AI Safety

Claude cites 97.8% authoritative health sources, Mayo Clinic top

Study finds Claude prioritizes medical institutions, government, and professional associations for health answers.

Deep Dive

Researchers analyzed 10,038 citations from Claude AI answering 3,075 consumer health questions. Using the Authority Signals Framework, they found 97.8% of citations came from established institutional sources, with medical institutions (36.5%), government resources (31.6%), and professional associations (28.4%) most common. Mayo Clinic alone accounted for 24.7% of all citations. Commercial health sources comprised only 2.2%. As Anthropic positions Claude for HIPAA-ready healthcare applications, these findings establish a baseline for Claude's citation behavior and demonstrate the utility of the Authority Signals Framework for evaluating AI-mediated health information.

Key Points
  • 97.8% of Claude's health citations come from established institutional sources like medical centers, government agencies, and professional associations.
  • Mayo Clinic is the single most cited source, accounting for 24.7% of all 10,038 citations analyzed.
  • Commercial health sources make up only 2.2% of citations, but over 86% of those include medical review statements.

Why It Matters

Validates Claude's citation credibility for healthcare professionals and patients relying on AI for accurate health information.