AI Search guides.

How ChatGPT, Perplexity, Gemini and Google AI Mode retrieve, rank and cite sources.

41 articles, newest first

AI Search

NLWeb: What It Is and Who Should Care

NLWeb explained without the hype: what Microsoft's open project documents, what it does not prove, and a plain test for whether your site should adopt it now.

Olga Kunger 12 min read
AI Search

CCBot and Common Crawl: Allow or Block?

CCBot feeds Common Crawl, a dataset behind many AI models. See what blocking it changes, what it does not, and how to verify real CCBot visits in your logs.

Olga Kunger 14 min read
AI Search

GPTBot vs OAI-SearchBot vs ChatGPT-User

GPTBot, OAI-SearchBot and ChatGPT-User do three different jobs. See which one controls ChatGPT search visibility and the robots.txt rules for each goal.

Olga Kunger 12 min read
GEO

AI Search Optimization: 9 Tactics Ranked

AI search optimization tactics ranked by effort and by their effect on retrieval versus citation, plus a stop-doing list checked against Google and OpenAI docs.

Olga Kunger 14 min read
GEO

Claude Web Search: How It Works and Cites

Claude web search from Anthropic's own docs: how to turn it on, how it decides to search and cites, which crawlers it uses, and how to get your pages cited.

Olga Kunger 12 min read
GEO

ChatGPT Shopping: How Products Get Picked

ChatGPT shopping explained from OpenAI's own pages: how products and merchants are picked, what feeds and reviews do, and what merchants can change right now.

Olga Kunger 13 min read
GEO

ChatGPT Deep Research: How It Works and Cites

ChatGPT deep research explained from OpenAI's docs: how it plans, browses and cites, limits by plan, using it for marketing research, and how to get cited.

Olga Kunger 12 min read
GEO

What Is AI Citation Tracking?

AI citation tracking measures how often AI engines name and quote your brand. What it measures, why it isn't rank tracking, and how it's really done.

Olga Kunger 5 min read
GEO

What Is llms.txt (and Is It Worth Building)?

llms.txt explained: what the proposed file is, who proposed it, whether any AI engine actually reads it yet, how to build one, and when to skip it.

Olga Kunger 4 min read
AI Search

How to Appear in Google AI Overviews

How to appear in Google AI Overviews: what triggers them, how they relate to ranking, the structure that gets extracted, and how to measure appearances.

Olga Kunger 5 min read
GEO

How to Get Cited by Perplexity

Perplexity cites sources on nearly every answer. How its own index and crawlers work, what gets quoted, and the steps to become one of the cited pages.

Olga Kunger 5 min read
GEO

How to Rank in ChatGPT Search

How to rank in ChatGPT: how its search actually retrieves and selects sources, why Bing matters, and the steps that make your brand one it quotes.

Olga Kunger 5 min read
GEO

What Is GEO (Generative Engine Optimization)?

What GEO means: generative engine optimization explained, how it differs from SEO, who it is for, what the work involves, and how to tell if it is working.

Olga Kunger 5 min read

Want this done for your site?

Every engagement starts with a free visibility audit, so we agree on the baseline before anyone writes code.