Legal research tools for AI
Find primary sources and verification signals so AI answers stay grounded and citable.
Research capabilities
Evidence-first legal research for AI
Find primary sources, verify them, and build answers you can stand behind.
Search cases, statutes, and regulations across jurisdictions.
Check sources against the original text and get verification signals.
Retrieve full opinions, statutes, and regulations with highlights.
Discover related cases and citing authorities.
Pull case citations, statutes, and regulations from a document.
Run multi-query research to widen coverage.
Target results by jurisdiction for better relevance.
Why Facta
Built for legal work with AI in the loop
Traceable sources and verification signals that reduce hallucinations and speed review.
Verification signals
Every source includes a score and signals so you can decide what to cite.
Primary-source links
Jump directly to the underlying opinion, statute, or regulation.
Works alongside your stack
Complements Westlaw, Lexis, and your existing research workflow.
Built for review
Clear sources, summaries, and citations for human oversight.
Pricing
Simple pricing for every stage
Start free. Scale when it matters.
Free
Try it on real questions
5 requests/hour
- All research tools
- All jurisdictions
- Community support
Plus
For solo attorneys and small teams
500 requests/hour
- Custom citation rules
- Priority support
- Request jurisdictions
Pro
For teams running AI-assisted research
10,000 requests/hour
- 5 team seats
- Shared rule library
- Dedicated support
Building something bigger? Let's talk