Field Notes

Research, playbooks & unpopular opinions on AI search.

From the team building agentMention — plus guest dispatches from CMOs running the experiment in production.

Traffic is no longer the only way to tell whether your brand is present in search.

AI Visibility metrics: how to measure Mention Rate, Citation Rate, Share of Voice and Sentiment

Search no longer ends with a list of blue links. We break down the four metrics that show whether your brand appears in AI answers — and how to measure each one.

agentMention editorial·May 28, 2026

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