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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. A current end-to-end workflow: assumptions, search signals, complaints, landing page, outreach, in two days. spectrumailab.com Guide · How Founders Use AI How to Validate a Startup Idea With AI Before You Build Anything Spectrum AI Lab
  2. Includes ready templates so the 48-hour test starts immediately instead of with a blank page. digitalapplied.com Guide · How Founders Use AI AI Business Validation: Test Any Idea in 48 Hours Digital Applied
  3. Seven pre-build validation methods you can execute with AI assistance in days, not weeks. lemonpage.ai Article · How Founders Use AI 7 Ways to Validate a Product Idea Without Building an MVP LemonPage AI
  4. Explains when a smoke test is the right instrument and how to read its results without fooling yourself. painonsocial.com Guide · How Founders Use AI Smoke Tests: A Complete Guide for Startup Founders PainOnSocial
  5. Video · How Founders Use AI How to use AI to do quick competitive analysis YouTube creator (product marketing)
  6. Video · How Founders Use AI How to use AI for Competitor Analysis in Product Marketing (in 5 mins) YouTube creator (product marketing)
  7. Video · How Founders Use AI Create a McKinsey-Level Competitive Analysis with AI! YouTube creator (AI for business)
  8. Video · How Founders Use AI Build an AI Competitor Analysis Agent (No-Code Tutorial) YouTube creator (automation)
  9. Video · How Founders Use AI Build an AI Competitor Analysis Tool with Lovable AI & Firecrawl | Full Tutorial YouTube creator (dev tutorials)
  10. Video · How Founders Use AI AI Competitors Analysis: The Only AI Workflow I Trust YouTube creator (marketing ops)
  11. Video · How Founders Use AI Miro Flows Tutorial: Automate Competitor Analysis with AI Miro
  12. A dense long-form interview on positioning fundamentals your AI research must plug into. fs.blog Podcast · How Founders Use AI April Dunford: Product Positioning (The Knowledge Project Ep. 201) Farnam Street / Shane Parrish
  13. Head-to-head benchmark so you pick the right model for landscape work. panoramata.co Article · How Founders Use AI Which AI Tool Wins for Competitive Analysis? ChatGPT, Claude, and Gemini Compared Panoramata
  14. Gemini-specific prompts and workflow for competitor mapping with live web grounding. panoramata.co Article · How Founders Use AI How to Use Google Gemini for Competitor Analysis Panoramata
  15. An agent-based playbook showing what a full market scan looks like when AI does the legwork. manus.im Guide · How Founders Use AI AI Competitor Analysis Tool: Research Any Market Fast Manus
  16. Perplexity's cited answers make it the least hallucination-prone tool for competitor fact-finding. patrickfrank.com Article · How Founders Use AI Use Perplexity for Better Research + Competitive Analysis Patrick Frank
  17. A free workflow that finds competitors and files structured profiles into Notion automatically. n8n.io Tool · How Founders Use AI Automate competitor research with Exa.ai, Notion and AI agents (n8n template) n8n community
  18. Set-and-forget monitoring so pricing page changes come to you instead of you checking weekly. n8n.io Tool · How Founders Use AI Monitor competitors' websites for changes with OpenAI and Firecrawl (n8n template) n8n community
  19. Purpose-built for the hardest part: keeping competitor pricing data actually current. n8n.io Tool · How Founders Use AI Automated competitor pricing monitor with Bright Data MCP & OpenAI (n8n template) n8n community
  20. Combines scraping, RSS, and an LLM into a continuous competitor intelligence feed. n8n.io Tool · How Founders Use AI AI-driven competitor & market intelligence with GPT-4 & Apify (n8n template) n8n community
  21. A structured course if you want to go deep on AI-driven market intelligence rather than piece it together. udemy.com Course · How Founders Use AI ChatGPT Competitive Analysis: Master AI Market Intelligence Udemy
  22. Video · How Founders Use AI The RIGHT Way to Calculate your Market Size (TAM/SAM/SOM) YouTube creator (startup finance)
  23. Video · How Founders Use AI How to Size Your Market (TAM SAM SOM) the RIGHT WAY YouTube creator (startup funding)
  24. Video · How Founders Use AI Why Everyone Gets TAM Market Sizing WRONG: Explained by a VC VC (YouTube)

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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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