- Lantern
- Glossary
AI search glossary
Definitions for every term in AI search visibility, AEO, GEO, and marketing agents — written by Lantern, the platform that measures and improves all of them.
Answer Engine Optimization (AEO)
The practice of optimising content so that AI engines like ChatGPT, Perplexity, and Gemini cite your brand in direct answers.
Generative Engine Optimization (GEO)
A discipline focused on making brand content more citable inside AI-generated search responses.
AI Citation
A reference to your brand, product, or content inside an AI-generated answer — the atomic unit of AI search visibility.
Share of Voice (AI)
The percentage of AI responses about your category that mention your brand versus competitors.
Brand Visibility
How widely and accurately your brand appears across AI engines, search results, and online sources.
AI Search Visibility
A measure of how often and accurately your brand, products, or content appear in AI-generated search answers.
Marketing Agent
An autonomous AI agent that executes marketing tasks — GEO, SEO, content, distribution — without manual intervention.