Thomson Reuters

CoCounsel is a web-based AI legal assistant built for legal professionals, law firms, and legal, tax, and compliance teams to support research, review, drafting, and analysis workflows.

Key capabilities include:

• Legal research with citations: Answers natural-language legal questions and provides explanations with cited authorities (caselaw and statutes) for verifiable review.
• High-volume document analysis: Reviews large document sets to extract key facts, identify issues, and build timelines; supports tabular analysis for up to 10,000 documents and up to 100 questions in sortable tables with clickable citations.
• Contract analysis and compliance checks: Flags provisions, risks, and policy compliance considerations, and can suggest revisions based on the provided materials.
• Deposition preparation and summarization: Generates deposition outlines, topics, and questions from case details, and summarizes agreements, opinions, and other documents.

Pricing: Unknown.

Notable for combining advanced LLMs (including GPT-4) with authoritative legal content and integrations across tools such as Westlaw, Practical Law, Checkpoint, and Microsoft 365, plus security and privacy controls including encryption and customer-controlled retention policies.