams can run without an agency. stormy.ai Article · How Founders Use AI Scaling Cross-Platform: Using an AI Agent for Media Buying to Break Walled Gardens Stormy AI
  9. Neutral coverage of TikTok's official Smart+ playbook release. socialmediatoday.com Article · How Founders Use AI TikTok Publishes New Guide to Its AI-Powered Campaigns Social Media Today
  10. An agency's annotated read of what TikTok's guide really means for buyers. avenuez.com Article · How Founders Use AI TikTok Releases Official Smart+ Guide Avenue Z
  11. The B2B angle for SaaS founders whose buyers are not on TikTok. demandgenreport.com Article · How Founders Use AI AI Agents Revolutionized B2B Marketing in 2025: From Automation to Strategy Demand Gen Report
  12. A broad survey of the AI buying-tool landscape across channels. callpm.com Article · How Founders Use AI Media Buying and Planning: AI, Automation, and Tools Shaping 2025 Call PM
  13. A blunt checklist of the tells that make readers scroll past AI-flavoured posts. mediaalacarte.com Article · How Founders Use AI What Is AI Slop and Why It's Quietly Killing Your Brand on Social Media a la Carte
  14. The big-picture recap of how platforms are reforming feeds against low-effort AI content, so you know which way the wind blows. webpronews.com Article · How Founders Use AI AI Slop Floods Social Media in 2025, Backlash Spurs 2026 Reforms WebProNews
  15. The Asia-market view of the same backlash, closer to the feeds Indian founders actually post into. aiinasia.com Article · How Founders Use AI AI 'Slop' Eroding Social Media Experience AI in Asia
  16. The internet's best-known solopreneur on why he uses AI for leverage but never for his voice. justinwelsh.me Article · How Founders Use AI AI Is Coming For Us (Here's My Plan) Justin Welsh
  17. Video · How Founders Use AI The New Way of Making Content in the Age of AI Alex Hormozi
  18. HubSpot's CMO and SVP on using AI aggressively without torching brand trust. open.spotify.com Podcast · How Founders Use AI The Brand NEW AI Marketing Strategy for 2025 Marketing Against the Grain (Kipp Bodnar & Kieran Flanagan)
  19. A working marketer's tested list of AI uses that add value instead of noise. x.com Thread · How Founders Use AI 5 AI Content Tasks Beyond Blog Posts The Boring Marketer
  20. From someone running personal brands for 30+ founders: a lean AI cadence that stays personal. x.com Thread · How Founders Use AI How to Use AI to Become the Most Recognized Founder in Your Industry in 45 Minutes a Week Mubbu
  21. Prompts designed to pull YOUR stories out of you rather than generate generic filler. forbes.com Article · How Founders Use AI 7 ChatGPT Prompts to Keep Your LinkedIn Active with Genius Content Jodie Cook (Forbes)
  22. A transparent look at where a respected social company lets AI in and where humans stay. buffer.com Article · How Founders Use AI How We Use AI on the Content Team at Buffer Buffer
  23. Study the accounts doing AI-heavy content well before you build your own system. favikon.com Article · How Founders Use AI Top 200 AI Leaders on Social Media, 2025 Report Favikon
  24. Clarifies the real fork in the road: AI-assisted writing tools versus pure automation tools. typefully.com Article · How Founders Use AI Typefully vs Hypefury: Choosing Your Writing-First Scheduler Typefully

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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