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Benchmark
PRBench Legal (Professional Reasoning Benchmark)
Measures: Models answer 500 real legal questions written by JD-holding experts (about 30% multi-turn, 114 countries, 47 US jurisdictions); each response is scored by an LLM judge (o4-mini) against a 10-30 item weighted expert rubric, clipped to 0-1.
- Maintainer
- Scale AI
- Introduced
- 2025
- Status
- Active
- Saturation
- Headroom
- Typical provenance
- Mixed
- In scoring set
- Yes
Leaderboard
Every result we hold, whoever ran it. Only independent and third-party rows count towards a score.
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