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 clear practitioner explainer of the five-step pipeline behind the reports. gend.co Article · How Founders Use AI ChatGPT Deep Research: How It Works and When to Use It Gend
  2. A blunt business-lens review that saves you from trusting the wrong tool for client-facing work. sectionai.com Article · How Founders Use AI We tested two Deep Research tools. One was unusable. Section (AI business school)
  3. For technical founders: wire deep research into your own product or internal tools. developers.openai.com Guide · How Founders Use AI Introduction to deep research in the OpenAI API (Cookbook) OpenAI
  4. OpenAI's own research on why models bluff: training rewards guessing over admitting uncertainty. openai.com Article · How Founders Use AI Why language models hallucinate OpenAI
  5. The story behind the hallucination tracker and what patterns keep repeating. forbes.com Article · How Founders Use AI Attorneys: Track AI Hallucination Cases With This New Tool Lars Daniel, Forbes
  6. The largest study of AI answer accuracy: 3,000 responses, 18 countries, sobering numbers. ebu.ch Article · How Founders Use AI AI assistants misrepresent news content 45% of the time (EBU/BBC study) EBU / BBC
  7. A readable summary of which assistants failed worst and on what. journalism.co.uk Article · How Founders Use AI Nearly half of AI-generated answers contain an error (EBU-BBC report) Journalism.co.uk
  8. A master practitioner reframes the real risk: errors that look plausible and are never checked. simonw.substack.com Article · How Founders Use AI Hallucinations in code are the least dangerous form of LLM mistakes Simon Willison
  9. Shows the fix is process discipline, not abandoning the tools; directly transferable to founders. thomsonreuters.com Article · How Founders Use AI GenAI hallucinations are still pervasive in legal filings, but better lawyering is the cure Thomson Reuters Institute
  10. Librarians teach lateral reading, the single most useful verification technique. guides.library.vcu.edu Guide · How Founders Use AI How to Fact Check Generative AI Virginia Commonwealth University Libraries
  11. Explains why models invent perfectly formatted citations to papers that never existed. citely.ai Article · How Founders Use AI ChatGPT Gave You References? Here's How to Check If They're Real Citely
  12. A running tally of what unverified AI output costs professionals in the real world. gc.ai Article · How Founders Use AI AI Hallucination Legal Cases: A Sanctions Tracker GC AI
  13. A consultancy-grade playbook on prompting and retrieval patterns that reduce fabrication. devoteam.com Guide · How Founders Use AI Understanding and Correcting AI Hallucinations: The 2025 Guide Devoteam
  14. The free reference 3M+ people learned from, covering zero-shot to ReAct with examples. promptingguide.ai Guide · How Founders Use AI Prompt Engineering Guide (promptingguide.ai) DAIR.AI
  15. A self-paced course version if you prefer structure over docs. academy.dair.ai Course · How Founders Use AI Introduction to Prompt Engineering (DAIR Academy) DAIR.AI
  16. Google's persona-task-context-format formula with role-specific examples; effective prompts average 21 words. services.google.com Guide · How Founders Use AI Gemini for Google Workspace Prompting Guide (handbook) Google
  17. The interactive version of the handbook, organised by job and use case. workspace.google.com Guide · How Founders Use AI Google Workspace with Gemini Prompt Guide Google Workspace
  18. A two-minute read of prompting basics to share with non-technical teammates. support.google.com Guide · How Founders Use AI Tips to write prompts for Gemini Google
  19. Names the 8 components of a research prompt including guardrails and anti-hallucination clauses. findskill.ai Guide · How Founders Use AI Deep Research Prompt Framework FindSkill.ai
  20. A copy-paste template that turns a fuzzy founder question into an analyst brief. armenberenson.com Guide · How Founders Use AI Deep Research Prompt Template Armen Berenson
  21. The meta-prompting trick: have the model interview you before it researches. linkedin.com Article · How Founders Use AI ChatGPT Deep Research: Prompts inside prompts Seth Wylie
  22. Worked examples of weak vs strong research prompts with the outputs compared. medium.com Article · How Founders Use AI Unlock ChatGPT's Research Superpowers: Guide to Deep Research Prompts Ali Azimi Darmian
  23. OpenAI's own training material on briefing the research agent properly. academy.openai.com Course · How Founders Use AI Deep research (OpenAI Academy resource) OpenAI Academy
  24. An educator's battle-tested prompt patterns for rigorous, citable research output. teachingnaked.com Guide · How Founders Use AI Deep Research Prompts José Bowen (Teaching Naked)

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