Answer Engine Optimization

Simple Definition

Answer Engine Optimization (AEO) is the practice of writing content specifically so that AI-powered answer tools, like Perplexity, voice assistants (Siri, Alexa), and AI chatbots with web access, will surface it when users ask questions.

Where traditional SEO is about ranking in a list, AEO is about being the answer.

How AEO Relates to GEO

AEO and Generative Engine Optimization (GEO) are closely related and sometimes used interchangeably. The distinction some people draw:

AEO: focused on getting into any AI answer system, including voice and older featured snippet systems
GEO: more specifically focused on generative AI systems that synthesize multi-source answers

In practice, both require similar strategies.

AEO Strategies That Work

Write clear, direct answers: start your response to a question within the first few sentences
Use Q&A formatting: structure content around specific questions people ask
Keep answers concise: short, well-structured answers are easier for AI to extract
Build authority: AI answer systems favor established, trustworthy sources
Add structured data: FAQ schema and other structured data help AI understand your content’s intent

Practical Example

Instead of writing a 2,000-word article about vitamin D and hoping for traffic, you write it in FAQ format with a clear answer to “What does vitamin D do?” in the first paragraph. AI tools find this easier to cite accurately.