Legal AI Archive
Vendor confirmed

Vaquill AI API

Vaquill AI / Aralsura Solutions LLP

Vaquill AI API is a US primary law data and legal research service providing structured federal, state and territory legal materials through REST and MCP. It supports corpus search, citation resolution, section retrieval and grounded legal questions, with citations and links to underlying sources. Vaquill also publishes the Open US Law dataset and ingestion scrapers for users that want to run the legal data pipeline themselves.

www.vaquill.ai/

Listing detail

Categories
Legal Research
Type
API / Dev Tool, Open Source
Deployment
CloudCustomer-Hosted
The hosted REST and MCP service runs on Vaquill operated US cloud infrastructure. As an alternative, Vaquill publishes Apache 2.0 ingestion scripts and the Open US Law corpus under CC BY 4.0 for users to run the legal data pipeline in their own environment.
Country (HQ)
United States / India
Founded
2023
Information basis
Public vendor information

Pricing

Pricing model
Usage Based; Not Published
Pricing detail
The hosted API uses usage based credits, with requests consuming credits according to the operation and response. Vaquill states that the current rate is available through its API pricing endpoint rather than a separate public pricing page. The Open US Law dataset is free without an API key, and free API access or additional credits are available for qualifying nonprofit, public interest and other non commercial uses.

Security & trust

Stated controls
No training on client data
Notes
Vaquill states that API queries and outputs are not used to train AI models. Its API materials state that HTTPS is required, searches are not stored beyond usage information required for billing, and servers and legal data remain on US infrastructure. IP whitelisting is available on enterprise plans. Vaquill also states that SOC 2 Type II is underway.

Integrations

Integrations
API available

Jurisdiction

Statement
United States.
Notes
Vaquill AI API covers US federal law and state and territory materials across all 50 states, the District of Columbia and Puerto Rico, including statutes, regulations, constitutions, court rules, Federal Register materials and executive actions.

Notes

This listing covers Vaquill AI's US primary law API, MCP and open data offering. Vaquill AI for Word is listed separately. The Open US Law compilation is licensed under CC BY 4.0 and the ingestion scripts are licensed under Apache 2.0.

Listing based on public vendor and project information. The archive does not verify or certify any tool. Confirm features, pricing, security and jurisdiction coverage directly with the vendor.