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City Bikes vs Covid Tracking Project

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

APICity BikesHEALTHY92Covid Tracking ProjectHEALTHY98
Uptime · 30d
Uptime · 90d100%100%
Uptime · 30d100%100%
P50 · ms665237
P95 · ms1580612
Authnonenone
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearyes
Data licenseUnverifiedCC BY 4.0
Free tierFree — no key requiredFree — no key required (archived dataset)
Rate limit300 req/window · 296 remaining · resets 837Unpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

City Bikes vs Covid Tracking Project: common questions

Which is more reliable, City Bikes or Covid Tracking Project?

Both are neck-and-neck — City Bikes and Covid Tracking Project 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, City Bikes or Covid Tracking Project?

Covid Tracking Project has the lower median latency in our checks — City Bikes responds in 665 ms versus Covid Tracking Project at 237 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 City Bikes and Covid Tracking Project need an API key?

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

Can I call City Bikes and Covid Tracking Project from the browser?

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

City Bikes has unclear commercial terms, and Covid Tracking Project allows commercial use on its free tier. 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.