CiteSite blog
Guides, research and platform updates on SEO, generative engine optimisation (GEO) and AI search visibility.
- When the AI Overview fills the whole screen: auto-expanding answers and what still earns a click
Google is testing AI Overviews that load fully expanded, and the average one is already taller than a screen. Which content still earns a click when the answer pushes every organic result below the fold?
- GPTBot can't see your JavaScript: the rendering blind spot in AI search
ChatGPT's, Claude's and Perplexity's crawlers still read only the initial HTML of a page. If your content appears only after JavaScript runs, they may never see it. Here's how to check, and how to fix it.
- Your AI visibility can vanish overnight, and often it isn't your fault
Reddit lost 86% of its ChatGPT citation share in a week, Google's AI Mode stopped citing sources for days and Search Console showed a drop that never happened. How to tell a real fall in AI citations from platform noise.
- CiteSite versus the rest
There are many tools available to audit a website for GEO, most require you to sign up and pay a monthly subscription. CiteSite offers you a free basic audit with selected recommendations or a more complete, human-reviewed audit delivered by PDF with specific recommendations to improve your site for only CHF 49.99.
- Thinking, fast and cited: what ChatGPT's reasoning mode means for AI citations and GEO
ChatGPT's high-reasoning mode cites an almost entirely different set of sources to its quick answers. What the shift means for AI citations and GEO.
- 7 free ways to check whether AI search engines can actually see your website
Most site owners have run a Google PageSpeed test. Far fewer have checked whether ChatGPT, Perplexity or Google's AI Overviews can actually read, understand and cite their content. That's a different question, and increasingly a more important one.
- What is zero-click search? A complete 2026 guide
Zero-click search means users get answers without visiting your site. Learn what's driving the 2026 surge—and what to do about it.
- GEO as a threat surface
New research shows that deep research agents can be "poisoned" to shift what gets cited.
- E-E-A-T: The credibility layer
Most discussions of AI search optimisation focus on what machines can read: structured data, heading hierarchies, metadata. But there's a layer underneath all of that — one that determines whether an AI system considers your content credible enough to cite in the first place. That layer has a name: E-E-A-T.
- From SEO to GEO: Why JSON-LD Is the Hidden Layer Behind AI Visibility
Learn about the importance of JSON-LD schema for making websites discoverable by generative AI platforms.
- The importance of having an llms.txt file
Why you need an llms.txt file if you're serious about GEO discoverability.
- What Is Generative Engine Optimisation (GEO)?
GEO is the practice of optimising your content to be cited by AI-powered search engines and large language models. Here's what you need to know.