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Free Public APIs API vs WhatIsMyIP API

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

APIFree Public APIs APIHEALTHY88WhatIsMyIP APIHEALTHY98
Uptime · 30d
Uptime · 90d100%100%
Uptime · 30d100%100%
P50 · ms878227
P95 · ms2419672
Authnonenone
CORSyesyes
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

Free Public APIs API vs WhatIsMyIP API: common questions

Which is more reliable, Free Public APIs API or WhatIsMyIP API?

Both are neck-and-neck — Free Public APIs API and WhatIsMyIP API 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, Free Public APIs API or WhatIsMyIP API?

WhatIsMyIP API has the lower median latency in our checks — Free Public APIs API responds in 878 ms versus WhatIsMyIP API at 227 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 Free Public APIs API and WhatIsMyIP API need an API key?

Neither needs a paid key — Free Public APIs API is callable with no signup, and WhatIsMyIP API is callable with no signup. Both are quick to prototype with; rate limits still apply.

Can I call Free Public APIs API and WhatIsMyIP API from the browser?

Yes — both Free Public APIs API and WhatIsMyIP API 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 Free Public APIs API and WhatIsMyIP API free for commercial use?

Free Public APIs API has unclear commercial terms, and WhatIsMyIP API 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.