Covid Tracking Project vs SportScore

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

Uptime · 30d
Uptime · 90d100%88.2%
Uptime · 30d100%100%
P50 · ms189127
P95 · ms5852112
Authnonenone
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useyesunclear
Data licenseCC BY 4.0Unverified
Free tierFree — no key required (archived dataset)Free — no key (attribution tier)
Rate limitUnpublishedRetry-After: 5s
In directory since2026-07-052026-07-05
operationalpartialdownno data

Covid Tracking Project vs SportScore: common questions

Which is more reliable, Covid Tracking Project or SportScore?

On our scheduled checks, Covid Tracking Project leads on measured uptime — Covid Tracking Project at 100% versus SportScore at 88.2% 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 SportScore?

SportScore has the lower median latency in our checks — Covid Tracking Project responds in 189 ms versus SportScore at 127 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 SportScore need an API key?

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

Can I call Covid Tracking Project and SportScore from the browser?

Yes — both Covid Tracking Project and SportScore 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 SportScore free for commercial use?

Covid Tracking Project allows commercial use on its free tier, and SportScore 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.