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Main Authors: Karp, Michał, Kubaszewska, Anna, Król, Magdalena, Król, Robert, Smywiński-Pohl, Aleksander, Szymański, Mateusz, Wydmański, Witold
Format: Preprint
Published: 2025
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Online Access:https://arxiv.org/abs/2511.04205
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author Karp, Michał
Kubaszewska, Anna
Król, Magdalena
Król, Robert
Smywiński-Pohl, Aleksander
Szymański, Mateusz
Wydmański, Witold
author_facet Karp, Michał
Kubaszewska, Anna
Król, Magdalena
Król, Robert
Smywiński-Pohl, Aleksander
Szymański, Mateusz
Wydmański, Witold
contents This study provides an empirical assessment of whether current large language models (LLMs) can pass the official qualifying examination for membership in Poland's National Appeal Chamber (Krajowa Izba Odwoławcza). The authors examine two related ideas: using LLM as actual exam candidates and applying the 'LLM-as-a-judge' approach, in which model-generated answers are automatically evaluated by other models. The paper describes the structure of the exam, which includes a multiple-choice knowledge test on public procurement law and a written judgment, and presents the hybrid information recovery and extraction pipeline built to support the models. Several LLMs (including GPT-4.1, Claude 4 Sonnet and Bielik-11B-v2.6) were tested in closed-book and various Retrieval-Augmented Generation settings. The results show that although the models achieved satisfactory scores in the knowledge test, none met the passing threshold in the practical written part, and the evaluations of the 'LLM-as-a-judge' often diverged from the judgments of the official examining committee. The authors highlight key limitations: susceptibility to hallucinations, incorrect citation of legal provisions, weaknesses in logical argumentation, and the need for close collaboration between legal experts and technical teams. The findings indicate that, despite rapid technological progress, current LLMs cannot yet replace human judges or independent examiners in Polish public procurement adjudication.
format Preprint
id arxiv_https___arxiv_org_abs_2511_04205
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle LLM-as-a-Judge is Bad, Based on AI Attempting the Exam Qualifying for the Member of the Polish National Board of Appeal
Karp, Michał
Kubaszewska, Anna
Król, Magdalena
Król, Robert
Smywiński-Pohl, Aleksander
Szymański, Mateusz
Wydmański, Witold
Computation and Language
This study provides an empirical assessment of whether current large language models (LLMs) can pass the official qualifying examination for membership in Poland's National Appeal Chamber (Krajowa Izba Odwoławcza). The authors examine two related ideas: using LLM as actual exam candidates and applying the 'LLM-as-a-judge' approach, in which model-generated answers are automatically evaluated by other models. The paper describes the structure of the exam, which includes a multiple-choice knowledge test on public procurement law and a written judgment, and presents the hybrid information recovery and extraction pipeline built to support the models. Several LLMs (including GPT-4.1, Claude 4 Sonnet and Bielik-11B-v2.6) were tested in closed-book and various Retrieval-Augmented Generation settings. The results show that although the models achieved satisfactory scores in the knowledge test, none met the passing threshold in the practical written part, and the evaluations of the 'LLM-as-a-judge' often diverged from the judgments of the official examining committee. The authors highlight key limitations: susceptibility to hallucinations, incorrect citation of legal provisions, weaknesses in logical argumentation, and the need for close collaboration between legal experts and technical teams. The findings indicate that, despite rapid technological progress, current LLMs cannot yet replace human judges or independent examiners in Polish public procurement adjudication.
title LLM-as-a-Judge is Bad, Based on AI Attempting the Exam Qualifying for the Member of the Polish National Board of Appeal
topic Computation and Language
url https://arxiv.org/abs/2511.04205