Skip to content
Marc Nashaat Consulting Start a conversation

What generative engine optimization actually is (and what it isn’t)

GEO is the practice of making sure a brand gets retrieved, cited and accurately described inside answers that language models generate.

Google says there’s nothing special to do. Its documentation on AI features states there are no additional requirements to appear in AI Overviews or AI Mode, no other special optimizations necessary, and no need to create new machine-readable files, AI text files or markup. Eligibility runs the ordinary route: the page has to be indexed and eligible to appear in Search with a snippet. Every GEO product built on the opposite claim is selling you something Google has already told you not to buy.

The shift underneath the GEO acronym is still real. Whether the system assembling an answer reaches for your content, and whether the sentence it writes about you is one you’d have written, is worth money.

In practice generative engine optimization covers making a brand, a page or a claim likely to get retrieved, cited and accurately framed inside a generated answer, in ChatGPT, AI Overviews and AI Mode, Perplexity, Copilot or Claude. It isn’t about ranking a URL.

GEO arrived as an academic coinage. A 2023 paper framed it as a measurable optimization problem (which edits to a source document raise its visibility in a generated response) and built a benchmark called GEO-bench. It reported visibility gains of up to 40% on that benchmark, and noted the effective tactics varied by domain. The framing was narrow and honest about its limits. The industry’s use of the acronym since is neither, and the 40% gets quoted as though it were a market-wide result.

Clients use the term, so the term stays.

Generative and answer engine optimization solve different problems

Answer engine optimization is about being the quoted answer to a specific question. It’s extractive and close to binary: your sentence is the featured snippet or it isn’t. The outcome is observable, and the work is mostly phrasing a direct answer near the top of a page in a format the extractor likes.

GEO is about presence and framing inside a synthesized response assembled from several sources at once. There’s no slot to win. There’s a set of documents the system retrieved, a summary written from them, and a question of whether you were in the set and how you got characterized.

Side by side: AEO is a question, an extracted answer and an attribution, and success means your passage appearing verbatim. GEO is a prompt, a retrieval step across many documents and a generated paragraph. Success there means being one of the sources, being described correctly, and being the option the answer suggests considering.

The commonality between AEO and GEO is the machine being able to fetch and parse the page at all, which is where most failures sit.

So most vendors selling GEO are selling AEO tactics. An FAQ block and a summary paragraph are reasonable hygiene. Neither affects whether a model calls your platform enterprise-grade or a small tool for startups, and that sentence is what your buyers read.

Retrievability comes before every other GEO tactic

The most common reason a company is missing from AI answers isn’t framing or authority. The crawler couldn’t read the page.

Most retrieval crawlers don’t execute JavaScript. In 2024, Vercel ran a test in which OpenAI’s, Anthropic’s, Meta’s, ByteDance’s and Perplexity’s crawlers all failed to render JavaScript, with Gemini (running on Googlebot’s infrastructure) and Applebot the exceptions. That’s a different bar from Googlebot, which renders in a deferred second pass. A React or Vue application building its content client-side can rank respectably in Google and stay invisible to most AI search agents, because the HTML those agents get is an empty shell with a script tag in it. I’ve seen that on well-funded products whose teams assumed the problem was editorial.

The second failure is access. Bot management at the CDN blocks AI agents by default and marketing never gets told. Then there’s robots.txt, where the distinction between training crawlers and retrieval fetchers matters most. OpenAI’s own documentation is explicit about it. GPTBot crawls content that may be used in training foundation models. OAI-SearchBot surfaces websites in ChatGPT’s search features, and sites opted out of it won’t be shown in ChatGPT search answers.

Blocking GPTBot is a training decision. Blocking OAI-SearchBot removes you from answers. Teams block both, because the names look similar and nobody reads vendor docs at five on a Friday.

The first hour of any GEO engagement isn’t content work. It’s fetching your five main templates with JavaScript disabled, reading robots.txt, and checking what the CDN does to each agent. That’s ordinary technical SEO, which is inconvenient for anybody who’d prefer GEO to be a new thing with its own budget.

