Vaquill AI
Vaquill AI is legal data infrastructure: an open-source US primary-law API (REST and MCP) covering 3.5M+ sections of statutes, regulations, constitutions, and executive orders across 52 US jurisdictions, each returned with a citation and a link to the official source. Aimed at developers and legal-tech builders, with a free API key plus paid and enterprise tiers. Retrieval-grounded by design.
Pricing type: freemium
Last checked: 2026-08-22