AEO — Answer Engine Optimisation — is the practice of making sure a brand is named, cited and described accurately when a customer asks an AI assistant a question, rather than typing it into a search engine. For a South African brand in 2026, it is the answer to a single uncomfortable question: when a customer asks ChatGPT, Claude or Gemini which bank, medical aid, insurer or fibre provider to use, is your brand inside the answer at all?
The plain-English definition
AEO is the discipline of optimising your owned content, your earned coverage and your structured data so that large language model assistants — ChatGPT, Claude, Gemini, Perplexity and Microsoft Copilot — mention your brand, cite the right sources about it, and describe it accurately when answering customer questions in your category. AEO is sometimes also called Generative Engine Optimisation (GEO) or LLM SEO; the three labels overlap heavily and the work is the same.
How AEO is different from SEO
Traditional search optimisation competes for position on a results page. A customer types a query, Google returns ten links, and the customer chooses between them. AEO competes inside the answer itself. An AI assistant reads a slice of the web on the customer’s behalf, forms a view, and delivers a single composed paragraph that names a handful of brands and skips the rest. There is no second page of results. A brand is either inside the answer or it is invisible.
Two practical consequences follow from that change. The first is that AEO success is measured in citation share and named-mention rate, not ranking positions. The second is that the customer never sees what was left out, so an invisible brand has no way of knowing it was excluded — which is why most South African brands are losing AEO without realising the channel exists.
Why AEO matters for South African brands specifically
Three reasons, each backed by data from the SA-AEO-Bench v1 benchmark. First, AI assistant adoption in South Africa is rising fast — search interest in “AI marketing” rose roughly 90% year-on-year in 2025–26 — and customers are already routing purchase research through ChatGPT instead of Google. Second, the SA market is structurally different: across all 197,156 citations in our benchmark, only 53% of what AI assistants say about SA brands comes from South African sources, and that share drops to 36% when users ask about complaints. For a SA brand, an effective AEO strategy is not the same as a global one. Third, the SA AEO market is early: there are zero SA-specific listicles ranking AEO platforms, only a handful of agencies positioning for the work, and almost no SA brands measuring their position. Whichever brands begin measuring this year will set the category for the next five.
The 2026 AI Citation Benchmark for South African Brands is the canonical reference for how GPT-5, Claude and Gemini cite SA brands. 100 brands, 16,500 responses, 197,156 citations.
The three layers of AEO
AEO work resolves into three distinct layers, and a brand can fail at any one of them independently. Visibility is whether the model mentions your brand at all when a customer asks an open question in your category — measured as blind organic mention rate. Narrative is which sources the model reads and what story those sources tell — a brand can be highly visible and still have its entire story narrated by complaint platforms. For SA brands there is a third: locality — whether the model draws on South African sources or reaches offshore for the answer. Each layer needs different work, and the right sequence is to repair narrative first, then chase visibility.
What AEO work actually involves
Six categories of work, roughly in priority order. Owned content optimised for machine reading rather than for human persuasion. Earned media on the publications that the models genuinely trust — in the SA market, that is a list of about ten mastheads led by BusinessTech, HelloPeter, MyBroadband and TechCentral. Structured data and entity records, including a correct Wikidata entry. Response operations on complaint platforms, because complaint citations are the narrative-control problem made concrete. Multilingual coverage where it applies, given how differently the models behave in isiZulu and Afrikaans queries. And a quarterly measurement habit — blind-visibility baselines, not flattering named-recall checks.
Tools and platforms for AEO
The international AEO platform market is mature — Profound, Peec AI, AthenaHQ, Scrunch, Otterly and Airefs are all credible options. The SA market is earlier; Cited Brands is the only operator with primary citation data on South African brands specifically, and we publish a quarterly index. The full ranked comparison sits in our Best AEO Platforms for South African Brands guide .
How to start AEO inside your business
Two steps. Run a blind-visibility baseline this week, by asking the five open questions a real customer would type — without naming your brand — into ChatGPT, Claude and Gemini, and recording whether your brand appears. Then give the problem one named owner inside the business, because AEO currently falls between SEO, PR and corporate communications, which means inside most companies it belongs to nobody at all. Brands that assign an owner now are not catching up to anyone. They are arriving first.
The Cited Brands Scorecard runs the baseline for you across GPT-5, Claude and Gemini, and returns your position in your category in five minutes. No demo gate.
Related terms
GEO — Generative Engine Optimisation. Same field, different label. See What is GEO?
LLM SEO — Optimising specifically for large language model-powered assistants. Often used as a synonym for AEO. See LLM SEO Explained .
Citation share — The percentage of all AI citations about your brand that come from a given source or class of sources. SA-source citation share, on a SA brand, is one of the most important AEO metrics.
Sycophancy uplift — The gap between blind visibility (how often a model names your brand without being prompted) and named recall (how it describes your brand when you ask about it by name). A large uplift indicates the model knows the brand exists but never suggests it.
Cited Brands runs the SA-AEO-Bench, a publicly pre-registered study of how frontier AI models cite South African brands. Methodology at osf.io/w4az2 . Refreshed quarterly.