Free AI Legal Research Tools
for Legal Questions and Documents
Use AI to understand legal issues, summarize documents, brief cases, review contracts, and prepare smarter questions before you talk to a lawyer.
Legal information, not legal advice · Free to start · Independent tool reviews
Legal Research Roadmap
Get a structured research plan for any legal issue — statutes, case law, search terms
Case Brief Generator
Generate a structured case brief from any court opinion
Legal Citation Extractor
Extract and format all legal citations from any document
Legal Text Summarizer
Transform dense legal language into plain-English summaries instantly
Legal Document Summarizer
Get a structured executive summary of any legal document
Contract Clause Analyzer
Analyze any contract clause for risk, plain-language meaning, and negotiation points
NDA Risk Triage
Get a GREEN / YELLOW / RED assessment of any NDA in under a minute
Demand Letter Drafter
Draft a professional demand letter from your facts and claims
How It Works
Describe the Issue
Start with a legal question, case citation, contract clause, demand letter, or document you need to understand.
Get a Research Path
Claude helps organize issues, facts to gather, search terms, document risks, and questions to ask a lawyer.
Verify Before You Rely
Use the output as legal information and first-step research help, then verify sources and consult qualified counsel.
Independent Reviews
Top AI Legal Research Tools
Harvey AI
Enterprise-grade AI for law firms and legal departments
CoCounsel
Thomson Reuters' AI legal assistant for research and drafting
Lexis AI
LexisNexis' AI-powered legal research and drafting platform
Comparisons
Head-to-Head Tool Comparisons
Harvey AI vs CoCounsel: Which Legal AI Is Right for Your Firm?
Harvey AI and CoCounsel (Thomson Reuters) are two of the most widely deployed enterprise legal AI platforms. Both h...
Harvey AI vs ChatGPT for Legal Work: A Practical Comparison
Harvey AI is purpose-built for legal professionals at enterprise law firms. ChatGPT is a general-purpose AI used by...
Lexis AI vs Westlaw Precision: Best Legal Research Platform 2025
Lexis AI and Westlaw Precision are the two titans of legal research — both powered by decades of legal content and ...
CoCounsel vs Lexis AI: Legal AI Research Showdown
CoCounsel (Thomson Reuters) and Lexis AI represent the AI layers of the two dominant legal research ecosystems. Bot...
Spellbook vs Harvey AI: Contract AI Comparison
Spellbook and Harvey AI both assist with contract work, but at very different scales. Spellbook lives in Microsoft ...
Claude vs ChatGPT for Legal Work: Which AI Is Better?
Claude (Anthropic) and ChatGPT (OpenAI) are the two dominant general-purpose AI tools used by legal professionals. ...
Prompt Library
AI Prompts for Legal Work
Legal Memorandum Drafting Prompt
General
Contract Review and Risk Analysis Prompt
Corporate / Transactional
Case Brief Generator Prompt
Litigation / Academic
Deposition Summary Prompt
Litigation
Immigration Petition Support Letter Prompt
Immigration Law
Demand Letter Drafting Prompt
General / Litigation
Contract Clause Drafting Prompt
Corporate / Transactional
M&A Due Diligence Checklist Prompt
Corporate / M&A