Plain-English AI definitions for legal professionals. For what bars actually require, see the Legal AI Compliance Register.

Legal research AI

Legal AI applications Last reviewed 2026-06-11

Definition AI tools that answer legal questions and find authority by searching case law, statutes, and secondary sources, then generating a synthesized, cited response—typically using retrieval-augmented generation over a curated legal database.

In more depth

These tools pair a language model with an authoritative legal corpus so answers are grounded in retrievable sources rather than the model's memory. They speed issue-spotting and first-pass research, but they can still mischaracterize holdings or miss controlling authority, so cited sources must be read, not just collected. Confirming that every cited case exists and says what the tool claims remains the researcher's professional responsibility.

Related terms

About the editor: MHSB Solutions, Research desk. MHSB Solutions is not a law firm. This glossary is educational information, not legal advice.

Educational information, not legal advice. AI terminology and tools change quickly; definitions reflect usage as of the last-updated date. For what bar associations and courts actually require of lawyers using AI, see legalaicompliance.help and consult a licensed attorney in your jurisdiction.