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. An independent review of the Word-based contract tool from a publication for practising lawyers. lawyerist.com Article · How Founders Use AI Spellbook review: cost, features, pros and cons Lawyerist
  2. Contract workflow for in-house teams, from request and drafting to approval and signature. spotdraft.com Tool · How Founders Use AI SpotDraft: AI contract lifecycle management SpotDraft
  3. How an Indian team built a contract platform used by companies abroad, and what it learned about selling legal software. founderthesis.com Podcast · How Founders Use AI How Madhav Bhagat Built SpotDraft by Betting Against His Own Vision (Twice) Founder Thesis (Akshay Datt)
  4. How the best-funded legal AI company works with large law firms, and what that means for everyone else. podcasts.apple.com Podcast · How Founders Use AI Harvey: inside the $5bn legal AI startup The Non-Billable Podcast
  5. Actual lawyer prompts for issue spotting, steal them wholesale. spellbook.com Guide · How Founders Use AI AI Prompts Lawyers Can Use for Contract Review and Issue Spotting Spellbook
  6. Broader prompt library spanning drafting, review, and client communication. spellbook.com Guide · How Founders Use AI 15+ ChatGPT Prompts Lawyers Can Use in Real Legal Work Spellbook
  7. Eight refined prompts with the reasoning behind each one's structure. juro.com Guide · How Founders Use AI 8 best ChatGPT prompts for lawyers Juro
  8. Includes the executive-summary and industry-standards-comparison prompts founders use most. promptadvance.club Article · How Founders Use AI 6 ChatGPT Prompts for Efficient Contract Review Prompt Advance
  9. Claude-specific prompting, since Claude's structured outputs suit contract tables especially well. thelegalprompts.com Guide · How Founders Use AI Claude AI for Lawyers: Best Prompts, Use Cases and Tips The Legal Prompts
  10. A law firm's internal Claude playbook made public. everinghamlegal.com Guide · How Founders Use AI Claude for Legal: Instruction Guide Everingham Legal
  11. Video · How Founders Use AI Claude vs ChatGPT for Lawyers in 2026: A Practitioner's Verdict Legal practitioner panel (YouTube)
  12. Video · How Founders Use AI Testing AI Legal Research: Clio, Claude and ChatGPT Face-Off Legal tech creator (YouTube Shorts)
  13. Drafting-side prompts to complement the review-side ones. strongsuit.com Article · How Founders Use AI Top 5 ChatGPT Prompts for Efficient Legal Contract Drafting StrongSuit
  14. Three-model comparison so you stop assuming all chatbots give the same legal answer. everintentlegalai.com Guide · How Founders Use AI ChatGPT vs Claude vs Gemini: Which AI Should Attorneys Actually Use? EverIntent
  15. The direct answer to this exact question, tier by tier. pactly.com Article · How Founders Use AI Is It Safe to Upload Contracts to ChatGPT? Pactly
  16. Explains training defaults, retention windows, and what enterprise agreements actually change. spellbook.com Guide · How Founders Use AI Is ChatGPT Private? A Lawyer's Guide to Securing Confidential Client Data Spellbook
  17. Covers the 2026 federal ruling that ChatGPT chats get no attorney-client or work-product protection. gc.ai Article · How Founders Use AI Is ChatGPT Private? What Lawyers Can Trust It With in 2026 GC AI
  18. Practical mitigations: temporary chats, identifier stripping, and which settings actually matter. skuto.app Guide · How Founders Use AI Is It Safe to Upload Confidential Documents to ChatGPT? Skuto
  19. Maps the risk by document type and offers local-first alternatives. elephas.app Article · How Founders Use AI Can You Upload Contracts to AI? Privacy Risks, Vendor Workflow, and Safer Alternatives Elephas
  20. The GDPR-jurisdiction angle, relevant to anyone with EU customers. ookulli.com Article · How Founders Use AI Is It Safe to Upload Your Contract to ChatGPT? A UK Guide Ookulli
  21. Notes the key confidentiality difference: Claude commercial plans don't train on inputs by default. spellbook.com Article · How Founders Use AI Claude vs ChatGPT for Lawyers: Which AI Is Better for Legal Work? Spellbook
  22. How to set an AI-use policy for your team before someone pastes the cap table into a chatbot. gc.ai Guide · How Founders Use AI Generative AI for Legal: An In-House Counsel's Guide GC AI
  23. What a privilege-aware legal AI tool looks like, as a benchmark for anything you adopt. msba.org Article · How Founders Use AI Understanding GC AI: An AI Tool for In-house Counsel Maryland State Bar Association
  24. Video · How Founders Use AI Legal and Accounting Basics for Startups (Kirsty Nathoo, Carolynn Levy) Y Combinator

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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