HTTP Dog vs STAPI

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

Uptime · 30d
Uptime · 90d100%100%
Uptime · 30d100%100%
P50 · ms571003
P95 · ms3644276
Authnonenone
CORSnoyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree — limits not published
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

HTTP Dog vs STAPI: common questions

Which is more reliable, HTTP Dog or STAPI?

Both are neck-and-neck — HTTP Dog and STAPI 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, HTTP Dog or STAPI?

HTTP Dog has the lower median latency in our checks — HTTP Dog responds in 57 ms versus STAPI at 1003 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 HTTP Dog and STAPI need an API key?

Neither needs a paid key — HTTP Dog is callable with no signup, and STAPI is callable with no signup. Both are quick to prototype with; rate limits still apply.

Can I call HTTP Dog and STAPI from the browser?

Only STAPI is browser-friendly — it returns CORS headers over HTTPS. HTTP Dog needs a server-side call or proxy, so factor that into which one fits a front-end project.

Are HTTP Dog and STAPI free for commercial use?

HTTP Dog has unclear commercial terms, and STAPI 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.