AI Visibility: What It Is, How to Measure It, and How to Improve It
The pillar guide: the two layers of AI visibility (appearance and mechanism), how to measure both, and the priority order for improving them.
Field notes
Guide
Guide
Guide
Guide
Guide
Guide
Guide
7 July 2026
7 July 2026
The Wellknown blog
Findings from the audits and the checks: what AI agents are actually served, where sites silently fail, and what to do about it.
LLM SEO: How to Make Your Site Visible to AI Language Models
The three doors LLMs use to reach your content, seven priority-ordered levers, and how to choose tools, audits and consultants.
How to Rank in ChatGPT: What Actually Determines Who Gets Cited
No ranked list exists inside ChatGPT. The three systems that decide who gets cited, nine steps in priority order, and honest timelines.
Generative Engine Optimization (GEO): The Complete Guide
The cluster pillar: the definition, the term's origin in the KDD 2024 paper, the three-door mechanism, and a seven-step framework with real failure modes.
GEO vs SEO: What Is Actually Different and What Transfers
The five real differences, which SEO skills and assets carry over, what is genuinely new, and the honest budget logic, with sources.
Answer Engine Optimization (AEO): What It Is and How to Do It
How answer engines retrieve, extract and synthesise, seven steps in dependency order, and a ten-point checklist.
llms.txt: What It Is, Whether It Works, and How to Create One
The format with a live worked example, the honest state of adoption, validation, and platform routes from Shopify to Cloudflare.
GPTBot, ChatGPT-User and OAI-SearchBot: which OpenAI crawler does what?
OpenAI runs three crawlers with three different jobs: training, search indexing and live fetching. Blocking one does not block the others, and most robots.txt policies only address one of the three.
Cloudflare blocks AI crawlers by default. Is your site opted out without you knowing?
Since July 2025 new Cloudflare domains block AI training crawlers by default, and three further settings can cut AI agents off entirely. We hit all three setting up our own site. Here is how to check yours, in five steps.