GEO glossary
The key terms behind Generative Engine Optimization and AI search, defined clearly. Every definition is written to be quoted — by you, and by the AI assistants your buyers ask.
Generative Engine Optimization (GEO)
Generative Engine Optimization (GEO) is the practice of optimizing your brand, content and digital footprint so AI assistants like ChatGPT, Gemini, Perplexity and Claude cite and recommend you in their answers.
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An AI citation is a reference an AI assistant makes to a brand, source or URL inside a generated answer — the GEO equivalent of a search ranking or a backlink.
Read full definitionAI Visibility Tracking
AI visibility tracking is the practice of measuring how often and how favorably AI assistants mention your brand across a set of prompts, over time and against competitors.
Read full definitionShare of Voice (in AI search)
Share of voice in AI search is the proportion of relevant AI answers that mention your brand, relative to your competitors — your visibility expressed as a competitive percentage.
Read full definitionAnswer Engine
An answer engine is a search system that returns a single synthesized answer instead of a list of links — for example Perplexity, ChatGPT search, or Google AI Overviews.
Read full definitionAI Sentiment Analysis
AI sentiment analysis in GEO measures whether an AI assistant frames your brand favorably, neutrally or negatively when it mentions you.
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