AI Visibility Glossary
Share of Voice (in AI)
Why it matters
Even with a decent score, low share of voice means competitors dominate the answers buyers see. It reframes AI visibility as a competitive race, not an absolute number.
How to measure it
Across a set of buyer questions, count how often each brand is named and express yours as a share of the total 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
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.
Citation rate is how frequently AI engines cite a brand or its website as a source when answering questions in its category. A high citation rate means the engine repeatedly leans on your content to ground its answers.
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.
The Signal Score is Top Citation Signal's 0–100 composite measure of a brand's AI visibility. It combines eight weighted signals — citation, trust, entity strength, coverage, source diversity, consistency, freshness, and expert mentions — into one comparable number.