GEO vs SEO: what Australian businesses need to know in 2026

Generative Engine Optimisation (GEO) is the practice of structuring your website so that AI search engines — ChatGPT, Perplexity, Google’s AI Overviews, Claude — cite you when answering user questions. SEO ranks you in the traditional list of search results. GEO gets you mentioned inside the AI-generated answer above the results. They’re related, but the techniques are different, and most Australian businesses currently do neither.

What is GEO?

GEO is to AI search what SEO has been to Google search for the past two decades — the set of practices that make your content visible and citable in the new wave of AI-powered search products.

When someone asks ChatGPT “what’s the best psychologist in Sydney?”, the model generates an answer based on whichever sources it has been trained on or can fetch in real time. Whether your site is one of those sources depends on how well your content is structured for citation: clear definitions, factual statements, schema markup, and content that directly answers the questions people actually ask.

How GEO differs from SEO

Dimension	Traditional SEO	GEO
Goal	Rank in the list of blue links	Get cited inside the AI’s generated answer
Optimised for	Google’s ranking algorithms	Large language models (LLMs) and AI search
Content structure	Keyword-rich, long-form, link-heavy	Direct-answer paragraphs, clear definitions, FAQ schema
Key signals	Backlinks, page authority, keyword relevance	Factual clarity, citation-friendly format, schema, llms.txt
Measurement	Rankings, click-through, organic traffic	Citation frequency in AI answers (harder to measure today)

The two overlap. Good content helps both. But the structural requirements diverge, especially around how content is broken up and labelled.

Why your business needs both

Traditional search isn’t going away. Google still serves billions of queries a day, and most users still prefer clicking through to a real website. SEO matters.

But the share of search that flows through AI is growing fast. People who use ChatGPT, Perplexity, or Google’s AI Overviews increasingly never click through — they read the AI’s answer and act on it. If your site isn’t structured to be cited, you don’t exist to those users. Doing both gives you visibility in old-school search results AND the new AI-driven recommendation layer.

The Australian context matters here. Google’s AI Overviews rolled out as default in AU SERPs in late 2024, and most local searches now surface an AI-generated answer above the organic results. For service businesses — psychology practices, allied health clinics, professional services — this means a meaningful slice of “near me” traffic is being intercepted before users ever scroll to a website link. If your competitors get cited in that overview and you don’t, you’ve lost the click before the page even loaded.

What GEO actually involves

The practical work of GEO breaks into a handful of areas:

• Content structure — every important question gets a 1–2 sentence direct answer, then explanation.
• Schema markup — FAQPage, Article, LocalBusiness, and HowTo schema so machines can parse your content unambiguously.
• Crawler permissions — explicit robots.txt allow rules for GPTBot, Google-Extended, PerplexityBot, ClaudeBot. Most sites accidentally block these.
• llms.txt — the emerging standard file (similar in spirit to robots.txt) that tells AI crawlers what your site is about and how to navigate it.
• Citation-friendly tone — definitive, factual, sourced. AI models cite specifics more than they cite vague claims.

What to do next

If you’re starting from a typical Australian small-business website (template-built, basic SEO, no schema), the highest-leverage moves are:

1. Add FAQPage schema to any page where users have questions.
2. Restructure your most important page so it leads with a direct answer.
3. Add LocalBusiness schema to your contact page if you serve a geographic area.
4. Check your robots.txt doesn’t block AI crawlers.

For a practical walk-through tailored to allied health practices, see Why your practice’s website probably won’t be cited by ChatGPT (and how to fix it).

GEO is a long game — citations build over months, not days. The practices that start now have a window before the field gets crowded.

If you want help setting it up, I do this for a living.