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Artificial Intelligence

Generative Engine Optimization (GEO): The $80 billion shift that every executive should understand

Published November 21, 2025 in Artificial Intelligence • 12 min read

As AI-driven Large Language Models reshape digital visibility, Generative Engine Optimization (GEO) emerges as a critical frontier threatening to upend the $80bn SEO industry and demanding urgent attention from senior executives.

Picture the scene. It’s a week before your mother’s birthday, you need to find a gift, and you know she likes chocolates. In the past, you would have trekked to multiple shops or conducted tedious online searches, flitting through a marathon of browser tabs to find the perfect bars. Today, you can upload a list of chocolates you’ve previously given her to an AI assistant. Within seconds, it curates personalized recommendations with no overlap, checks local availability and pricing, and provides tailored advice like “Rare albino blanco cacao: intense raspberry-lime snap. She hasn’t tasted Peru yet.” This AI-driven commerce experience is rapidly becoming the new reality of shopping.

This shift represents a fundamental change in how companies and products are visible in the marketplace. If you’re not referenced by Large Language Models (LLMs) and the AI systems that power them, then you may as well not exist. The $80bn SEO industry is in the crosshairs of this disruption, and entire web architectures designed for humans and search engine crawlers will need to be refashioned to serve AI agents.

This change represents a clear threat to brands that aren’t able to convince LLMs that they have digital authority and legitimacy. Indeed, the risk of being left behind is very likely if organizations treat this purely as a marketing challenge rather than something that demands senior management attention.

Search Engine Optimization (SEO) and Pay Per Click advertising may have been the default way of attracting customers over the past two decades, but this $80bn industry is having the ground shaken beneath its feet

The numbers tell the story

The changes in web traffic clearly show how powerful AI referrals have become, with traffic from AI services growing sevenfold since 2024. Admittedly, this is from a low base, and whereas organic search still produces around half of global internet traffic, AI platforms produce just 0.15%. The pace of change is extremely rapid, however. For instance, in the US, Adobe reported that AI-driven traffic to retail websites jumped 12x between July 2024 and February 2025. What’s more, this trend is even stronger among heavier users of generative AI, where over a third have already started using AI to find things instead of traditional search. By July 2025, this momentum grew to a staggering 4,700% year-over-year increase in AI-driven retail traffic.

While we’re in the early stages of this transformation, it’s clear that we can’t bury our heads in the sand and continue with business as usual. Search Engine Optimization (SEO) and Pay Per Click advertising may have been the default way of attracting customers over the past two decades, but this $80bn industry is having the ground shaken beneath its feet. We’re entering what we might think of as Act II of search, where we replace SEO with Generative Engine Optimization (GEO). It’s an act in which success isn’t measured by where we appear on a search results page, but by whether AI systems cite, reference, and recommend your content.

“By contrast, GEO is built on language, and this distinction is a seismic shift in both how we look at digital marketing and, perhaps most importantly, how users behave.”

SEO vs GEO

The so-called Page Rank system that underpinned traditional search was built on links, with the connections between websites used to gauge authority. By contrast, GEO is built on language, and this distinction is a seismic shift in both how we look at digital marketing and, perhaps most importantly, how users behave.

With traditional search, users type short keyword phrases, such as “single-origin chocolate award winners” or “chocolate bar shops near me,” and receive a list of links to click through. With AI assistants, the interaction is conversational: “I want to buy three new single-origin bars for my mother. She’s open to exploring new chocolates. This is my budget. What do you suggest?”

From a marketer’s perspective, there are four particular differences to be aware of. First, the goals are very different. Whereas with SEO, the aim is to rank as high as possible in the search engine results, with GEO, the aim is to be referenced in the AI-generated responses.

Second, the success metrics are very different. With SEO, marketers are concerned with things like page rankings, click-through rates, and organic traffic. With GEO, we’re more concerned with citation frequency, reference rates, and brand mentions.

There are also differences in how one goes about building authority. With SEO, the key was to secure backlinks from high-authority domains to ensure your Page Rank was as high as possible. In contrast, GEO prioritizes E-E-A-T signals: Experience, Expertise, Authoritativeness, and Trustworthiness.

Last, but not least, are the differences in the user journey. With SEO, there’s a clear pattern of clicking the search result, browsing your website, and hopefully converting. With GEO, the user may get the information they require without ever visiting your website, and this may even require a purchase being completed at arm’s length.

The core distinctions between SEO and GEO

DimensionTraditional SEOGenerative Engine Optimization (GEO)
Primary goalRank high on search engine results pages (SERPs) to earn clicksBe cited or referenced in AI-generated responses
Success metricClick-through rates, page rankings, and organic trafficReference rates, citation frequency, brand mentions in AI responses, share of voice
Optimization focusKeywords, backlinks, page speed, mobile-friendlinessContent clarity, authority signals, contextual relevance, structured data
Content strategyKeyword-rich content optimized for crawlersNatural language, comprehensive answers, authoritative sources
Authority buildingBacklinks from high-authority domains, domain ageE-E-A-T signals: expertise, authoritativeness, trustworthiness, first-hand experience
Technical factorsPage speed, mobile optimization, meta tags, schema markupStructured data, semantic clarity, extractable facts, schema markup
Content formatBlog posts, landing pages optimized for specific keywordsFAQ sections, direct answers, structured content, comparisons, statistics
DiscoverabilitySearch engine crawlers index based on keywords and linksAI training data, real-time web retrieval, third-party citations
User journeyClick → Browse → Convert on your siteAI generates an answer → User may or may not visit the site → One-click buying options?
Probably the most important of these differences is in the way in which SEO and GEO evaluate the quality and authority of content.

