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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. Her rule of thumb: AI avatars for voiceover and education only, since full avatars still get punished. runneth.com Article · How Founders Use AI Dara Denney, Performance Creative Consultant (Motion expert profile) Motion
  2. Data-led view of how Andromeda punishes near-duplicate ads and rewards ad families. runneth.com Article · How Founders Use AI What Meta Andromeda Means for Creative Diversity Motion
  3. Puts testing budgets in the context of the new AI-driven auction. lp.agency Article · How Founders Use AI The 2026 Paid Social Playbook: Andromeda, Creative Strategy, and AI Attribution Logical Position
  4. The human-creator production system that AI slop competes against and loses to. web.archive.org Article · How Founders Use AI How to Create Quality TikTok Ads with Savannah Sanchez Tydo (feat. Savannah Sanchez)
  5. Time-to-deploy benchmarks: a landing page in 1-2 hours from a standing start. superapp.dev Article · How Founders Use AI Lovable vs Replit: Complete 2025 Comparison for Non-Technical Founders Superapp
  6. The roadmap view so you can time your entry to the features you need. adventuremedia.ai Article · How Founders Use AI 9 ChatGPT Ads Features Launching Later in 2026 (And Why They Matter) AdVenture Media
  7. Side-by-side of the two AI ad experiments and what each signals. adventuremedia.ai Article · How Founders Use AI ChatGPT Ads vs Perplexity Ads: AI Search Advertising Comparison AdVenture Media
  8. An operator-run publication's take on where AppLovin fits a DTC mix. web.archive.org Article · How Founders Use AI AppLovin: From Apps to Ecomm Carts PostPilot
  9. Explains AdCP, the MCP-based protocol letting buying agents interoperate. apostra.com Article · How Founders Use AI What Is Agent-to-Agent Media Buying? Scope3
  10. From an Indian AI music startup: why LinkedIn video gets 5x engagement and how to feed it. web.archive.org Guide · How Founders Use AI LinkedIn Video Marketing: An Ultimate Guide for Content Creators Beatoven.ai
  11. Full setup-to-scale guide including AutoMod's matured spam controls. web.archive.org Guide · How Founders Use AI How to Build and Manage Discord Communities LKI Consulting
  12. The canonical reference if you build your own bot: prompts, tool use, and staying on-topic, straight from the model maker. platform.claude.com Guide · How Founders Use AI Customer support agent (Claude use-case guide) Anthropic
  13. Breaks down what actually counts as a billable resolution, including assumed resolutions and handoff charges. gleap.ai Article · How Founders Use AI Intercom Fin AI Pricing Explained: Evaluating $0.99 Per Resolution Gleap
  14. Startup-sized guidance on when to force escalation rather than let the bot keep trying. gleap.ai Guide · How Founders Use AI AI Support Human Handover Best Practices: Why Human Escalation Still Matters Gleap
  15. Connects prep to the post-call loop so each meeting makes the next one smarter. demodesk.ai Article · How Founders Use AI ChatGPT for sales: transcribing and analyzing sales audio Demodesk
  16. A pragmatic implementation sequence: start simple, add ML only when data justifies it. web.archive.org Guide · How Founders Use AI AI lead scoring guide Involve Digital
  17. Shows AI extracting MEDDIC fields from calls so deal health scores itself. demodesk.ai Guide · How Founders Use AI Automated deal scoring with AI-powered MEDDIC Demodesk
  18. The caveat everyone skips: 40-60% of controls still need humans and process. truvocyber.com Article · How Founders Use AI SOC 2 Automation with Vanta, Drata, and Others: What the Platform Won't Do for You Truvo
  19. The core playbook: AI for market benchmarks, fallback clauses, and counterparty prediction. spellbook.com Guide · How Founders Use AI How to Use AI in Contract Negotiation: Best Practices Spellbook
  20. A concrete workflow for using Claude or ChatGPT to generate your data-room index, summaries, and financial narrative, honest... web.archive.org Guide · How Founders Use AI How to Run an Investor Data Room with AI Starch
  21. Updated after Sora closed: Veo 3.1 for footage with synced sound, Runway Gen-4.5 for control, Kling 3.0 for volume, each with... dupple.com Article · How Founders Use AI The Best AI Video Generators in 2026 (Compared and Ranked) Dupple
  22. OpenAI's own note: the Sora app closed on 26 April 2026 and its API on 24 September 2026. help.openai.com Guide · How Founders Use AI What to know about the Sora discontinuation OpenAI Help Center
  23. What Kling 3.0 added (15-second clips, native audio in more languages and accents), read by a filmmakers' publication. nofilmschool.com Article · How Founders Use AI Kling 3.0 Announced As the AI Video Model Slop Wars Continue to Heat Up No Film School
  24. How a project keeps its own instructions and files, so a handbook loaded once answers every new hire's questions. help.openai.com Guide · How Founders Use AI Projects in ChatGPT OpenAI Help Center

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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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