Katie Ledecky vs Rafael Nadal
Katie Ledecky leads Rafael Nadal by 4.0 points on the Fameproof index, and wins 1 of the three models. Measured weekly: 24 prompts × 4 runs = 96 answers per model.
Questions about this comparison
Who do AI models mention more, Katie Ledecky or Rafael Nadal?
Katie Ledecky. It scores 39.7 on the Fameproof index against 35.7 for Rafael Nadal — a lead of 4.0 points, measured across Claude and ChatGPT and Gemini in the run of 26 October 2026.
How is the Katie Ledecky vs Rafael Nadal comparison measured?
Both are asked about with the same panel of category questions — never questions naming them — repeated on every model each week. The score combines how often each is named, how early in the answer, how much of the topic is covered and how consistent the result is.
Both are ranked on the Celebrity & Musician AI Visibility board. Prominence reflects how early in an answer the model names them; mention rate is how often it names them at all. How the score is built.
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