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ClinicalTrials.gov vs NHL Records and Stats

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

APIClinicalTrials.govHEALTHY77NHL Records and StatsHEALTHY94
Uptime · 30d
Uptime · 90d99.02%100%
Uptime · 30d100%100%
P50 · ms243366
P95 · ms5741518
Authnonenone
CORSyesno
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree — no key required
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

ClinicalTrials.gov vs NHL Records and Stats: common questions

Which is more reliable, ClinicalTrials.gov or NHL Records and Stats?

On our scheduled checks, NHL Records and Stats leads on measured uptime — ClinicalTrials.gov at 99.02% versus NHL Records and Stats 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, ClinicalTrials.gov or NHL Records and Stats?

ClinicalTrials.gov has the lower median latency in our checks — ClinicalTrials.gov responds in 243 ms versus NHL Records and Stats at 366 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 ClinicalTrials.gov and NHL Records and Stats need an API key?

Neither needs a paid key — ClinicalTrials.gov is callable with no signup, and NHL Records and Stats is callable with no signup. Both are quick to prototype with; rate limits still apply.

Can I call ClinicalTrials.gov and NHL Records and Stats from the browser?

Only ClinicalTrials.gov is browser-friendly — it returns CORS headers over HTTPS. NHL Records and Stats needs a server-side call or proxy, so factor that into which one fits a front-end project.

Are ClinicalTrials.gov and NHL Records and Stats free for commercial use?

ClinicalTrials.gov has unclear commercial terms, and NHL Records and Stats 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.