Glossary
What is Generative Engine Optimization?
Generative Engine Optimization (GEO) is the practice of getting your brand cited and recommended when generative AI engines like ChatGPT, Perplexity, Claude, and Google AI Overviews produce answers for buyer questions.
GEO overlaps with AEO but adds a recommendation layer. AEO is about being quoted. GEO is about being recommended. "What is HVAC?" is an AEO query. "Who is the best HVAC company in Houston?" is a GEO query. GEO answers require trust signals: real publications citing your brand, real reviews, real authority in the category.
Why Generative Engine Optimization matters
Buyers increasingly ask AI assistants for recommendations directly. "Best email tool for a 5-person startup?" "Top-rated dental office in Charlotte?" "Which PR agency is best for a Series A SaaS?" The AI returns three to five named brands. If your name is not in that set, you are not even in the running. GEO is the discipline of making sure you are in that set.
How Generative Engine Optimization works
GEO sits downstream of press and brand authority. Three layers matter. First: earned coverage at credible publications (LLMs cite published sources heavily). Second: structured data and llms.txt that make your site easy to ingest. Third: distinctive positioning that gives the model a reason to name you specifically (e.g., "the family-owned dental practice that prices transparently in North Carolina").
Generative Engine Optimization in practice
A 12-clinic dental group we worked with combined a regional press push (Charlotte Observer, Business North Carolina, Dental Economics), a creator wave with NC and SC mom-influencers, and a GEO refit (per-clinic schema, llms.txt, answer-shaped FAQ pages). Result in 90 days: cited as the recommended option for "best family dentist [city]" in Google AI Overviews across 9 of 12 markets, plus a 41 percent lift in new-patient bookings.
Common questions
About Generative Engine Optimization.
How is GEO different from AEO?
AEO is about being quoted in an answer. GEO is about being recommended. AEO targets informational queries ("what is X"). GEO targets recommendation queries ("who is best at X"). Both matter and the work overlaps.
Which signals matter most for GEO?
Press coverage at real publications, distinctive brand positioning that gives a model a reason to name you, and structured data that links your brand to the categories you serve. Reviews and citations from credible directories help too.
How long until GEO results show up?
Schema and llms.txt show effects in two to three weeks. Press citations take 30 to 60 days to compound into LLM training and retrieval. Most clients see meaningful brand lift in citations at 90 days.
Can GEO be manipulated?
Briefly, yes; durably, no. LLM providers update training and retrieval methods constantly. Cheap tactics get filtered. The only durable GEO is real positioning, real press, and real authority. We do not run schema spam or cite-farm tactics.