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Reference · 4 min read · Updated October 2026

Glossary

GEO, AEO and AI visibility terms, explained simply.

Action plan
A monthly, prioritised list of tasks to increase AI visibility.
AEO
Answer Engine Optimization. Optimising content to be the direct answer of an answer engine.
AI Overviews
AI-generated summaries Google shows at the top of some search results.
Answer engine
A system that answers a question directly instead of showing a list of links.
Answer share
Percentage of answers in a topic that mention the brand.
Citation
An explicit link or reference to a source within an AI answer.
ClaudeBot
Anthropic’s crawler. Can be allowed or blocked in robots.txt.
Confidence
A label showing how much evidence supports a metric: strong, moderate or weak.
GEO
Generative Engine Optimization. Increasing a brand’s presence in AI-generated answers.
Google-Extended
A robots.txt token that controls the use of content by Google’s AI models.
GPTBot
OpenAI’s crawler. Can be allowed or blocked in robots.txt.
Hallucination
A false statement generated by an AI model, such as a price or service the brand doesn’t offer.
llms.txt
A file at the site root that summarises for language models what the brand does and where its key information is.
Misattribution
When AI attributes your product, award or feature to a competitor.
Prompt
A question or instruction sent to an AI model.
Recommendation rate
Percentage of answers in which the brand is explicitly recommended.
Schema
Structured data (JSON-LD) that describes a page to search and AI engines.
Share of voice
The portion of brand mentions, across a set of answers, that belongs to your brand.
Source
A page or site an AI engine uses to build its answer.
Source influence
The weight of each site in the answers for a topic.
Topic
A set of questions with the same intent, measured together.
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