Writing content that survives summarization

Even when a search system evaluates your page as a whole, the language model usually only sees passages (chunks of a few hundred tokens retrieved and passed into the prompt outside their original context). That one fact drives most of the sensible content advice.

Make each passage self-contained, because a paragraph opening with “this approach” or “it also supports” means nothing once it’s lifted away from its antecedent. Lead with the claim, then support it, because burying the point in throat-clearing dilutes the passage’s relevance score before it ever reaches the model.

Put concrete facts into structures: tables for comparable data, lists for enumerable things, explicit units. Those get lifted close to verbatim. Define the thing you’re writing about in the first two sentences of the page, plainly enough to be quoted out of context. And date anything time-sensitive, because “as of March 2026” is retrievable and “recently” isn’t.

A model can’t quote what it can’t retrieve, and it won’t frame you well if the only description of you online is a competitor’s comparison page.

Entity consistency is the unglamorous half of GEO

Models resolve entities, not strings. If your company name, category, product names and market position differ across your own site, Wikidata, Crunchbase, G2, LinkedIn and the review sites, the system has to pick one. It tends to pick the description appearing most consistently across sources, which frequently isn’t yours.

Concretely, that means one canonical Organization block with sameAs pointing at every profile you control, and product names spelled identically everywhere. It also means one sentence describing what the company does, reused word for word in your boilerplate, your profiles and your press releases. Marketing teams hate the last one, because it feels like a missed opportunity for variation. The variation is the problem.

The harder truth is that the corpus about you matters more than your own site. Comparison pages, listicles, forum threads and analyst write-ups are what get retrieved when somebody asks which vendors to consider. An unlinked mention on a page a model retrieves beats a followed link on a page it never fetches. That’s a real argument for treating digital PR as an AI search channel rather than a link-building one.

Measuring GEO without a position one

There’s no position one, and Google has said so about its own reporting. Asked how position works for AI features, John Mueller said position is hard to do in a way that makes it useful, so Google currently tracks it as a block, as it does for other search features. Responses are non-deterministic too, varying by session and geography and shifting with model versions nobody announces.

Google has started publishing something at least. Search Console now carries a generative AI performance report for AI Overviews and AI Mode, launched globally at the end of August 2026. Read the limits before you build a dashboard. There are no clicks, CTR, or query-level breakdown, two results from the same site in one response count as a single impression, and the usual row and time-period limits still apply.

What you can measure honestly on your own is share of voice across a fixed panel of prompts. Define 50 to 200 prompts representing how your buyers actually ask, run them on a schedule against each model, and record whether you appear, which source gets cited, and how you’re characterized. Several vendors sell a version of this. So does a script and a spreadsheet.

Referral traffic is the other real signal. Sessions from chatgpt.com and perplexity.ai show up in GA4, they’re small, and in the accounts I’ve looked at they convert better than the organic average, presumably because the model pre-qualified the recommendation first.

One caveat, and it applies to everybody selling this. A prompt panel is a sample, and whoever designs the sample decides the number. A claimed improvement in AI visibility with no published prompt set, no model versions and no date range isn’t a result. Insist on the methodology before you accept the chart, including from me.

Where to start with generative engine optimization

Fetch your top templates with JavaScript disabled and see what a raw-HTML crawler actually gets. Read your robots.txt and your CDN bot rules agent by agent, and decide deliberately rather than by default. Write a panel of 50 prompts your buyers would plausibly type, run it across three models, and record a baseline before changing anything.

Once the technical baseline is set, fix entity consistency (name, category, one-sentence description, sameAs) across your site and every profile you control. Restructure the twenty pages that matter so each passage stands alone and the definition sits up front. Do those five and you’ll have done more than most of the market.

Generative engine optimization isn’t three years old yet, and a good deal of the advice published about it, some of it mine, will look naive in eighteen months. The parts likely to survive were already true: be fetchable, be clear, be described the same way everywhere. That’s what my AI SEO work covers.

Written by

Marc Nashaat

Toronto-based Enterprise SEO & Growth consultant with 15+ years working with Fortune 50–500 brands including FedEx, Toyota, Adobe and Public Storage. Google Partner; featured in Forbes, CBC News and CIO.