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. Lovable's launch of its built-in backend: a database, sign-up and log-in, and storage by telling it what you want, with no... lovable.dev Article · How Founders Use AI Introducing Lovable Cloud and AI Lovable
  2. Replit's own explanation of Free Mode, where everyday tasks stop using credits on the $20 Core plan. blog.replit.com Article · How Founders Use AI Replit Introduces Free Mode to Expand What is Possible with AI Replit
  3. Lovable's own funding post at a $13.3 billion valuation, and its plan to move from building apps to running businesses on them. lovable.dev Article · How Founders Use AI We just raised $400M in Series C funding to help people run their businesses Lovable
  4. Google's guide to building a native Android app from a prompt, previewing it in the browser and publishing it to the Play Store... ai.google.dev Guide · How Founders Use AI Build Android apps in Google AI Studio Google
  5. Shows how a draft gives you a separate copy with its own chat and preview, so nothing reaches your live app until you accept it. lovable.dev Article · How Founders Use AI Introducing drafts: an easier way to collaborate and explore new ideas Lovable
  6. Anthropic's data that Claude use has moved from conversations to long-running agentic tasks, and what people produce with them. anthropic.com Article · How Founders Use AI Anthropic Economic Index report: Cadences Anthropic
  7. What changed in the current version (a stateless core, cacheable lists, tighter authorisation) and how widely the SDKs are used. blog.modelcontextprotocol.io Article · How Founders Use AI The 2026-07-28 Specification MCP lead maintainers
  8. Where ChatGPT's browsing agent lives now: Chat, Work and Codex in one desktop app, with Work handling research and finished files. help.openai.com Guide · How Founders Use AI Moving to the new ChatGPT desktop app OpenAI Help Center
  9. What happened to Atlas and where its browsing moved, for anyone who set up their research around it. pcmag.com Article · How Founders Use AI OpenAI to Retire ChatGPT Atlas Browser Less Than a Year After Launch PCMag
  10. OpenAI's launch post: better fidelity to reference photos, edits that change only what you ask, Sketch, templates for flyers... openai.com Article · How Founders Use AI Introducing ChatGPT Images 2.5 OpenAI
  11. 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
  12. 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
  13. 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
  14. 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
  15. 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
  16. 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
  17. 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
  18. 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
  19. 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
  20. 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
  21. 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
  22. 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
  23. 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
  24. 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)

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