What is GEO? A plain-English guide for business owners

“A customer told me they found us through ChatGPT. How do I get more of that?”

Or the opposite: “I asked ChatGPT for the best company in my trade near me, and it named my competitor.”

If you’ve had either conversation, you’ve already met GEO. You just didn’t have a name for it.

For years the deal was simple. You ranked on Google, got the click, and won the customer. That still works. But more and more people now skip the list of links and ask an AI assistant to tell them who to call. The assistant writes an answer, names a few businesses, and moves on. Nobody scrolls to page two of a conversation.

This guide explains what GEO is and why it matters to a small or medium business. It covers how an AI decides which businesses to name, and what you can do about it this week. Every term gets explained, and every statistic links to its source.

1. What is GEO, in plain English?

GEO stands for generative engine optimization. It is the work of making sure AI tools like ChatGPT, Gemini, Perplexity and Google’s AI Overviews recognise your business, trust it, and name it accurately when a customer asks a question you should be the answer to. SEO earns you a link. GEO earns you a mention inside the answer.

“Generative” means the AI generates a fresh written answer each time. It doesn’t show a list of existing pages. A “generative engine” is any tool that answers in its own words. That includes ChatGPT, Gemini, Claude, Perplexity and Microsoft Copilot, plus the AI Overviews and AI Mode built into Google Search.

The term comes from academic research. The paper that named it was written by researchers from Princeton, Georgia Tech, the Allen Institute for AI and IIT Delhi, and published at KDD 2024, a major data-mining and AI conference. Their experiments showed that the right content changes could raise a source’s visibility in AI answers by up to 40%. Treat that number with care. It is a best-case figure from their own benchmark, not an average and not a guarantee for any single page.

You’ll also hear AEO (answer engine optimization), LLMO, AI SEO and “AI visibility.” The labels differ but the goal is the same: be the name the AI gives.

GEO is not a trick to fool a chatbot, and it isn’t advertising. It’s closer to reputation management plus clear communication. You make the true story about your business easy for a machine to find, confirm and repeat.

2. Why does GEO matter for a small business right now?

Your customers have started asking AI for recommendations, and AI answers with a shortlist. If your business isn’t on that shortlist, the customer may never see your name, your reviews or your website. The shift has been fast, and it favours the businesses that are easiest for AI to understand and trust.

The clearest evidence comes from local search. In BrightLocal’s 2026 survey, use of ChatGPT and other AI tools for local recommendations jumped from 6% to 45% in a year, making AI the third most popular source of business recommendations. Over the same period, Google’s share as a source for reviews dropped from 83% to 71%. People also trust what they’re told. 42% of consumers trust AI recommendations as much as traditional reviews.

The audience is huge. OpenAI announced in February 2026 that ChatGPT had reached 900 million weekly active users. Google says AI Mode, its conversational search, passed 1 billion monthly users roughly a year after launch.

The clicks are changing too. Pew Research Center tracked real browsing by 900 US adults and found that people clicked a traditional search result on only 8% of visits when an AI summary appeared, against 15% when there was none. Clicks on links inside the AI summaries were rarer still, at 1% of visits. And the questions that trigger these summaries are exactly the ones customers ask. 60% of searches starting with words like “who,” “what,” “when” or “why” produced an AI summary.

Put those together and the value moves. Ranking below the AI answer is worth less than it used to be, and being named inside the answer is worth more. Picture your ideal customer asking, “Who’s a reliable accountant for small businesses in Johannesburg?” The AI doesn’t show them ten accountants. It names two or three and explains why.

A note on markets. Most published research so far is from the US. In South Africa, the UK and Australia the behaviour is harder to measure, and the sources AI relies on differ by country. I cover that in AI search in your market: SA, US, UK and Australia.

3. How does an AI decide which businesses to name?

An AI names businesses it can clearly identify, that trusted sources back up, that have a clear answer it can quote, and that match the exact question, including the location. It gathers candidates from what it learned in training and what it finds in a live web search, then narrows them to a short list.

Here’s what happens between the question and the answer, step by step.

Step 1: The question becomes several searches. A customer asks, “Who’s a reliable plumber in Claremont?” Behind the scenes, many AI tools break that into several searches, for example about reviews, emergency call-outs and prices. Your business has more than one chance to be found, but only if you have something relevant for each angle.

Step 2: The AI gathers candidates from two places. The first is what it already knows. That means patterns it learned from the web during training, which can be months out of date. A business that opened last year may be missing entirely. The second is what it looks up live. For local and recent questions, this is where most of the action is. When these tools search live, they draw on web search indexes, including Google’s own index for Google’s AI features. That’s why being findable in ordinary search still matters.

Your own website is only one voice in that gathering stage. Pew found that Wikipedia, YouTube and Reddit were the most cited sites in Google’s AI summaries, making up 15% of the links, while government sites appeared three times as often in AI summaries as in standard results. AI leans on sources it considers established and independent.

