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. The launch post, updated in July 2026 to widen when parents are notified. openai.com Article · How Founders Use AI Introducing parental controls OpenAI
  2. How a parent turns Gemini on or off for a child under 13 in Family Link, and the extra filters minors get. support.google.com Guide · How Founders Use AI Guide your child's Gemini Apps experience Gemini Apps Help
  3. The country table: 13 everywhere not listed, which includes India. support.google.com Guide · How Founders Use AI Age requirements on Google Accounts Google Account Help
  4. Anthropic's terms, which require Claude.ai users to be at least 18. anthropic.com Guide · How Founders Use AI Consumer Terms of Service Anthropic
  5. Meta's teen AI rules, updated in January 2026 to pause teens' access to AI characters. about.fb.com Article · How Founders Use AI Empowering Parents, Protecting Teens: Meta's Approach to AI Safety Meta
  6. Video · How Founders Use AI How To Set Up ChatGPT for Teens (Parental Controls & Study Hours) Think Tutorial
  7. Video · How Founders Use AI Guided Learning in Gemini | AI Playbook for Parents Google for Education
  8. Sets out four moments an agent should come back to a person: approval, expertise, a fresh view, and decisions worth making... oneusefulthing.org Article · How Founders Use AI Agency and Agents Ethan Mollick (One Useful Thing)
  9. Podcast · How Founders Use AI OpenAI's Dots lead on the future of ChatGPT Sources Podcast (Alex Heath)
  10. Podcast · How Founders Use AI How A.I. Agents Are Going to Transform Our Lives | Hard Fork Hard Fork (The New York Times)
  11. A first-hand account of living with dots and Meta's Muse, including an agent catching its owner's own mistake. oneusefulthing.org Article · How Founders Use AI The Dot and the Swarm Ethan Mollick (One Useful Thing)
  12. Video · How Founders Use AI Claude Cowork and chat are now one Claude Claude (Anthropic)
  13. Video · How Founders Use AI I Tested OpenAI's New Personal Assistant Agent: DOTS Futurepedia
  14. The three kinds of schedule Gemini supports (time, Gmail filter, topic) with example wording for each. support.google.com Guide · How Founders Use AI Create & manage schedules for tasks in Gemini Google Gemini Help
  15. How to set a recurring Claude task from a conversation or by hand, pick its approval mode and pause or run it on demand. support.claude.com Guide · How Founders Use AI Schedule recurring tasks in Claude Cowork Claude Help Center
  16. Video · How Founders Use AI Introducing dots, always-on agents built to handle everything. OpenAI
  17. Notes from the room as dots were announced on 29 September, including what happened on trying to create one. simonwillison.net Article · How Founders Use AI OpenAI DevDay 2026 live blog Simon Willison
  18. Video · How Founders Use AI Google Gemini AI Agent Tutorial: Tasks, Schedules & Skills Explained! Luxmi Shanker
  19. Video · How Founders Use AI Claude Cowork is now your Chrome side panel Claude (Anthropic)
  20. Google's page on summarising and comparing tabs, working across Gmail and Calendar, and the auto browse preview. gemini.google Tool · How Founders Use AI Gemini in Chrome: AI assistance, right in your browser Google
  21. A plain summary of what Comet's built-in assistant does: summarising pages, organising tabs, drafting emails and comparing... techrepublic.com Article · How Founders Use AI Perplexity Throws Open the Doors to Its Comet AI Browser, Now Free for Everyone TechRepublic
  22. Microsoft's page on Copilot in Edge: summarising and comparing open tabs and grouping browsing into Journeys. explore.microsoft.com Tool · How Founders Use AI Copilot in Edge Microsoft
  23. Explains read tools against write tools, why that split decides your risk, and how to keep an eye on a running task. support.claude.com Guide · How Founders Use AI Use Claude Cowork safely Claude Help Center
  24. Why agent output is harder to check than chat output, and how Mollick verifies work he did not watch being done. oneusefulthing.org Article · How Founders Use AI On Working with Wizards Ethan Mollick (One Useful Thing)

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