Christophe Benavent

What Wins a Vote? Formatting, Length, and Lexical Diversity in the French Compar:IA LLM Arena

LLM arenas turn pairwise human preferences into model rankings. Those preferences may reflect how an answer is presented as well as what it says. We take a stylometric approach to 137,293 decisive French-language votes from the July 2026 Compar:IA release; the primary formatting analysis includes 137,113 battles across...