Side-by-side comparison of AI visibility scores, market position, and capabilities
AI legal research platform acquired by Thomson Reuters for $650M; CoCounsel AI integrated into Westlaw for case research, contract review, and deposition analysis.
Casetext is an AI legal research platform that pioneered AI-assisted legal research tools for attorneys, law students, and legal professionals before being acquired by Thomson Reuters in August 2023 for $650 million — one of the largest legal tech acquisitions in history. Founded in 2013 in San Francisco by Jake Heller and Pablo Arredondo, Casetext built the CARA AI tool (Context and Relevant Analysis) that analyzes uploaded legal briefs to find relevant case law the attorney may have missed, and CoCounsel — an AI legal assistant powered by GPT-4.
RELX Group (NYSE: RELX) legal research database with 160M+ documents including Shepard's citation service; competing with Westlaw and Harvey AI for attorney legal research as AI disrupts traditional database pricing.
LexisNexis is a New York-based global information services company providing legal research databases, case law, regulatory information, and legal analytics to attorneys, corporate legal departments, government agencies, and academic institutions — serving as the essential research infrastructure for legal practice worldwide. LexisNexis is part of RELX Group (LSE/NYSE: RELX), the British-Dutch information and analytics company, alongside Elsevier (scientific research), Reed Exhibitions, and Risk Solutions. LexisNexis and its competitor Westlaw (Thomson Reuters) collectively define the legal research database duopoly.
Casetext vs
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