Step 3: The candidates get filtered. The easiest way to picture this is four questions:

• Does it know who you are? If your Google Business Profile says “Smith Plumbing,” your website says “Smith & Sons Plumbing and Gas,” and a directory still shows an old number, the AI has to guess whether these are the same business. Guessing is a risk, and AI tends to avoid risk.
• Do other sources back you up? Reviews, directories, local press and community forums all count as independent confirmation. Customers look for the same thing. The review factor consumers rate most important is whether a review is backed up by other reviews with a similar sentiment.
• Is there a passage it can quote? AI lifts short, specific passages into its answers. “We offer quality plumbing services” gives it nothing to say. “We attend burst geysers in Claremont, Rondebosch and Newlands, usually within 90 minutes, and quote before we start” gives it a fact it can repeat.
• Do you fit this exact question? The right service, the right area and the right situation. A business that only says “Cape Town” can lose to one that clearly serves Claremont.

Step 4: The AI answers with a short list. It names a few businesses, often with links to its sources. Those sources are frequently a review site or a directory, not the business’s own website. Sometimes winning the mention means being well represented on someone else’s page.

This is a simplified model. No AI company publishes its exact recipe, and each engine weighs these steps differently. But these four questions explain most of what you’ll see when you test it yourself. The deeper version is in The 5 signals that decide whether AI recommends you.

4. How is GEO different from SEO?

SEO works to rank your pages in a list of search results so people click through. GEO works to get your business named, and described correctly, inside an AI’s written answer. They share foundations like a clear website and a strong reputation. But ranking well doesn’t guarantee a mention, and a mention doesn’t always need a click.

	SEO	GEO
Where you show up	A ranked list of links	Inside a written AI answer
What the customer sees	Your page title and a snippet	Your name, and what the AI says about you
What wins	Relevance, links, technical health, content	Clear identity, independent confirmation, quotable content, fit
Your website’s role	Usually the main event	One source among many
How success is measured	Rankings, clicks, traffic	Mentions, accuracy, share of answers against competitors

The two overlap more than the hype suggests. AI tools that search live need to find your pages first, so a site that can’t be crawled or ranked starts behind. Think of SEO as getting you into the building, and GEO as getting you mentioned in the meeting. Most businesses need both. Here’s how to decide your mix: SEO vs GEO: do you need both?

5. What does GEO actually involve?

GEO involves four kinds of work. You make sure AI can clearly identify your business, and you make your content easy to quote. You get represented on the third-party sites AI trusts in your market. And you measure what AI says about you over time, so you can see what’s working.

Be recognised

In search, an “entity” is a clearly defined thing, like a person, place or business, that a machine can tell apart from everything else. Your job is to make your business an unmistakable entity. That means the same name, address, phone number, hours and services everywhere. It means a complete Google Business Profile and an About page that states plainly who you are, where you work and who you serve.

A word on schema, the behind-the-scenes code that labels your business details for machines. It’s good hygiene, but it isn’t a shortcut. Ahrefs tracked 1,885 pages that added schema, compared them with 4,000 similar pages, and found no major lift in citations in Google’s AI Overviews, AI Mode or ChatGPT. The pages studied were already heavily cited, so the result doesn’t settle every case. The practical lesson: the facts people can see on your pages, repeated consistently elsewhere, matter more than hidden code.

Be quotable

Write the way you’d want to be quoted. Lead with the answer. Be specific about places, prices, timeframes and who you help. Phrase headings as the questions customers actually ask. The research backs this up. In the Princeton study, adding statistics and quotations performed strongly across all measures, while old-school keyword stuffing did not.

This isn’t only for big brands. One method in that study, citing credible sources, raised visibility by 115.1% for websites ranked fifth in search results. Smaller players with clear, well-supported content can punch above their weight. More on this in How to write content AI actually quotes.

Be present where AI reads

AI gets its confirmation from other people’s websites, so you need to show up there. Start with reviews. 74% of consumers only pay attention to reviews from the last three months, and 47% won’t use a business with fewer than 20 reviews. Keep those reviews coming steadily, not in one burst. BrightLocal also advises businesses to keep listings accurate, check the sources AI tools reference, and ask for corrections when something is wrong.

The right third-party sites depend on where you trade. That might be Hellopeter and Snupit in South Africa, Checkatrade in the UK, hipages in Australia, or Yelp and Angi in the US. Add local press, industry associations and community forums. For local businesses, how “near me” search really works and the Google Business Profile mistakes that quietly cost you calls are good next reads.

Measure and repeat

AI answers vary. Ask the same question twice and you can get different names. One check tells you very little. Useful measurement means many real customer questions, asked across several AI tools and repeated over time. At SearchLimelight we roll this into an AI Visibility Score from 0 to 100, built on five signals: presence, prominence, accuracy and sentiment, citation strength, and competitive gap. Then we work the levers above and measure again. See how we do it.

