CiteGuard – Verifies legal citations against live federal sources

Summary: CiteGuard is an API that verifies legal citations such as CFR, USC, and CFPB against live federal databases in milliseconds to prevent AI-generated hallucinations. It offers Python and JavaScript SDKs and includes a free tier with 100 requests per month.

What it does

CiteGuard checks submitted text for legal citations and confirms their validity by cross-referencing live federal sources like eCFR.gov and uscode.house.gov. It returns verification results via a REST API.

Who it's for

It is designed for law firms and legal professionals using AI tools who need to ensure citation accuracy and avoid malpractice risks.

Why it matters

CiteGuard addresses the problem of AI confidently fabricating legal citations, which can lead to professional embarrassment and legal risks.