CoCounsel
An AI legal assistant that reviews contracts, drafts documents, researches case law, and boosts productivity—empowering legal teams with smart automation.
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An AI legal assistant that reviews contracts, drafts documents, researches case law, and boosts productivity—empowering legal teams with smart automation.
These are the questions we get asked the most about us.
CoCounsel by Thomson Reuters is an AI-powered legal assistant developed by Thomson Reuters, designed to help legal professionals research, review, draft, and analyze legal documents more efficiently. Integrated with GPT-4 and trained on trusted legal content, it acts as a virtual associate to streamline legal workflows and reduce manual effort.
Document Review – Analyze contracts, flag risks, and extract clauses automatically.
Legal Research Assistant – Get fast, accurate answers to legal queries using GPT-4 and Westlaw content.
Deposition Prep – Summarize deposition transcripts and identify key facts or inconsistencies.
Brief Analyzer – Review briefs for strengths, weaknesses, or missing citations.
Litigation Insights – Identify precedents, judge history, and case patterns.
Secure & Compliant – Built with enterprise-grade security and compliance for legal teams.
Westlaw & Practical Law Integration – Seamless access to authoritative legal content.
Natural Language Interface – Ask complex legal questions and get contextual responses.
Law firms
In-house legal departments
Litigation support teams
Paralegals
Compliance officers
Contract managers
Legal researchers
Solo practitioners
Legal tech consultants
Contract Review & Risk Detection – Speed up due diligence by identifying risky clauses.
Legal Research & Case Law Retrieval – Ask legal questions and get citations with analysis.
Drafting Legal Memos or Briefs – Use AI to prepare first drafts based on inputs.
Litigation Prep – Analyze opposing party documents and suggest strategy.
Client Advisory Support – Use AI to support routine legal queries faster.
Enterprise-Level Pricing Only: CoCounsel is offered as part of Thomson Reuters' enterprise legal solutions
Pricing is custom and based on firm size, usage, and integration level
✅ Contact sales for demos, pilots, and tailored packages
❌ Not available as a standalone tool for individuals or small firms yet
Vs Harvey AI: CoCounsel is now backed by Thomson Reuters, offering deeper legal content integration.
Vs Lexis+ AI: CoCounsel uses GPT-4; Lexis+ AI is built on Lexis NLP and generative AI.
Vs Spellbook: Spellbook is focused on drafting in MS Word; CoCounsel covers end-to-end legal tasks.
Vs Casetext: Casetext is now part of CoCounsel; it's the foundation of this tool.
Vs Lawgeex: Lawgeex is contract-specific; CoCounsel spans litigation, research, and contracts.
Deep integration with Westlaw & Practical Law
Reliable, explainable legal AI
End-to-end use for research, review, and drafting
Enterprise security and compliance
Built on GPT-4 and trusted legal data
No pricing transparency
Not accessible to small firms or solo lawyers
Requires existing Thomson Reuters ecosystem
CoCounsel by Thomson Reuters is a next-gen legal AI assistant designed for speed, accuracy, and compliance. It offers enterprise-ready solutions for law firms and corporate legal teams looking to scale legal work, reduce research time, and improve quality—all powered by GPT-4 and Thomson Reuters’ legal database.