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. Where the biggest sending platform thinks the channel goes next. instantly.ai Article · How Founders Use AI Future of Cold Email: AI, Personalization & Automation Trends Shaping 2026-2027 Instantly.ai
  2. Large-sample benchmarks, including the surprising finding that founders reply most. belkins.io Article · How Founders Use AI What are B2B Cold Email Response Rates? (Study) Belkins
  3. Platform-scale benchmark data to calibrate whether your campaign is broken or normal. instantly.ai Article · How Founders Use AI Cold Email Response Rates: B2B Benchmarks Instantly.ai
  4. The warm-intro motion that increasingly carries the pipeline cold email used to. commsor.com Article · How Founders Use AI 2025 Guide to Warm Introductions: Mixing Old Strategies with New Tech Commsor
  5. 1,305 GTM leaders on why outbound alone no longer hits targets. commsor.com Guide · How Founders Use AI The Warm Intro Gap Report Commsor
  6. The steel-manned pessimist case, worth reading before you commit a quarter to outbound. medium.com Article · How Founders Use AI Why Cold Outreach Is Failing in 2025 (And What to Do Instead) Letters on Growth (Medium)
  7. A balanced verdict separating dead tactics from the durable core of the channel. getboomerang.ai Article · How Founders Use AI Death to Cold Outreach? The Honest Take Boomerang
  8. Existence proof that great campaigns still massively outperform, with the actual copy. tactics.30mpc.com Guide · How Founders Use AI Steal the cold email campaign that gets 15%+ replies 30 Minutes to President's Club
  9. 400+ episodes of working outbound tactics, the ongoing answer to 'what still works'. outboundsquad.com Podcast · How Founders Use AI Outbound Squad Podcast Jason Bay
  10. Subscribe link for the same feed on Apple, easy to sample the recent AI episodes. podcasts.apple.com Podcast · How Founders Use AI Outbound Squad (Apple Podcasts) Jason Bay
  11. Video · How Founders Use AI I Tried Alex Hormozi's $100M Cold Outreach Strategy In 2026 Independent creator (YouTube)
  12. Video · How Founders Use AI This New Lead Magnet 5X Our Cold Email Reply Rate Independent cold email operator (YouTube)
  13. A single high-leverage finding: softening your CTA measurably lifts replies. growleads.io Article · How Founders Use AI Interest-Based CTAs Beat Meeting Requests: 304K Email Study GrowLeads
  14. How founder content creates the warm surface area that makes cold outreach land. creators.spotify.com Podcast · How Founders Use AI RV207: Chris Walker's LinkedIn Playbook Chris Walker (B2B Revenue Vitals)
  15. Marks the shift to running deep research directly over your own pipeline data. ir.hubspot.com Article · How Founders Use AI HubSpot Launches First CRM Deep Research Connector With ChatGPT HubSpot
  16. Ready prompts for pipeline reviews, call prep, and account digests over CRM data. hubspot.com Tool · How Founders Use AI HubSpot + ChatGPT Connector Prompt Library HubSpot
  17. The thinking behind the notetaker founders and VCs adopted by word of mouth. podcasts.apple.com Podcast · How Founders Use AI Chris Pedregal: Building Granola (Invest Like the Best) Patrick O'Shaughnessy (Invest Like the Best)
  18. Covers the sales-call folders and shared-notes features founders use with their teams. techcrunch.com Article · How Founders Use AI Granola raises $43M at $250M valuation, launches collaborative features TechCrunch
  19. A quick head-to-head to pick your notetaker: follow-up automation versus lightweight notes. fathom.ai Tool · How Founders Use AI Granola vs. Fathom Fathom
  20. Live user-ranked directory when you want to compare beyond the big two. producthunt.com Tool · How Founders Use AI The best AI notetakers (Product Hunt category) Product Hunt
  21. Short, measurable tweaks for follow-up sequences that AI can apply automatically. gong.io Guide · How Founders Use AI 4 Data-Backed Ways to Increase Your Email Reply Rate Gong Labs
  22. A practical map of triggers, sequences, and scoring for automated follow-up. monday.com Article · How Founders Use AI AI lead follow up: how to build a successful sales system monday.com
  23. Where agentic follow-up genuinely works: fast, consistent responses to inbound interest. qualified.com Article · How Founders Use AI How to automate lead follow-up with AI SDRs Qualified
  24. Setting up the AI-native CRM many startups now default to, with AI attributes explained. automationjinn.com Guide · How Founders Use AI Attio CRM: The Complete Guide for Startups Automation Jinn

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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