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Westlaw Precision with CoCounsel

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By Thomson Reuters · Founded in 1975

AI-assisted legal research from Thomson Reuters.

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What is Westlaw Precision with CoCounsel?

Thomson Reuters acquired Casetext (and its CoCounsel AI) for $650M in 2023 and has integrated it deeply into Westlaw Precision. CoCounsel handles document review, deposition prep, and contract analysis on top of the Westlaw research corpus, with KeyCite for citation analysis.

Overview

Thomson Reuters acquired Casetext (and its CoCounsel AI) for $650M in 2023 and has integrated it deeply into Westlaw Precision. CoCounsel handles document review, deposition prep, and contract analysis on top of the Westlaw research corpus, with KeyCite for citation analysis.

Key Features

Generative AI legal research
Document review and summarization
Deposition preparation
Contract analysis
KeyCite citation analysis
Drafting assistance

Pros

  • Westlaw + KeyCite remain industry-standard
  • CoCounsel was a category leader before TR acquisition
  • Unified workflow with Practical Law and Drafting Assistant

Cons

  • Enterprise pricing — bundled into broader TR contract
  • CoCounsel as standalone has been deprioritized post-acquisition
  • Heavier UI than newer AI-native research products

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