AI legal research tool

Unlock faster, smarter legal research with Westlaw Advantage UK 

Gain deep insights and move seamlessly from research to strategy with the combined power of agentic AI and industry-leading content

Complete, comprehensive, and verifiable legal research with powerful tools

Move beyond basic search and get actionable answers with Deep Research

Deep Research works like an expert legal researcher, using agentic AI to plan and perform thorough investigations into your legal questions. It examines every aspect, clearly shows its research process, and delivers a complete report with trusted source references — helping you find reliable information and insights that could otherwise be overlooked.

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Discover a new level of confidence with Litigation Document Analyser

Upload your legal documents and receive a comprehensive report with recommendations for additional relevant cases, warnings for any cited cases, an analysis of quotations, and a table of authorities.

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A solution for every legal professional

Law firms

Streamline complex legal research workflows, accelerate in-depth analysis, and ensure the latest, most reliable legal precedents consistently support your arguments.

Corporate legal departments

Quickly assess liability, compare legal frameworks across UK jurisdictions, and advise your organization with confidence backed by comprehensive, up-to-date research.

Courts and government agencies

Access authoritative legislation, key case law, and expert commentary in one place for faster, more consistent, and better-informed decisions across all proceedings.

Transform your legal research workflows

Move from research to results — faster and smarter

Get the answers and strategic insights you need in real time with unmatched transparency so you can act decisively, knowing every angle is covered. Westlaw Advantage UK combines the latest in agentic AI with expert legal content, empowering you to build stronger cases with less manual effort.

Authoritative

Westlaw Advantage UK draws on over 200 years of experience to deliver the legal information you need to practise the law confidently.

Comprehensive

Over 100,000 constantly maintained, tracked, and updated legislation documents help ensure you are prepared for future legal changes.

Trusted

Most (94) of the UK's top 100 law firms use Westlaw Advantage UK to speed up legal research and stay current with evolving laws.

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Frequently asked questions

What is Westlaw Advantage?

Westlaw Advantage is a transformative legal research solution that combines the capabilities of agentic AI with industry-leading legal content. With its Deep Research functionality, Westlaw Advantage operates like an expert researcher, providing you with accurate information so you can move quickly from research to strategy.
How does Westlaw Advantage use agentic AI for legal research?

Westlaw Advantage applies advanced agentic AI to formulate multistep legal research, leveraging trusted Westlaw content and proprietary tools to deliver comprehensive, transparent, and actionable answers. 
What makes Westlaw Advantage different from other research platforms?

Westlaw Advantage combines industry-leading editorial content, exclusive research tools, and advanced AI. Hundreds of attorney-editors maintain legal content to ensure unmatched accuracy and depth.
Can Westlaw Advantage analyse litigation documents?

Yes. You can upload your legal documents to Litigation Document Analyser and receive a comprehensive report with recommendations for additional relevant cases, warnings for any cited cases, an analysis of quotations, and a table of authorities.
Who is using Westlaw Advantage?

Law firms, corporate legal departments, courts, and government agencies trust Westlaw — including 94 out of the UK's top 100 law firms.
Is training or support available for new users?

Yes. Westlaw Advantage offers comprehensive training resources and dedicated support to help you get the most from your subscription.
What is the difference between Westlaw Advantage and Westlaw Edge with AI-Assisted Research?

Westlaw Advantage and Westlaw Edge with AI-Assisted Research both provide accurate and trusted answers to your legal questions based on expert legal content. Westlaw Advantage takes things a step further by employing agentic AI to conduct multistep processes without being prompted.