The new currency of digital authority

Probably the most important of these differences is in the way in which SEO and GEO evaluate the quality and authority of content. Traditional SEO leaned heavily on things like keyword density, backlink profiles, mobile readiness, and even page load speeds. In contrast, GEO prioritizes what researchers call “semantic authority”, which is when expertise is demonstrated through content depth, factual accuracy, and real-world application rather than link-based metrics.

Originally developed by Google as part of the company’s Search Quality Rater Guidelines, E-E-A-T now sits at the heart of GEO. Google says that trustworthiness is the key part of E-E-A-T, and while it was also a factor in traditional SEO, its role is even more important for GEO.

The top-cited domains in ChatGPT in the US are Reddit, Wikipedia, Amazon, Forbes, and Business Insider

E-E-A-T in Practice: What AI systems look for

AI assistants surface products and content they:

  • Know about (are you present in training data and relevant online sources?)
  • Can find quickly and unambiguously (is your data structured correctly?)
  • Trust based on third-party corroboration (do credible sources validate your claims?)
  • Can match to user intent (does your content clearly address user needs?)
  • Can enable action from (do you provide clear next steps?)

Indeed, research using the GEO-BENCH benchmark demonstrates that GEO methods, such as the inclusion of citations, quotations from relevant sources, and statistics, notably boost source visibility by over 40% across various queries. The top-cited domains in ChatGPT in the US are Reddit, Wikipedia, Amazon, Forbes, and Business Insider. To achieve success in this GenAI environment, it’s vital that brands are able to appear in these kinds of authoritative contexts, as these are where AI models learn to trust the information.

How AI platforms differ: the role of real-time search

Not all AI platforms work the same way, and understanding these differences is crucial for GEO strategy. The key distinction lies in whether the platform relies solely on training data or can access real-time web information.

Training data-only models: If an AI assistant works only off training data, the information it has access to has a fixed cut-off date. These models are limited to what they learned during training.

Real-time search models: ChatGPT and Claude search online only when the topic is too new or the user explicitly toggles “web search.” Perplexity is search-first by design, always going online first. Gemini AI Mode sits on top of Google Search and goes online quite often.

This distinction affects optimization strategy:

AspectTraining data modelsReal-time search models
GoalBe represented in training datasetsBe cited in real-time web retrieval and AI-generated summaries
Primary strategyHistorical presence in high-quality, authoritative sourcesCurrent presence in authoritative, AI-crawled sources; product data feeds
Update frequencyLess important unless retraining occursFrequent updates maintain freshness; live feeds for products
Citation strategyInclusion in trusted, high-quality websites during training timeOngoing mentions on authoritative sources; first-party product feeds
CrawlabilityLess relevant for training data sourcingCritical for visibility and parsing by AI-enhanced crawlers
Content styleWell-structured, high-authority content with clear answersStructured, extractable, answer-style content; direct responses to questions
Despite clearly being in the early stages of GEO, there is a clear initial interest among consumers.

Clear initial interest

Despite clearly being in the early stages of GEO, there is a clear initial interest among consumers. Data shows that 38% of US consumers were using AI for shopping in July 2025, with over half expected to use it by the end of the year. Retailers are rapidly responding to this trend with innovations of their own. Amazon has Rufus, Walmart has Sparky, China’s Taobao has Wenwen, and France’s Carrefour has a Hopla ChatGPT plugin. During Amazon’s 2025 Prime Day, AI showcased multiple use cases, from Rufus answering natural-language questions to AI-generated shopping guides comparing products.

There is also a lot of innovation in the transaction layer. In April 2025, ChatGPT rolled out shoppable product carousels and opened a merchant-feed program where merchants can directly feed live first-party information into the platform. It followed up five months later with its in-app Instant Checkout feature. Microsoft’s Copilot Merchant Program and Perplexity’s Buy with Pro feature offer similar capabilities.

Close-up of a business woman typing a laptop computer on a desk
To succeed with GEO, it’s far more important what others say about you than what you say about yourself

Four strategic imperatives for leadership

So, what does this mean for leaders? It’s clear that the AI landscape is changing incredibly quickly, and there isn’t a clear and definitive playbook for GEO yet. Despite this, there are still steps leaders can take to position themselves for success.

  1. Measure your AI visibility now

The first step is to know where you currently stand. This isn’t straightforward, as LLMs identify themselves differently from traditional search engines. Begin by tracking referral traffic from ChatGPT, Perplexity, Gemini, and Claude. Run synthetic queries related to your products and services across multiple AI platforms to understand whether your brand appears in AI-generated responses.

