PreprintCited by 422Artificial Intelligence in LawLegal Education and Practice InnovationsTopic Modeling

GPT-4 Passes the Bar Exam

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Katz, Daniel Martin, Bommarito, Michael James, Gao, Shang, Arredondo, Pablo·2023·Philosophical Transactions of the Royal Society A Mathematical Physical and Engineering Sciences

Abstract

In this paper, we experimentally evaluate the zero-shot performance of a preliminary version of GPT-4 against prior generations of GPT on the entire Uniform Bar Examination (UBE), including not only the multiple-choice Multistate Bar Examination (MBE), but also the open-ended Multistate Essay Exam (MEE) and Multistate Performance Test (MPT) components. On the MBE, GPT-4 significantly outperforms both human test-takers and prior models, demonstrating a 26% increase over ChatGPT and beating humans in five of seven subject areas. On the MEE and MPT, which have not previously been evaluated by scholars, GPT-4 scores an average of 4.2/6.0 as compared to much lower scores for ChatGPT. Graded across the UBE components, in the manner in which a human tast-taker would be, GPT-4 scores approximately 297 points, significantly in excess of the passing threshold for all UBE jurisdictions. These findings document not just the rapid and remarkable advance of large language model performance generally, but also the potential for such models to support the delivery of legal services in society.

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Crossref · 10.2139/ssrn.4389233

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  • ChatGPT-4 has been shown to outperform the average student in a variety of verbally-oriented tests and exams.

    “The latest version, ChatGPT-4, has been shown to outperform the average student in a variety of verbally-oriented tests and exams (De Winter, 2023; Katz et al., 2023; Nori et al., 2023; OpenAI, 2023a).”
  • When LLMs are confronted with tasks requiring domain-specific expertise, such as medical and legal questions, they may exhibit pronounced hallucinations, often manifesting as factual fabrication.

    “This limitation becomes particularly evident when LLMs are confronted with tasks that require domain-specific expertise, such as medical [179, 279] and legal [149, 353] questions, these models may exhibit pronounced hallucinations, often manifesting as factual fabrication.”

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References 62 · Cited by 422

Authors
Katz, D. M., Bommarito, M. J., Gao, S., & Arredondo, P.
Affiliations
  • Illinois Institute of Technology (US)
  • Stanford University (US)
Corresponding author
Katz, Daniel Martin
Venue
Philosophical Transactions of the Royal Society A Mathematical Physical and Engineering Sciences
Publisher
Elsevier BV
Published
2023
Volume
382
Issue
2270
Pages
20230254-20230254
ISSN
1364-503X (ISSN-L)
OpenAlex
W4392773006
Cited by
422
References
62
Citations by year
2026: 94 · 2025: 116 · 2024: 126 · 2023: 86
FWCI
538.69
Type
journal article
Language
en
Open access
Licence
cc-by
Locations
  • Philosophical Transactions of the Royal Society A Mathematical Physical and Engineering Sciences (publishedVersion, cc-by)
  • SSRN Electronic Journal (acceptedVersion)
  • PubMed Central (publishedVersion, cc-by)
  • PubMed (publishedVersion)
Topics
  • Social Sciences › Political Science and International Relations › Artificial Intelligence in Law
  • Social Sciences › Law › Legal Education and Practice Innovations
  • Physical Sciences › Computer Science › Artificial Intelligence › Topic Modeling
Keywords
GPT-4, bar examination, zero-shot performance, large language models, ChatGPT, legal education, legal services

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