CUAD — Contract Understanding Atticus Dataset

CUAD — Contract Understanding Atticus Dataset

CUAD (Contract Understanding Atticus Dataset) is a large-scale dataset created by The Atticus Project with dozens of legal experts. It contains 13,000+ annotations across 510 real commercial contracts, labeling 41 distinct clause types including parties, payment terms, termination clauses, IP ownership, and liability caps. It is the benchmark dataset for training and evaluating contract review AI systems.

Key Features

• 510 commercial contracts from EDGAR (SEC filings)
• 41 clause categories annotated by legal professionals
• Question-answering format compatible with extractive QA models
• Benchmark leaderboard for contract understanding research
• Free for commercial and academic use under CC-BY-4.0

Quick Start

from datasets import load_dataset

dataset = load_dataset("theatticusproject/cuad")
train = dataset["train"]
print(f"Train examples: {len(train)}")
print(train[0]["title"])  # Contract name
print(train[0]["question"])  # Clause type question
print(train[0]["answers"])  # Extracted clause text

npx ai-supply add cuad-contract-understanding-dataset

Curated mirror of the open-source CUAD (CC-BY-4.0). Get it from the source.