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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. Midjourney's note on V8.2, its current default, and the Personalization changes that tune it to your taste. midjourney.com Article · How Founders Use AI Version 8.2 Midjourney
  2. Jio Unlimited 5G customers are offered Google AI Pro free for 18 months, which includes higher Veo and Nano Banana limits. engadget.com Article · How Founders Use AI Google brings free Gemini access to India's largest carrier Engadget
  3. Midjourney's guide to the Edit model: edit by instruction, generate from up to 4 references, and combine with style references... docs.midjourney.com Guide · How Founders Use AI Edit Model (Midjourney docs) Midjourney
  4. Figma's Config post on building to think versus building to ship, with code-backed prototypes on the shared canvas. figma.com Article · How Founders Use AI Build by design: new workflows for new ways of building Figma
  5. How Figma's code layers put a working, code-backed prototype on the canvas where the team can comment on it, open beta on all... figma.com Article · How Founders Use AI Design together with code layers on the canvas Figma
  6. Figma's new home for the Markdown rules and decisions that agents read before they generate, kept with the project. figma.com Article · How Founders Use AI Introducing Specs: Markdown as a medium Figma
  7. How the Figma agent applies a design system's rules to new work, which is what keeps output from drifting to the default. figma.com Article · How Founders Use AI How to lighten design system upkeep with the Figma agent Figma
  8. Canva's own image model, in the editor and through its API, with editable outputs and accurate text in images. canva.com Article · How Founders Use AI Introducing Canva Craft Canva
  9. Anthropic's cheap, fast tier for classification and routing, about 75% cheaper to run than Haiku 4.5, plus a cut to cache-read... anthropic.com Article · How Founders Use AI Introducing Claude Haiku 5.5 Anthropic
  10. OpenAI says it nearly matches GPT-6 Astra at a fifth of the price, with cached input at $0.10 per million tokens. openai.com Article · How Founders Use AI Introducing GPT-6.1 Sol OpenAI
  11. Anthropic's own guide to which Claude model to start with, with prices and what each tier is for. platform.claude.com Guide · How Founders Use AI Models overview (Claude docs) Anthropic
  12. How OpenAI's everyday and cheap tiers relate to GPT-6 Astra, and why it halved their API prices. openai.com Article · How Founders Use AI Introducing GPT-6 Sol and Luna OpenAI
  13. Google's flagship model page; its pricing page shows the lower introductory rate that ends on 30 November 2026. ai.google.dev Guide · How Founders Use AI Gemini 4 Argon (Gemini API docs) Google
  14. Reports the 16 Jul 2026 rename of NotebookLM to Gemini Notebook, so the older NotebookLM guides here still make sense. androidauthority.com Article · How Founders Use AI Google's handy NotebookLM tool is dropping the worst part of its name Taylor Kerns (Android Authority)
  15. Explains what the EU's labelling rules mean for marketing: AI product images and CEO avatar videos count as deepfakes, and... ictrecht.nl Article · How Founders Use AI Heads up! AI Act transparency obligations now in effect ICTRecht
  16. How browser agents read a page (screenshots, HTML, the accessibility tree) and what to change so they can use your forms and... web.dev Guide · How Founders Use AI Build agent-friendly websites Kasper Kulikowski and Omkar More (web.dev)
  17. Google's 15 October 2026 changes to AI Mode and AI Overviews: more inline links higher up, a test of an official-sites section,... blog.google Article · How Founders Use AI More ways to connect with the web from Search Hema Budaraju (Google)
  18. A preregistered experiment with 1,100 real Google users: forcing AI Mode cut clicks to outside sites by 18.8 points, and... arxiv.org Article · How Founders Use AI AI in Search Reduces Publisher Referrals Without Improving User Experience: Experimental Evidence Wang, Gleason, Bart, Wilson and Metaxa (Northeastern and Penn)
  19. What GA4's AI Assistant channel (added 13 May 2026) counts, what it misses, and how to build a channel group that does not... searchenginejournal.com Guide · How Founders Use AI How To Track AI Traffic In GA4 Without Undercounting It Itamar Blauer (Search Engine Journal)
  20. Google's Universal Cart, live in the US from 15 October 2026 across Search and the Gemini app, with checkout through the... blog.google Article · How Founders Use AI An intelligent new shopping cart Google
  21. Why OpenAI moved away from Instant Checkout, with its own statement, and what that means for merchants. digitalcommerce360.com Article · How Founders Use AI OpenAI shifts checkout plans in its agentic commerce strategy Digital Commerce 360
  22. Meta's post on its ads MCP server and CLI: report, create and edit campaigns from the AI tools you already use, with a July... facebook.com Article · How Founders Use AI Introducing Meta Ads AI Connectors: Manage Your Meta Ads From the AI Tools You Already Use Meta
  23. What Google's 5 August notice said: which Search campaigns moved to AI Max on 1 September and which settings come on by default. ppc.land Article · How Founders Use AI Google Ads broad match campaigns face AI Max auto-upgrade on September 1 PPC Land
  24. Includes 'the competitor spy', a prompt that has an agent sign up for your top three competitors and report every new feature... x.com Thread · How Founders Use AI 9 cool GPT 6 Astra prompts worth trying Greg Isenberg

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