Numerator: valid answers that mention the brand. Denominator: valid answers to unbranded questions. Errors are excluded by a rule set before looking at the results, and counted separately.

Always publish it with its numbers (“8 of 22”), not only as a percentage. A mention is not a recommendation: “we do not recommend X” contains the brand. That is why the recommendation rate is measured separately.

It is not market share: it describes a sample of questions, platforms and dates.

Read: How to know if ChatGPT recommends your company.