AI Visibility & GEO Glossary
Clear, self-contained definitions of the key concepts behind AI visibility and Generative Engine Optimization (GEO). Each term is written so an AI engine can quote it directly.
All terms
GEO (Generative Engine Optimization)
Optimizing content so it is understood and cited by generative AI engines.
AEO (Answer Engine Optimization)
Optimizing to be the direct answer an answer engine returns.
LLMO (LLM Optimization)
Optimizing content for large language models specifically.
AI directory
A directory whose data is structured to be cited by AI engines.
Structured data (Schema.org)
Machine-readable markup describing what a page is about.
llms.txt
A proposed standard file that points AI engines to a site's key content.
AI crawlers (GPTBot, ClaudeBot, PerplexityBot, Google-Extended)
The web agents AI companies use to read, train on and cite the web.
AI citation
When an AI engine names your business as a source in its answer.
Open data (ODC-By-1.0)
Data anyone can freely access, reuse and redistribute with attribution.
Answer engine
A search experience that returns one synthesized answer with citations.
FAQ schema (FAQPage)
Structured data marking up question-and-answer content.
Non-payola (no pay-to-rank)
A pledge that ranking and citations can never be bought.