6. How long does GEO take, and can I do it myself?

Some fixes can change AI answers within weeks, especially correcting wrong details on your profiles and listings. Building a durable presence on the sources AI trusts takes months, because reviews, mentions and useful content build up over time. Think of it as reputation work, not a switch you flip once.

You can do the basics yourself, and the checklist below is a solid start. Outside help pays off in three places. One is measuring properly across several AI tools and many questions. Another is fixing technical problems that stop AI crawlers from reading your site. The third is building a presence on the right third-party sources, especially if you serve more than one country.

A fair warning: nobody controls what an AI says. Anyone promising you a guaranteed spot in ChatGPT’s answer is overselling. What a good GEO partner can promise is to improve the signals AI relies on, and to show you the evidence.

What to do this week

• Run a quick check. Ask ChatGPT, Google’s AI Mode and Perplexity five questions a customer would ask, in a private or logged-out window. Run each one twice. Write down which businesses are named and which sources are cited. Our 10-minute self-check walks you through it.
• Make your details match everywhere. Compare your name, address, phone, hours and services on your website, your Google Business Profile and your top three directories. Fix every mismatch.
• Rewrite your homepage opening. In one plain sentence, say who you are, what you do, where you do it and who it’s for.
• Answer your most-asked question. Put a 40 to 60 word answer on your site with one specific fact, such as a price range, a response time or the areas you cover.
• Ask five recent happy customers for a review on the platform that matters most in your market.
• Check your robots.txt. Ask whoever manages your website to confirm it isn’t blocking AI search crawlers like OAI-SearchBot and PerplexityBot.

Frequently asked questions

Is GEO the same as AEO or AI SEO?

Mostly, yes. AEO (answer engine optimization), LLMO and AI SEO all describe getting your business into AI-generated answers. Some people use AEO for voice assistants and featured snippets and GEO for AI chat tools. In practice the work overlaps almost completely.

Does GEO replace SEO?

No. AI tools that search the web live still rely on search indexes to find sources, so a site that can’t be found or crawled starts at a disadvantage. Most businesses need both: SEO to be findable, and GEO to be named and described accurately.

Can anyone guarantee ChatGPT will recommend my business?

No. No agency controls what an AI says, and answers vary from one run to the next. What can be done is to improve the signals AI relies on and measure the change across many questions over time. Be wary of anyone promising a guaranteed spot.

How do I check whether AI tools mention my business?

Ask ChatGPT, Gemini or Google’s AI Mode, and Perplexity the questions your customers would ask, in a private or logged-out window. Run each question twice. Note which businesses are named and which sources are cited. Our 10-minute self-check walks you through it.

Does GEO work for local service businesses?

Yes, and local is where the shift is most visible. BrightLocal’s 2026 survey found 45% of consumers had used AI tools for local business recommendations. For local businesses, consistent listings, recent reviews and clear service-area pages carry a lot of weight.

Which AI tools should a small business care about?

Start with the ones your customers use most. That’s usually ChatGPT and Google’s AI Overviews and AI Mode, then Gemini, Perplexity and Copilot. Each tool draws on different sources, so check more than one before drawing conclusions.

Is schema markup still worth adding?

Yes, as good hygiene, because it helps search engines understand your business. But a controlled Ahrefs study found that adding schema produced no major lift in AI citations. Treat it as one part of a clear, consistent online identity, not a shortcut.

Find out what AI says about your business

Book a free discovery call and we’ll run a free audit of your choice: AI Visibility & GEO, SEO, or Local Business SEO. You’ll see where you stand, who AI names instead of you, and which fixes will make the biggest difference. No pitch until you’ve seen the gap.

Book a discovery call

Related reading

• Is your business showing up in ChatGPT? A 10-minute self-check
• The 5 signals that decide whether AI recommends you
• SEO vs GEO: do you need both?

About the author

Bantu Nonyukela is the founder of SearchLimelight. He has spent ten years in SEO, after starting out as a front-end developer, and is a Toptal-verified SEO expert. From Cape Town, he helps small and medium businesses in South Africa, the US, the UK and Australia get found in search and named by AI. Connect on LinkedIn

Sources

• Aggarwal et al., “GEO: Generative Engine Optimization,” KDD 2024: arxiv.org/abs/2311.09735
• BrightLocal, Local Consumer Review Survey 2026: brightlocal.com
• Pew Research Center, “Google users are less likely to click on links when an AI summary appears in the results,” July 2025: pewresearch.org
• TechCrunch, “ChatGPT reaches 900M weekly active users,” February 2026: techcrunch.com
• Ahrefs, “We Tracked 1,885 Pages Adding Schema. AI Citations Barely Moved,” 2026: ahrefs.com
• Google, I/O 2026 announcement on AI Mode users: [ADD GOOGLE LINK]