Reference

AI Visibility & GEO Glossary

Every term you need to understand AI search, Generative Engine Optimization, and brand visibility across ChatGPT, Perplexity, and Gemini — clearly defined.

Core Terms

Generative Engine Optimization (GEO)

The practice of structuring content so AI systems like ChatGPT, Perplexity, and Gemini cite and recommend it when users ask relevant questions.

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AI Visibility

How often and how accurately AI systems mention your brand when answering questions relevant to your product, service, or niche.

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Answer Engine Optimization (AEO)

Optimizing content to appear as the direct answer in AI-powered answer engines like Perplexity, Google SGE, and Bing AI.

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Advanced Terms

LLM SEO

The discipline of optimizing digital content so large language models surface your brand, content, or product in AI-generated responses.

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Measurement Terms

AI Brand Mentions

Instances where an AI system references your brand by name when responding to a user query — tracked as a measure of AI visibility.

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Share of Voice (AI)

The percentage of AI-generated responses in your category that mention your brand, compared to the total mentions across all competitors.

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SEO Terms

Topical Authority

The degree to which Google and AI systems recognize your site as a comprehensive, reliable source on a specific subject area.

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Platform Terms

AI Overviews

Google's AI-generated summaries shown at the top of search results, drawing from indexed content to answer queries directly on the results page.

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