reasoning benchmark
Uniform Bar Exam
The Uniform Bar Examination (UBE) benchmark evaluates language models on the complete bar exam including multiple-choice Multistate Bar Examination (MBE), open-ended Multistate Essay Exam (MEE), and Multistate Performance Test (MPT) components. Used to assess legal reasoning capabilities across seven subject areas including Evidence, Torts, Constitutional Law, Contracts, Criminal Law and Procedure, Real Property, and Civil Procedure.
Updated Aug 7, 2026
Published models1
Registry coverage1
MetricScore
EvidenceB
Uniform Bar Exam leaderboard
Sorted by the source-provided rank. Higher score is better according to the registry.
| 1 | OP | 90.0% | 100.0% | 1 | C |
Uniform Bar Exam highlights
The top published results on this benchmark's own scale.
What is Uniform Bar Exam?
Definition and scoring fields from the benchmark registry.
The Uniform Bar Examination (UBE) benchmark evaluates language models on the complete bar exam including multiple-choice Multistate Bar Examination (MBE), open-ended Multistate Essay Exam (MEE), and Multistate Performance Test (MPT) components. Used to assess legal reasoning capabilities across seven subject areas including Evidence, Torts, Constitutional Law, Contracts, Criminal Law and Procedure, Real Property, and Civil Procedure.
Scores are shown in ratio. The current registry marks this benchmark as not independently verified with evidence level B.
- Family
- Uniform Bar Exam
- Modality
- text
- Primary category
- reasoning
- Score direction
- higher
- LLMBoard eligible
- No
- Evaluation key
- uniform-bar-exam|llm-stats-current
Source-native results are preserved. Eligibility for the overall LLMBoard score is a separate policy decision.
FAQ
Common questions about Uniform Bar Exam.
Which model scores highest on Uniform Bar Exam?
GPT-4 is currently ranked first with 90.0%.
What does Uniform Bar Exam measure?
The Uniform Bar Examination (UBE) benchmark evaluates language models on the complete bar exam including multiple-choice Multistate Bar Examination (MBE), open-ended Multistate Essay Exam (MEE), and Multistate Performance Test (MPT) components. Used to assess legal reasoning capabilities across seven subject areas including Evidence, Torts, Constitutional Law, Contracts, Criminal Law and Procedure, Real Property, and Civil Procedure.
Is a higher score better?
Yes. Higher values rank better for this benchmark.
How many models are compared?
1 unique published model results are currently shown.
Does this benchmark affect the overall score?
This benchmark is preserved as source-native evidence but is not eligible for the current overall score.