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Covid Tracking Project vs The Report of the Week

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

APICovid Tracking ProjectHEALTHY98The Report of the WeekHEALTHY98
Uptime · 30d
Uptime · 90d100%100%
Uptime · 30d100%100%
P50 · ms237228
P95 · ms6121013
Authnonenone
CORSyesno
HTTPSyesyes
Card requirednono
Commercial useyesunclear
Data licenseCC BY 4.0Unverified
Free tierFree — no key required (archived dataset)Free — no API key
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Covid Tracking Project vs The Report of the Week: common questions

Which is more reliable, Covid Tracking Project or The Report of the Week?

Both are neck-and-neck — Covid Tracking Project and The Report of the Week each measure 100% uptime over 90 days on our probe schedule. Reliability here is verified from our own scheduled checks; use the 30-day bars above to see which has been steadier lately.

Which is faster, Covid Tracking Project or The Report of the Week?

The Report of the Week has the lower median latency in our checks — Covid Tracking Project responds in 237 ms versus The Report of the Week at 228 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 The Report of the Week need an API key?

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

Can I call Covid Tracking Project and The Report of the Week from the browser?

Only Covid Tracking Project is browser-friendly — it returns CORS headers over HTTPS. The Report of the Week needs a server-side call or proxy, so factor that into which one fits a front-end project.

Are Covid Tracking Project and The Report of the Week free for commercial use?

Covid Tracking Project allows commercial use on its free tier, and The Report of the Week 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.