The Legal Tech Map › Legal research and knowledge management tools
LexisNexis Legal & Professional (Lexis+ AI, Protégé)
Lexis legal research databases and the Protégé AI assistant inside Lexis+ AI, from RELX's legal division
LexisNexis Legal & Professional runs the Lexis research service and Lexis+ AI, whose Protégé assistant lets users switch between legal-content-grounded AI and general models from OpenAI and Anthropic. Protégé General AI became commercially available in the US in October 2025 after a preview with about 200 firms, legal departments and law schools, and has since rolled out in Australia, Malaysia and Canada.
- Market
- Legal Research & Knowledge, Law firms, corporate legal and government
- Based in
- New York, United States
- Stage
- Public
- Website
- lexisnexis.com
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