Named comparison
Side-by-Side
Choose two ready models and ask the same question. Names stay visible; your preference is recorded without affecting the blind-battle leaderboard.
Named comparison
Model A Model B
Both models are thinking…
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Follow-ups go to the same two models.
Unranked preference
Which response do you prefer?
Saved for research. It does not update Elo.
Preference saved
Thanks for the detailed comparison
Optional. This never changes a model’s rating — it only helps us understand the votes.