openFDA vs openFDA API

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

Uptime · 30d
Uptime · 90d94.1%100%
Uptime · 30d93.3%100%
P50 · ms1187806
P95 · ms46611868
Authnonenone
CORSyesno
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree — limits not published
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

openFDA vs openFDA API: common questions

Which is more reliable, openFDA or openFDA API?

On our scheduled checks, openFDA API leads on measured uptime — openFDA at 94.1% versus openFDA API at 100% over 90 days. These are our own probe results, not provider claims; the uptime bars above show the day-by-day record for both.

Which is faster, openFDA or openFDA API?

openFDA API has the lower median latency in our checks — openFDA responds in 1187 ms versus openFDA API at 806 ms (P50). Tail latency (P95) is in the table above; for most workloads the median is the number that shapes how the API feels.

Do openFDA and openFDA API need an API key?

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

Can I call openFDA and openFDA API from the browser?

Only openFDA is browser-friendly — it returns CORS headers over HTTPS. openFDA API needs a server-side call or proxy, so factor that into which one fits a front-end project.

Are openFDA and openFDA API free for commercial use?

openFDA has unclear commercial terms, and openFDA API 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.