Legal Knowledge Base
Every jurisdiction.
Every source.
Always current.
A proprietary database of 4.2M+ legal records spanning case law, statutes, regulations, and filings across all 50 U.S. jurisdictions. The foundation every legal AI should be built on.
4.2M+Case law records
50Jurisdictions
850K+Statutes & regulations
WeeklyDatabase updates
Sourced directly from the authorities.
No third-party aggregators. No stale mirrors. Every record is pulled from its authoritative origin and verified for accuracy.
SECSecurities filings, enforcement actions, and regulatory guidance.
SECDepartment of LaborEmployment law opinions, OSHA citations, and advisory letters.
DOLEDGARCorporate filings, 10-Ks, proxy statements, and beneficial ownership reports.
EDGARFederal & State CourtsPublished opinions, unpublished orders, and docket entries across all circuits.
COURTSState LegislaturesStatutory text, session laws, and legislative history for all 50 states.
LEGISFederal Register & CFRFinal rules, proposed rules, notices, and the full Code of Federal Regulations.
CFRHow It Works
Three steps to cited answers.
01
Ask a question
Type your research question in plain English. No Boolean operators. No special syntax.
02
Atticus AI searches everything
Our AI queries millions of records across every jurisdiction, cross-referencing case law, statutes, and regulations simultaneously.
03
Get cited answers
Receive a synthesized answer with pinpoint citations to primary sources you can verify in seconds.
The database that
never stops learning.
+
Quarterly source additionsNew regulatory bodies, courts, and administrative agencies added every quarter.
+
Historical backfillContinuous expansion of historical records, reaching further back across every jurisdiction.
+
Automated validationEvery record is verified against primary sources. Outdated or superseded entries are flagged automatically.
Stop researching blind.
Start with the answers.
4.2M+ legal records across 50 jurisdictions. Updated weekly. Cited always.