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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. Record your pitch and the AI listens, interrupts, and challenges assumptions like a live investor would. launch.pitchmyventure.com Tool · How Founders Use AI Pitch My Venture Pitch My Venture
  2. A presentation coach that reads facial expressions and vocal patterns, built for handling tough questions and projecting the... echopitch.io Tool · How Founders Use AI EchoPitch EchoPitch
  3. Two decades of proven model templates rebuilt around AI: start from structure that works, customize with Claude or ChatGPT,... hemrock.com Tool · How Founders Use AI Hemrock (formerly Foresight) Taylor Davidson
  4. The default choice when you want the most polished UI per prompt. v0.app Tool · How Founders Use AI v0 by Vercel Vercel
  5. A spreadsheet-first AI analyst for founders who live in Excel and Sheets. betteranalyst.com Tool · How Founders Use AI Formula Bot: AI data analytics Formula Bot
  6. The single tool where you storyboard, generate, and stitch Veo clips; over 275M videos made in it. flow.google.com Tool · How Founders Use AI Google Flow (Veo, Imagen, Gemini studio) Google Labs
  7. See exactly what $12 vs $76 a month buys in credits before committing. runway.com Tool · How Founders Use AI Runway pricing Runway
  8. Cursor's current plans after the SpaceX deal: what the $8 and $30 plans include and that other makers' models are billed... cursor.com Tool · How Founders Use AI Cursor pricing Cursor
  9. Sarvam's dubbing for 12 Indian languages, each speaker's voice cloned, from Rs 40 a minute, in Content Studio or by API. sarvam.ai Tool · How Founders Use AI AI Dubbing API for Indian Languages Sarvam AI
  10. Current plans side by side: Free, Go ($8, may include ads), Plus ($20) and Pro, with what each includes. openai.com Tool · How Founders Use AI ChatGPT pricing OpenAI
  11. Framer's agents edit pages, copy, SEO and publishing inside a live site, so landing page iterations happen by prompt. framer.com Tool · How Founders Use AI Framer Agents: AI agents for designing, updating, and improving sites Framer
  12. Current per-token prices for every GPT-6 tier, with cached input and batch rates side by side. developers.openai.com Tool · How Founders Use AI API pricing (OpenAI docs) OpenAI
  13. Fathom's own plan table, read 29 Oct 2026: unlimited free recordings and the new choice of bot-free (beta, Mac) or bot capture. fathom.ai Tool · How Founders Use AI Fathom pricing: free plan or plans from $15 a month Fathom
  14. Describe a deck or one-pager and Claude builds it on brand, then exports to PowerPoint, PDF or HTML or sends it on to Canva;... claude.com Tool · How Founders Use AI Claude Design Anthropic
  15. xAI's own page for Grok: chat, voice and search that reads the web and posts on X as they happen. x.ai Tool · How Founders Use AI Grok xAI (SpaceXSI)
  16. Google's plan page as shown in India, with Google AI Plus, Pro and Ultra priced in rupees and what each includes. gemini.google Tool · How Founders Use AI Google AI plans (India) Google
  17. The product page: source-grounded answers, Audio Overviews and an FAQ confirming it is the same product as NotebookLM. notebook.google Tool · How Founders Use AI Gemini Notebook | AI Research Tool & Thinking Partner Google
  18. The CS50 Duck, a tutor built on ChatGPT that guides students rather than handing over solutions. cs50.ai Tool · How Founders Use AI CS50.ai Harvard CS50
  19. 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
  20. 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
  21. The government's Bhashini app: speech to text, translation between Indian languages, and text to speech, for talking with... play.google.com Tool · How Founders Use AI BHASHINI Digital India Bhashini Division (Google Play)
  22. The government's translation products, including Lekhaanuvaad for documents and Chitraanuvaad for video in Indian languages. bhashini.gov.in Tool · How Founders Use AI BHASHINI's Arpan Applications Digital India Bhashini Division
  23. Dubs a video into Hindi, Bengali, Tamil, Telugu and eight more languages in the original speaker's voice, with the first 30... sarvam.ai Tool · How Founders Use AI Sarvam Content Studio Sarvam AI
  24. Every Sarvam rate in rupees: speech to text, voices, translation, dubbing, document reading and its 105B model. sarvam.ai Tool · How Founders Use AI Sarvam API Pricing Sarvam AI

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