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MedlinePlus Genetics vs RacingHub

Same instrument, two spec sheets — measured, not claimed.

APIMedlinePlus GeneticsNEW—RacingHubNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
Authnonenone
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseU.S. National Library of Medicine (see NLM terms)CC BY 4.0 (source data from the F1DB project)
Free tierFree — no key requiredFree — no key required
Rate limitUnpublished100 req/window · 99 remaining · resets 60
In directory since2026-07-052026-07-05
operationalpartialdownno data

MedlinePlus Genetics vs RacingHub: common questions

Which is more reliable, MedlinePlus Genetics or RacingHub?

On our scheduled checks, RacingHub leads on measured uptime — MedlinePlus Genetics at —% versus RacingHub at —% over 90 days. These are our own probe results, not provider claims; the uptime bars above show the day-by-day record for both.

Do MedlinePlus Genetics and RacingHub need an API key?

Neither needs a paid key — MedlinePlus Genetics is callable with no signup, and RacingHub is callable with no signup. Both are quick to prototype with; rate limits still apply.

Can I call MedlinePlus Genetics and RacingHub from the browser?

Yes — both MedlinePlus Genetics and RacingHub send CORS headers over HTTPS, so front-end code can fetch either directly with no backend proxy. That makes them easy to swap in a client-side app while you compare responses.

Are MedlinePlus Genetics and RacingHub free for commercial use?

MedlinePlus Genetics has unclear commercial terms, and RacingHub has unclear commercial terms. We track service terms and the data license as separate fields — see the Commercial use and Data license rows above, and confirm both before shipping either in a paid product.