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2026-05-26agentsreasoningcode

Maat: The Agentic Legal Research Assistant for Competition Protection

Basant Mounir, Farida Madkour, Amira Abdelaziz, Asmaa Sami

PDF preview for Maat: The Agentic Legal Research Assistant for Competition Protection
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Key claim

Maat significantly outperforms existing legal research assistants.

Maat is a ReAct agent designed for legal research in competition law, addressing limitations of existing general and legal assistants. It effectively grounds findings in official sources and provides rich citations, significantly outperforming baseline tools on case-specific tasks. This makes it a valuable tool for legal professionals needing reliable research assistance.

In plain English

Maat is a ReAct agent designed for legal research in competition law, addressing limitations of existing general and legal assistants. It effectively grounds findings in official sources and provides rich citations, significantly outperforming baseline tools on case-specific tasks. This makes it a valuable tool for legal professionals needing reliable research assistance.

Novelty
7.5/10

Maat introduces a specialized ReAct agent for competition law, extending existing research assistant capabilities.

Reliability
8.0/10

The paper reports significant performance improvements over baseline assistants with a focus on case-specific tasks.

Deep reliability assessment

The methodology supports the claim that Maat significantly outperforms baseline assistants on case-specific tasks through a structured tool-routing architecture and expert evaluation. However, the performance on theoretical questions is only within range of the top baseline, which may overstate its superiority.

Reproducibility

yes, the dataset used is available on GitHub at https://github.com/baahmed/maat-dataset.

Discussion questions

  1. 1.What assumptions about the limitations of existing legal research assistants does this paper challenge?
  2. 2.How can the findings of this paper be applied to improve existing AI tools for other legal domains?
  3. 3.What specific conditions or evidence would contradict the claim that Maat outperforms existing models?

Key figure

Figure 1 illustrates the system architecture of Maat, highlighting the interaction between the ReAct agent and various tools used for legal research.

Benchmark results

expert evaluationaverage rating: 4.6vs Claude Sonnet 4.6+2.2SOTA
expert evaluationaverage rating: 2.9vs Claude Sonnet 4.6-0.6
GitHub1 repo
baahmed/maat-datasetOfficial