From the source

Introducing BigLaw Bench: Arena

Harvey's internal system for pairwise AI evaluation on legal tasks

Harvey introduced BigLaw Bench: Arena, an internal system for head-to-head evaluation of AI systems on legal tasks through pairwise comparison by lawyers.

The system produces Elo scores and qualitative feedback to determine which models experts prefer.

Harvey also published recent results comparing its Harvey Assistant against prior implementations and leading foundation models.

From the source
Today, we’re introducing BigLaw Bench: Arena (BLB: Arena), which is our internal system for determining which models and systems experts actually prefer through scaled, pairwise comparison.
harvey.ai

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