How to measure AI visibility: the metrics that matter
The key metrics for tracking brand visibility in ChatGPT, Gemini, Perplexity and Copilot — and how to build a repeatable measurement process.
The key metrics for tracking brand visibility in ChatGPT, Gemini, Perplexity and Copilot — and how to build a repeatable measurement process.
Build your prompt set
Choose 30–100 real buyer questions across awareness, comparison and purchase intent — for example “best managed Magento hosting UK” or “Shopify Plus vs Adobe Commerce”. Keep the set stable so trends are meaningful.
RELATED GUIDEWhat is GEO? A plain-English guide to generative engine optimisation →The core metrics
- Mention rate: % of prompts where your brand appears
- Citation rate: % where your site is linked as a source
- Average position: how early you appear in the answer
- Sentiment: positive, neutral or negative framing
- Share of voice: your mentions vs competitors’
Test across platforms and regions
Results differ between ChatGPT, Gemini, Perplexity and Copilot, and by country. Test each platform you care about, from the markets you sell into.
Turn data into actions
Look at which sources AI cites when competitors are recommended. Those are the sites where you need presence — and the content gaps you need to fill.
Common mistakes to avoid
How we help with ai visibility & agents
Frequently asked questions
How often should I measure?
Monthly is enough for most brands; weekly during active campaigns.
Why do results change between runs?
AI answers vary. Averaging across many prompts and runs gives a stable picture.
Can this be automated?
Yes — VISIBI Radar runs your prompts across platforms and tracks the metrics automatically.