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Concepts

AEO (Answer Engine Optimization)

Answer Engine Optimization. A name for optimising to appear in AI answer engines.

AI SEO

A common name for AI-centric SEO: the practice of working toward AI Visibility.

AI Visibility

The broad outcome of AI-centric SEO: being seen, cited, and recommended by AI systems when they answer questions.

AIO (AI Optimization)

AI Optimization. Another name for the practice of improving AI Visibility.

Frequency

How often your citations and mentions occur across AI queries and over time.

GEO (Generative Engine Optimization)

Generative Engine Optimization. A name for optimising to appear in generative AI engines.

Number of Citations

The absolute count of times your pages are cited in AI answers.

Number of Mentions

The absolute count of times your brand is named in AI answers.

Open Knowledge Format

An open, vendor-neutral format for packaging the knowledge AI systems need, as plain markdown files any model or agent can read.

Rank

How prominently your citations and mentions appear within an AI answer.

Relevance Engineering

Engineering a page's semantic relevance to a query with embeddings and vector math, treating visibility as an engineering problem rather than keyword optimization.

Selection Rate

The rate at which an AI system chooses a given source from the available grounding candidates when composing an answer; the AI-search equivalent of click-through rate.

Selection Rate Optimization

The AI-search counterpart to CTR optimization: improving how often AI systems select your content as the grounding source for their generated answers.

Share of Citations

The proportion of cited sources in AI answers that are yours.

Share of Mentions

The proportion of brand mentions in AI answers that are yours.

Share of Voice

Your overall slice of the AI answer space for a topic, relative to competitors.