MedlinePlus Genetics
Genetic conditions, genes, chromosomes and mtDNA data
- Authentication
- No auth
- HTTPS
- Yes
- CORS
- Unknown
- Category
- Health
- Documentation / URL
- https://medlineplus.gov/about/developers/geneticsdatafilesapi/
Overview
MedlinePlus Genetics provides gene and condition data — keyless, US government.
⚠️ Status (verified 2026-08): the API path 301-redirects to a trailing-slash version which then returns 404 — the endpoint layout has changed. Check the current docs (medlineplus.gov developers page) for valid routes.
What it provides
curl "https://medlineplus.gov/genetics/version/2.0/api/gene"Notes
- Gene/condition data files and API (government source).
- The 301→404 chain (verified) means routes moved — consult the docs.
FAQ
Is MedlinePlus Genetics free? Yes — free US government data.
Why 301→404? Our 2026-08 test followed a 301 to a 404 (verified) — routes moved.
What does it provide? Gene and genetic-condition data.
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