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GEO optimisation
5 min readPublished on September 09, 2026

GEO Instead of SEO: How to Get Found in ChatGPT and Perplexity

Simon Heistermann

Simon Heistermann

Owner

This article was written with AI assistance and editorially reviewed.

Ranking first on Google is worth little if the answer sits above the results and does not carry your name. That is exactly what is happening now: instead of scanning ten blue links, people ask ChatGPT, Perplexity or Google's AI a question and read a finished answer. Ranking is no longer enough - you need to show up inside the answer itself. That is what GEO, Generative Engine Optimization, is about.

In short

GEO doesn't replace SEO, it builds on it. A technically clean, well-structured site is the foundation for also being cited in AI answers.

The shift: search becomes an answer

For two decades, online visibility followed a simple pattern: rank on page one of Google, and you get found. That pattern is increasingly breaking down in 2026. A growing share of research no longer starts in a results list, it starts in a chat window - people ask ChatGPT directly for a recommendation, Google surfaces its own AI answers above the classic results, Perplexity delivers a direct answer with named sources.

The key difference: an AI answer doesn't have ten slots, it has one answer with one, two, maybe three sources named. If you don't show up there, you are effectively invisible to that group of users, regardless of your classic Google ranking.

This shift matters especially for small and mid-sized businesses, because many decisions that call for real advice - from picking a tradesperson to choosing a law firm - increasingly get prepared through exactly these kinds of chat queries. Businesses that don't show up there lose those inquiries without ever noticing, because they never register in classic analytics tools in the first place.

What GEO and AEO actually mean

GEO stands for Generative Engine Optimization: optimising your brand and content so that generative AI systems like ChatGPT, Claude, Perplexity and Google AI Overviews use and cite you as a source.

AEO (Answer Engine Optimization) is closely related and somewhat broader - it also covers featured snippets and voice assistants. In practice, both approaches pursue the same goal: not just being a result, but being the cited answer. GEO isn't a trick layered on top of SEO, it is its own discipline with its own mechanics: structured data, a deliberate crawler strategy for AI bots, and clearly verifiable, dated claims. For a detailed comparison of the two terms, see our article AEO vs. SEO.

In practice, this means simply translating existing SEO copy isn't enough. GEO calls for its own content formats - clearly scoped FAQ answers, verifiable facts with dates attached, and a description of your business that an AI system can unambiguously attribute to one specific entity: you.

Why SEO stays the foundation

A common misconception says "SEO is dead, only GEO matters now." That isn't true. AI systems don't invent their answers, they pull them from the web, and they favour sources that deliver exactly what good SEO already provides:

  • Technically clean and fast-loading
  • Clearly structured and topically unambiguous
  • Trustworthy, with identifiable authorship
  • Complete and correct schema.org markup

SEO is the foundation GEO builds on. A poorly structured, slow site gets ignored by AI too. The right way to think about it isn't "GEO instead of SEO", it's "SEO as the base, GEO as the next layer on top."

In practice, that also means: if you don't yet have a clean technical foundation, don't start with GEO-specific tactics. Fix the SEO basics first. Otherwise even the best GEO work falls flat, because the underlying site remains hard for both search engines and AI crawlers to understand.

What actually changes for businesses

BeforeNow, in addition
Success = clicks from the results listSuccess = being named in the AI answer
Keyword density in copyA clear position as a recognisable entity
Promotional phrasingVerifiable, dated facts and FAQ clusters
robots.txt for Google onlyrobots.txt and llms.txt for AI crawlers too

This shift isn't only about technology, it also affects how you write about your own business. Vague marketing language like "your partner for everything around..." gives an AI system nothing usable to work with. Concrete, verifiable statements - scope of services, location, typical customer questions - can be lifted directly into an answer instead.

Concrete steps for the next 90 days

A calm, structured build-up beats rushed action. The following three phases build on each other and can be handled alongside day-to-day business:

  • Days 1-30: ask ChatGPT, Perplexity and Google's AI the key questions in your industry and check who currently gets named
  • Days 31-60: secure the SEO foundation (load time, structure, content) and build FAQ sections with clear, verifiable answers
  • Days 61-90: complete schema.org markup, allow AI crawlers in robots.txt, build an llms.txt file, and check monthly which AI answers mention you

One thing matters here: this order isn't a sprint, it's an ongoing process. AI systems update their answers continuously, and competitors who invest early build a lead that tends to compound over time. Businesses that only react once customers are already asking ChatGPT for recommendations start from a weaker position.

Conclusion

Classic result lists are not disappearing, they are only losing the users with the clearest intent - the ones who ask a question instead of browsing. That group leaves quietly, with no drop in the statistics, because a search you were never part of shows up in no report. Which is why GEO is not a follow-up project for later, but an extension of the work you are already doing. Our GEO baseline check is part of the monthly offer on the pricing page; the technical foundation behind it is covered in our article on SEO costs.

Want to know if you show up in ChatGPT and Perplexity?

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Simon Heistermann

Simon Heistermann

Owner

Heistermann Solutions is the web studio run by Simon Heistermann. We build custom websites for small and medium-sized businesses that want to achieve more online.

Every article grows out of day-to-day project work and is reviewed editorially before publication.

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