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Legal Research

Westlaw Review 2026

by Thomson Reuters

The gold standard for legal research with the largest case law database in the US.

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Starting Price

$200/mo

Pricing Model

subscription

Free Tier

No

Category

Legal Research

Overview

Westlaw has the deepest case law database of any legal research platform, covering all US federal and state courts, statutes, regulations, and secondary sources. Its AI-powered research tools surface relevant cases and help attorneys analyze precedent faster than manual research.

Pros

  • Largest and most authoritative legal database
  • AI research tools (CoCounsel)
  • Citator (KeyCite) is the industry standard

Cons

  • Expensive — significant ongoing cost for practices
  • UI can be overwhelming for new users
  • Overkill for simple document-only work

Key Features

  • Case law database
  • Statutes and regulations
  • KeyCite citator
  • AI research (CoCounsel)
  • Practice area libraries

Pricing

Pricing on request. Typically $200–$600+/mo depending on practice size and access level.

Check current pricing on Westlaw

Who is Westlaw for?

Attorneys and law firms that need comprehensive, authoritative US legal research

Ready to try Westlaw?

Check the latest pricing and plans on the official site.

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Frequently Asked Questions

Is Westlaw free?

No, Westlaw does not offer a free tier. Plans start at $200/mo.

How much does Westlaw cost?

Westlaw starts at $200/mo. Pricing on request. Typically $200–$600+/mo depending on practice size and access level.

What is Westlaw used for?

The gold standard for legal research with the largest case law database in the US. Attorneys and law firms that need comprehensive, authoritative US legal research

Is Westlaw worth it?

Westlaw's main strengths are largest and most authoritative legal database and ai research tools (cocounsel). The main drawback is expensive — significant ongoing cost for practices.

What are the best alternatives to Westlaw?

There are several strong alternatives to Westlaw in the Legal Software category. See our full comparison on the Westlaw alternatives page for a ranked list.