What is AEO? Answer Engine Optimization explained
Where AEO comes from
The term AEO is older than the AI hype: it emerged around featured snippets, voice search (Alexa, Siri, Google Assistant) and Google's "position 0." The goal was always the same — not just to rank, but to be the one answer the system reads aloud or shows as a box.
How AEO borders GEO
AEO and GEO pursue related goals, but GEO is wider. AEO thinks in answers: what question does the user ask, and how do you become the source of the answer? GEO additionally thinks in everything else generative systems do — summarise, compare, generate text, follow up in dialogue. Saying AEO reduces AI to answering; that's why the broader term GEO has prevailed for the generative world. (The term GEO itself comes from a 2023 research paper: Aggarwal et al., arXiv:2311.09735.)
What you actually do
The good news: the measures overlap heavily. Clear questions as headings, a concise direct answer right below, structured content, FAQs, evidence and authority pay into both. You don't have to choose between AEO and GEO — you optimize for extractable, trustworthy answers and thereby serve voice assistants, snippets and AI chats at once.
Sources
- Alpar, Mues, Michalik, Grahl, Schneider: Generative Engine Optimization, Rheinwerk 2026.
- Aggarwal et al.: "GEO: Generative Engine Optimization", arXiv:2311.09735 (2023; KDD '24) — origin of the term GEO.
- eMarketer, "FAQ on GEO and AEO" (2026).
Want to know whether you provide the answer — or your competitor does? VISIBILIS measures your brand's visibility in ChatGPT, Gemini and Google AI Overviews and shows which sources the answers come from. Book a free demo
Key takeaways
- AEO = optimizing for direct answers (snippets, voice, AI answers).
- GEO is broader and includes summarising, creating and dialogue.
- The terms are often used synonymously; the measures overlap heavily.
- In practice you optimize for extractable, evidenced answers — that serves both.
Frequently asked questions
Is AEO just an older word for GEO?
Almost. AEO comes from the snippet/voice era and thinks only in answers; GEO (coined 2023, Aggarwal et al.) extends this to all of generative AI — summarising, creating, dialogue.
Should I optimize my content for AEO or for GEO?
For both at once. Clear questions, concise direct answers, structure and evidence work for voice assistants, featured snippets and AI chats simultaneously — separate effort isn't worth it.
Does AEO still matter in 2026 if everyone talks about GEO?
Yes. Voice search and featured snippets still exist, and the answer-first mindset (one question, one extractable answer) is the foundation of all AI visibility.