Research & Knowledge
How founders use AI for Search & Research
The resources behind 13 questions founders actually ask, then the questions themselves, each with a straight answer.
On the AI map, 29 October 2026 AI assistants AI browsers Research and search
What founders use for search & research, ranked by how many answers lean on it.
- The research frontier on simulating customers, and why to stay skeptical of it. arxiv.org Article Synthetic Founders: AI-Generated Social Simulations for Startup Validation Research arXiv (academic)
- A documented 6-weeks-to-8-days discovery compression, step by step. aakashgupta.medium.com Article AI Just Made Product Discovery 10x Faster (Here's the Exact Process) Aakash Gupta
- Includes conversational data querying and research patterns from the best PMs. lennysnewsletter.com Article How top PMs increase their leverage with AI Lenny's Newsletter
- Torres's actual day-to-day setup for automating research legwork. lennysnewsletter.com Article How I AI: Teresa Torres uses Claude Code as her research and writing system Lenny's Newsletter (How I AI)
- The most ambitious version of customer-conversation mining you can steal ideas from. lennysnewsletter.com Article How I AI: CEO turned 25,000 hours of sales calls into a self-learning GTM engine Lenny's Newsletter (How I AI)
- The piece that made GEO a category: visibility now means being inside the answer. a16z.com Article How Generative Engine Optimization (GEO) Rewrites the Rules of Search Andreessen Horowitz
- The written playbook version if you want the tactics without the audio. lennysnewsletter.com Article How to get ChatGPT to recommend your product (writeup) Lenny's Newsletter
- The compressed takeaways thread; a 2-minute read to align your team. x.com Thread AEO is the biggest change in search in a decade Lenny Rachitsky
- The agency's own annotated version with extra implementation detail. graphite.io Article The Ultimate Guide To AEO (Graphite's companion notes) Graphite
- The most data-driven annual read on what actually moves AI visibility. growth-memo.com Article State of AI Search Optimization 2026 Kevin Indig
- Real user behavior data: AI Mode users accept the model's shortlist, so be on it. growth-memo.com Article What Our AI Mode User Behavior Study Reveals about the Future of Search Kevin Indig
- 815K query-page pairs show focused pages beat ultimate guides for citations. growth-memo.com Article The science of how AI pays attention Kevin Indig
- One post consolidating a year of AI-search research findings. growth-memo.com Article 2026 Growth Memo research summary Kevin Indig
- A skeptical check on the llms.txt trend before you invest time in it. journal.withdaydream.com Article a16z Feature LLMs.txt: Hype vs. Reality Daydream
- Google's own positioning of NotebookLM as a grounded research partner. blog.google Article Do your best research with NotebookLM Google
- The update that lets NotebookLM gather web sources for you, not just read uploads. blog.google Article NotebookLM adds Deep Research and support for more source types Google
- The best mainstream end-to-end guide to what it does and how to start. fastcompany.com Guide The complete guide to NotebookLM Fast Company
- A productivity YouTuber's written playbook with real workplace use cases. jeffsu.org Guide NotebookLM: A Comprehensive Guide Jeff Su
- Cuts through a year of feature launches to what is actually useful. jeffsu.org Article NotebookLM in 2026: What Changed and What Matters Jeff Su
- The launch thread from NotebookLM's editorial director, with a live example. x.com Thread Rolling out audio overviews at NotebookLM Steven Johnson
- A rigorous independent tester's verdict on audio overviews. simonwillison.net Article NotebookLM's automatically generated podcasts are surprisingly effective Simon Willison
- Advanced workflows chaining NotebookLM with deep research outputs. medium.com Article How To Use NotebookLM Better Than 99% Of People (Deep Research Workflow Guide) Daniel Ferrera
- Understanding how the podcast voice is engineered helps you steer it. nicolehennig.com Article NotebookLM: reverse engineering the system prompt for audio overviews Nicole Hennig
- Keeps you current: structured data tables from your sources is a big founder unlock. 9to5google.com Article NotebookLM now uses Gemini 3, adds new Data Tables output 9to5Google
The questions
Why use AI (ChatGPT, Perplexity, Claude, deep research modes) instead of Google?
Google gives you ten links to open; AI search tools read those pages for you and return one synthesized, cited answer you can interrogate with follow-up ques...
How do founders run 'deep research' to get report-quality answers?
Deep research modes in ChatGPT, Gemini, Perplexity and Claude are agents: give a detailed brief and minutes later you get a long cited report built from doze...
How do I fact-check AI answers and avoid hallucinations?
AI models are trained to sound confident even when guessing, so a fluent answer with citations is not proof: open the sources and check they exist and actual...
Which AI research tool should I actually use: ChatGPT, Claude, Gemini, Perplexity, or Grok?
There is no single winner: ChatGPT is the broadest all-rounder with the deepest research reports, Perplexity is fastest with the cleanest citations and lets ...
How do I write research prompts that get consistently better answers?
Good research prompts share four parts: a persona (act as an equity analyst), a precise task with scope and geography, the context you already have, and a re...
How do founders use AI for market research and market sizing (TAM/SAM/SOM)?
Deep research modes can compile a documented market report in minutes, but unconstrained they produce confidently wrong top-down numbers by multiplying analy...
How do I use AI for competitor research and ongoing competitor monitoring?
Use a deep research run for the one-off teardown (features, pricing, positioning, reviews, hiring signals), then make changes come to you: page-change alerts...
How can AI help me understand my customers: interview analysis, synthesis, and user research?
AI's superpower here is synthesis: feed it interview transcripts, support tickets and sales calls and it finds patterns across dozens of conversations in min...
How do I get my startup recommended and cited in AI answers (AEO/GEO)?
AI assistants summarize multiple sources, so being mentioned in many credible places (Reddit threads, review sites, comparison pages, niche publications) bea...
How do I use Gemini Notebook (formerly NotebookLM) to research my own documents, notes, and transcripts?
Gemini Notebook (called NotebookLM until July 2026) answers only from the sources you upload (PDFs, docs, links, YouTube videos, audio) and cites the exact p...
What can AI agents and AI browsers (ChatGPT Work, Comet, Claude in Chrome) do for my research, and are they worth it?
Agentic tools do not just read the web, they act on it: they browse, click, fill forms, compare options across sites and hand back a report, spreadsheet or d...
Google clicks are collapsing because of AI answers. What does that mean for my startup's traffic and distribution?
Around two-thirds of Google searches now end without a click, and sites dependent on informational SEO traffic have seen drops of 25 to 90 percent since AI O...
Is it safe to paste confidential company data into AI tools while researching?
On consumer tiers of ChatGPT, Claude and Gemini, your chats may be retained and used to train models unless you opt out, so treat anything you paste as poten...
Also in Starting Up
The same ground, over in Understand your customers, our Starting Up track.
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