SEO & AI search glossary.
Plain-English definitions of the terms that decide whether a business gets found — in classic search and in the new world of AI answers. Written to be clear, current, and genuinely useful in a client conversation.
AI search
Answer Engine Optimization (AEO) is the practice of optimizing a business so that AI answer engines — like ChatGPT, Google AI Over...
Generative Engine Optimization (GEO) is the discipline of optimizing content and brand signals so generative AI systems surface, q...
Google AI Overviews are the AI-generated summaries Google shows at the top of many search results, synthesizing an answer from mul...
AI visibility is a measure of how often AI assistants (ChatGPT, Gemini, and others) name or recommend a specific business when ask...
AI share of voice is the percentage of AI answers in a category or market where a given business is named, relative to its competi...
llms.txt is a plain-text file placed at the root of a website that gives AI systems a curated, machine-readable guide to the site'...
Local SEO
The local pack is the block of three local business listings, shown with a map, that Google displays for searches with local inten...
A Google Business Profile (GBP) is the free business listing that powers a company's presence on Google Search and Maps, including...
SEO fundamentals
SEODex turns these ideas into a measured, per-business report: AI visibility, local rankings, GBP health, and a client-ready pitch — in about a minute.