The terms overlap heavily, but there is a clear platform and structural distinction you can use to build your roadmap.
AEO (Answer Engine Optimization) targets platforms that pull a single, definitive fact—think voice assistants (Alexa, Siri) and search features like Google’s AI Overviews or standard featured snippets. The user wants a quick, objective answer. Your AEO roadmap should focus on technical execution: implementing strict FAQ schema, building concise glossary pages, and formatting data into direct bullet points so an engine can easily extract a verifiable fact.
GEO (Generative Engine Optimization) is catered to conversational LLMs like ChatGPT, Gemini, Claude, and Perplexity. These engines tackle complex, multi-layered queries by synthesizing original answers from multiple sources. They aren’t looking for a quick fact. Your GEO roadmap requires long-form content, original statistics, and thought leadership so the AI uses your site as a primary foundational source to build a complex argument.