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HTTP Dog vs MeowFacts

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

APIHTTP DogHEALTHY100MeowFactsHEALTHY95
Uptime · 30d
Uptime · 90d100%99.44%
Uptime · 30d100%98.3%
P50 · ms84271
P95 · ms3643055
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 MeowFacts: common questions

Which is more reliable, HTTP Dog or MeowFacts?

On our scheduled checks, HTTP Dog leads on measured uptime — HTTP Dog at 100% versus MeowFacts at 99.44% 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, HTTP Dog or MeowFacts?

HTTP Dog has the lower median latency in our checks — HTTP Dog responds in 84 ms versus MeowFacts at 271 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 MeowFacts need an API key?

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

Can I call HTTP Dog and MeowFacts from the browser?

Only MeowFacts 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 MeowFacts free for commercial use?

HTTP Dog has unclear commercial terms, and MeowFacts 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.