Why it matters

Ranking UI shapes preference data. Understanding shapes DPO / RLHF.

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The architecture

Show two LLM outputs.

Human picks winner (or tie).

Store preferences.

Feed DPO / RLHF.

Ranking UI flowPair of outputssame promptHuman pickswinner or tieStore preferencesfor DPO / RLHFLMSYS Arena + Argilla + custom UIs; blind pairwise standard
Ranking UI.
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How it works end to end

Blind pairwise (label removed).

Multiple raters + IAA.

Tie option.

Confidence signals.