Thomson Reuters

Thomson Reuters

Purpose-built technology

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Overview

What is Thomson Reuters?

Thomson Reuters is a professional information and technology company serving legal, tax, accounting, audit, global trade, risk, fraud, and investigative professionals. Its portfolio includes AI-powered products such as CoCounsel, legal research platforms such as Westlaw, and tax and accounting solutions. CoCounsel supports research, document analysis, drafting, and other professional workflows using AI.
Capabilities

Thomson Reuters features

Purpose-built technology solutions combining trusted content, technology, and human expertise for sector-specific workflows.
Global gateway and localized sites providing region-specific access to Thomson Reuters solutions, tools, and resources.
ONESOURCE and other tax and trade tools enabling management of tax compliance, trade processes, and related regulatory obligations.
News and media solutions via Reuters, offering global multimedia content, real-time news coverage, and commercial intelligence.
Centralized product logins and account access supporting secure sign-in to multiple Thomson Reuters software platforms.
Deep dive

More about Thomson Reuters

Features

  • CoCounsel Legal: AI-assisted legal research, drafting, and document analysis.
  • Westlaw: Legal research with verified legal content.
  • Deep Research: Supports complex legal research workflows in eligible CoCounsel plans.
  • Agentic AI: Helps handle multi-step professional workflows.
  • Document Analysis: Reviews and analyzes legal documents.
  • Legal Drafting: Assists with drafting and modifying documents.
  • CoCounsel Tax: AI-assisted tax research and tax workflows.
  • CoCounsel Audit & Accounting: AI-powered audit and accounting workflow support.
  • Global Classification AI: AI-assisted Harmonized System code classification.
  • CLEAR Investigate: AI-driven research for investigations and public-record analysis

Do's & Don'ts

Do:

  • Use the relevant solution for your professional workflow.
  • Use CoCounsel for supported research, analysis, and drafting tasks.
  • Use Westlaw for legal research and verified legal content.
  • Review AI-generated results before using them professionally.
  • Check product availability for your region and profession.

Don't:

  • Treat AI output as a replacement for professional judgment.
  • Assume every Thomson Reuters product has the same features.
  • Choose a product without checking its specific requirements.
  • Rely on AI results without appropriate professional review.
The verdict

Pros & cons

Pros

CoCounsel combines Westlaw, Practical Law, and company documents in one AI workflow. 

Westlaw Brief Builder can create draft legal briefs from research and verified sources. 

Tabular Analysis can review up to 10,000 documents against 100 questions.

Cons

Most AI tools are built specifically for legal professionals, not general users. 

Full CoCounsel access requires a paid professional plan or sales contact.

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