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.
- How to let Gemini work with Gmail, Drive, Calendar, Maps and YouTube, and how to turn each connection off. support.google.com Guide · How Founders Use AI Use & manage Connected Apps in Gemini Google Gemini Help
- How Deep Research searches many sources (Google Search by default, or ones you choose) and writes a report you can read or export. support.google.com Guide · How Founders Use AI Use Deep Research in Gemini Apps Google Gemini Help
- Drafting and editing a document or a small app side by side with Gemini. support.google.com Guide · How Founders Use AI Create docs, apps & more with Canvas Google Gemini Help
- What Plus adds for $20 a month: priority access, higher limits, reasoning models, voice, images, uploads and deep research, and... help.openai.com Guide · How Founders Use AI What is ChatGPT Plus? OpenAI Help Center
- A tested comparison updated 14 September 2026: Claude for professionals, Gemini for Google users, Copilot for an integrated... zapier.com Article · How Founders Use AI The 4 best ChatGPT alternatives in 2026 Zapier
- What uses up your Claude limits (long chats, big files, Research, model and effort choice) and how to make them last. support.claude.com Guide · How Founders Use AI Usage limit best practices Anthropic Help Center
- What Gemini can do on a phone: talk about your screen, use Live, make calls and messages, set reminders and work with connected... support.google.com Guide · How Founders Use AI What you can do with your Gemini mobile app Google Gemini Help
- Anthropic's course on working with AI well: when to delegate, how to describe a task, and how to judge what comes back. anthropic.skilljar.com Course · How Founders Use AI AI Fluency: Framework & Foundations Anthropic Academy
- A free online introduction to AI for non-experts with no complicated maths or programming, plus Building AI for those who want... elementsofai.com Course · How Founders Use AI Elements of AI MinnaLearn and the University of Helsinki
- A self-learning programme in two parts, AI Aware and AI Appreciate, that takes about four hours and is available in 11 Indian... ai-for-all.in Course · How Founders Use AI AI For All Digital India, CBSE and Intel
- Manus's rebuilt agent that makes sites, decks and videos on its own cloud computer and runs automations. manus.im Article · How Founders Use AI Introducing Manus 2.0 Manus
- Zerodha's own guide to its free Kite MCP, which lets Claude read your Zerodha portfolio and answer questions about it, with... zerodha.com Article · How Founders Use AI Connect your Zerodha account to AI assistants with Kite MCP Zerodha
- Google's own list of languages its translation supports, including Kannada, Odia, Assamese and the other Indian languages. cloud.google.com Guide · How Founders Use AI Cloud Translation supported languages Google Cloud
- Sarvam's translation models: mayura:v1 for Bengali, Gujarati, Hindi, Kannada, Malayalam, Marathi, Odia, Punjabi, Tamil, Telugu... docs.sarvam.ai Guide · How Founders Use AI Translate text (Sarvam API) Sarvam AI
- DeepL's full language list, which now includes Hindi, Bengali, Tamil, Telugu, Marathi, Gujarati, Malayalam and Punjabi but not... support.deepl.com Guide · How Founders Use AI DeepL Translator languages DeepL
- Apple's guide to the free transcript in Voice Memos: iPhone 12 or later, with the list of supported languages, live while... support.apple.com Article · How Founders Use AI View a Voice Memos transcription on iPhone Apple Support
- How to record in Notes and get a searchable transcript you can copy into other documents. support.apple.com Article · How Founders Use AI Record and transcribe audio in Notes on iPhone Apple Support
- Google's limits for uploads: audio up to 10 minutes per prompt on the free plan and up to 3 hours on Google AI Pro or Ultra,... support.google.com Article · How Founders Use AI Upload and analyze files in Gemini Apps Gemini Apps Help
- How Word's Transcribe turns uploaded audio (.wav, .mp4, .m4a, .mp3) into a transcript split by speaker, up to 300 minutes a... support.microsoft.com Article · How Founders Use AI Transcribe your recordings Microsoft Support
- Apple's steps for merging: show thumbnails, drag pages between documents or drag a whole PDF from Finder, and duplicate the... support.apple.com Article · How Founders Use AI Combine PDFs in Preview on Mac Apple Support
- How to insert, delete and reorder pages, and move pages from one PDF to another, which is also how you split a document. support.apple.com Article · How Founders Use AI Add, delete, or move PDF pages in Preview on Mac Apple Support
- YouTube's library of royalty-free music and sound effects in YouTube Studio, the safe source of a soundtrack for a video you... support.google.com Article · How Founders Use AI Use music and sound effects from the Audio Library YouTube Help
- Anthropic's limits for files in chat: up to 20 files per chat, 500 MB a file, and PDFs up to 1,000 pages. support.claude.com Article · How Founders Use AI Upload files to Claude Anthropic
- How to turn off Improve the model for everyone, which is on by default for Free, Plus and Pro, so your uploads are not used for... help.openai.com Article · How Founders Use AI Data controls in ChatGPT OpenAI Help Center
The hubs
Starting Up
Find an idea, validate it, build, and land your first customers.
GTM
Go-to-market, from breaking in to how the best teams do it.
D2C
Building a direct-to-consumer brand, India-first.
Wealth
Paying yourself, ESOPs, secondaries, and de-risking founder wealth.
How Founders Use AI
How founders actually put AI to work, mapped topic by topic.
Glossary
Plain-language definitions of the startup and VC terms you'll hit.
eChai Partner Brands
The partnership →