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Covid Tracking Project vs Humanitarian Data Exchange

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

APICovid Tracking ProjectHEALTHY98Humanitarian Data ExchangeHEALTHY88
Uptime · 30d
Uptime · 90d100%98.0%
Uptime · 30d100%96.7%
P50 · ms237729
P95 · ms6122819
Authnonenone
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useyesunclear
Data licenseCC BY 4.0Unverified
Free tierFree — no key required (archived dataset)Free — limits not published
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Covid Tracking Project vs Humanitarian Data Exchange: common questions

Which is more reliable, Covid Tracking Project or Humanitarian Data Exchange?

On our scheduled checks, Covid Tracking Project leads on measured uptime — Covid Tracking Project at 100% versus Humanitarian Data Exchange at 98.0% 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, Covid Tracking Project or Humanitarian Data Exchange?

Covid Tracking Project has the lower median latency in our checks — Covid Tracking Project responds in 237 ms versus Humanitarian Data Exchange at 729 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 Covid Tracking Project and Humanitarian Data Exchange need an API key?

Neither needs a paid key — Covid Tracking Project is callable with no signup, and Humanitarian Data Exchange is callable with no signup. Both are quick to prototype with; rate limits still apply.

Can I call Covid Tracking Project and Humanitarian Data Exchange from the browser?

Yes — both Covid Tracking Project and Humanitarian Data Exchange 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 Covid Tracking Project and Humanitarian Data Exchange free for commercial use?

Covid Tracking Project allows commercial use on its free tier, and Humanitarian Data Exchange 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.