AI Visibility Glossary
Zero-Click
Why it matters
In a zero-click world, being named in the answer — not just linked — is what earns awareness and consideration. AI visibility becomes the way to influence buyers who never click.
How to measure it
Track how often your brand is mentioned within answers, independent of click-through, and your share of those mentions.
Measure your AI visibility
See how AI engines cite and recommend your brand, scored on eight signals across every major engine. Free.
Related terms
An answer engine is an AI system that responds to a query with a direct, synthesized answer instead of a list of links. ChatGPT, Perplexity, Google AI Overviews, Gemini, and Copilot are answer engines that pull from web sources to compose responses.
AI visibility is how often and how prominently a brand appears in the answers generated by AI engines like ChatGPT, Gemini, Claude, and Perplexity. A brand with high AI visibility is named, cited, and recommended when people ask AI for options in its category.
Share of voice in AI is the proportion of AI answers in your category where your brand is named, relative to competitors. It shows how much of the AI conversation you own versus how much your rivals capture.
AEO, or Answer Engine Optimization, is the practice of optimizing content and brand signals so AI answer engines surface and recommend you in their responses. Where SEO targets a ranked list of links, AEO targets being the answer itself.