There are a number of new tools to help you do this, with GEO monitoring services like Goodie, Profound, and Daydream available to help you systematize this process. Perhaps most importantly, investing in these tools will help to ensure that AI is treated as a marketing channel rather than some kind of experimental side project.

  1. Build E-E-A-T signals systematically

In a “zero-click” environment, organizational search success depends on how AI perceives your content and your brands. As a result, you need to show off your expertise via case studies and user stories. You should highlight your expertise and your credentials, both of your brand and of your key thought leaders. Strive for factual accuracy and transparency in all of your content, with author schema markup and structured data to make this information machine-readable.

For GEO to be effective, organizations must increase their thought leadership. White papers, research, and expert analysis are all things that AI models like, especially when they contain facts and statistics that AI can lift verbatim. You should also include social proof via ratings and testimonials to show AI not just what’s on offer but why it matters.

  1. Prioritize third-party citations over self-promotion

To succeed with GEO, it’s far more important what others say about you than what you say about yourself. When AI systems see your brand referenced in multiple authoritative contexts, they’re more likely to include you in responses. This means coordinating PR and marketing teams to build third-party citations systematically, get published in industry publications, be interviewed on podcasts, contribute to sites like Wikipedia, and participate in industry forums and communities.

  1. Experiment, measure, iterate

There are a number of factors that go into ChatGPT and other LLMs selecting products, and as with SEO, these factors are under constant change. As such, you should test and experiment continuously to find what works and what kind of content is most successful. Benchmark against competitors regularly and make sure the AI perception of your brand aligns with your intended positioning. You should also track engagement metrics from AI referrals and iterate your strategy based on your findings.

Jason Forbes, Co-founder and CEO of AI brand optimization platform Xeo360, highlights five key objectives to track:

  • Visibility – being found in AI answers
  • Narrative control – shaping your brand’s story in AI responses
  • Competition – ensuring parity or advantage over rivals
  • Clarity – making it obvious what users should do next
  • ROI – tracking return on AI initiatives
The shift from SEO to GEO represents the most significant change in digital marketing strategy since the rise of search engines themselves.

The bottom line

The $80bn SEO market is changing as we speak. The shift from SEO to GEO represents the most significant change in digital marketing strategy since the rise of search engines themselves. Organizations that recognize this transition early and optimize for AI-driven discovery will gain a significant competitive advantage.

The good news is that sites and organizations with genuine expertise can now go toe to toe with established players by showing they have authority and credibility. The core of E-E-A-T in GEO shows that authenticity, expertise, and trustworthiness matter more than ever.

To succeed in this new era requires us to become part storyteller and part data scientist, with compelling narratives backed by authoritative data that can be trusted and cited by the LLMs. This transformation is already underway, so the question isn’t whether to adapt, but when and how quickly.

History has provided us with numerous examples of fundamental changes in how customers find us, from the Yellow Pages to Google, from desktop to mobile. This history tells us that it’s not always the best products that win, but rather those who spot the mood music early and mobilize their resources decisively. The AI-driven search era is here, and it’s time to act. Will you lead this transformation, or will you explain to stakeholders why your brand has become invisible to the next generation of customers?

Authors

Amit Joshiv - IMD Professor

Amit M. Joshi

Professor of AI, Analytics and Marketing Strategy at IMD

Amit Joshi is Professor of AI, Analytics, and Marketing Strategy at IMD and Program Director of the AI Strategy and Implementation program, Generative AI for Business Sprint, and the Business Analytics for Leaders course.  He specializes in helping organizations use artificial intelligence and develop their big data, analytics, and AI capabilities. An award-winning professor and researcher, he has extensive experience of AI and analytics-driven transformations in industries such as banking, fintech, retail, automotive, telecoms, and pharma.

José Parra-Moyano

José Parra Moyano

Professor of Digital Strategy

José Parra Moyano is Professor of Digital Strategy. He focuses on the management and economics of data and privacy and how firms can create sustainable value in the digital economy. An award-winning teacher, he also founded his own successful startup, was appointed to the World Economic Forum’s Global Shapers Community of young people driving change, and was named on the Forbes ‘30 under 30’ list of outstanding young entrepreneurs in Switzerland. At IMD, he teaches in a variety of programs, such as the MBA and Strategic Finance programs, on the topic of AI, strategy, and Innovation.

Michael Wade - IMD Professor

Michael R. Wade

TONOMUS Professor of Strategy and Digital

Michael R Wade is Professor of Strategy and Digital at IMD and Director of the Global Center for Digital and AI Transformation. He directs a number of open programs such as Leading Digital and AI Transformation, Digital Transformation for Boards, Leading Digital Execution, Digital Transformation Sprint, Digital Transformation in Practice, Business Creativity and Innovation Sprint. He has written 10 books, hundreds of articles, and hosted popular management podcasts including Mike & Amit Talk Tech. In 2021, he was inducted into the Swiss Digital Shapers Hall of Fame.

Shin Han

Shih-Han Huang

Senior researcher and writer at the IMD elea Center for Social Innovation

Shih-Han Huang is a senior researcher and writer at the IMD elea Center for Social Innovation.

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