Benchmark Brief · 55 seconds
Most mentioned doesn’t mean first choice.
Protein Powder · Collected
12 usable answers · Four AI assistants · Three prompt types
The finding, in context
Optimum Nutrition appeared in 9 of 12 usable answers. The three ranked comparisons named different first choices: Optimum Nutrition in ChatGPT, Transparent Labs in Gemini, and Ascent in Perplexity.
Claude’s comparative answer was unranked. Mention frequency measures how often a brand appears; comparative rank records its position only when the answer supplies a ranking.
Compare the AI answers, prompts and recorded ranks.
Captured answers, not product-quality ratings.