Legal research tools
Westlaw
Built on the same trusted foundation, versions of Westlaw are available to meet your needs — and your budget
Westlaw Classic
Get accurate and comprehensive legal research you can trust.
Access the most comprehensive collection of primary and secondary law for thorough research.
Find related law quickly with the most reputable and granular subject classification system, the Key Number System.
Work confidently, knowing you're relying on good law with the best-in-class citator, KeyCite.
Retrieve background history of attorneys, judges, experts, and companies.
Westlaw Edge
Gain a competitive advantage through intelligent insights and analysis.
Upload legal documents to create a report indicating authority that may have been missed and authority contrary to your opponent’s position.
Access data-driven insights on judges, courts, attorneys, law firms, damages, and case types to enhance your case strategy.
Gain better exposure to invalid law with KeyCite Overruling Risk.
Instantly compare statute and regulation versions.
Includes all the features and functionality of Westlaw Classic.
Westlaw Precision
Harness the power of generative AI and more precise researching.
Leverage generative AI skills to jumpstart your research and distil large or complex data.
Search, filter, and browse by topic in half the time.
Quickly see the specific point of law in a case that has been invalidated.
View related cases that have a pattern of being cited together even if neither cites the other.
Includes all the features and functionality of Westlaw Edge.
Westlaw is the most trusted and award-winning legal research service.
Related Westlaw offerings
Practical Law
Accelerate how you find answers with powerful generative AI capabilities and the expertise of 650+ attorney editors. With Practical Law, access thousands of expertly maintained how-to guides, templates, checklists, and more across all major practice areas.
CoCounsel Core
Leverage professional-grade generative AI to complete tasks such as reviewing, comparing, and summarizing documents, freeing you to spend time on higher-value work like creative thinking and strategic planning.
CoCounsel Drafting
Find the best starting point with a comprehensive end-to-end solution that revolutionizes your drafting process. Confidently use generative AI within your drafting workflow, quickly detect document changes, and format and finalize your documents with ease.
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