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My IP API vs WhatIsMyIP API

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

APIMy IP APINEW—WhatIsMyIP APINEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
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

My IP API vs WhatIsMyIP API: common questions

Which is more reliable, My IP API or WhatIsMyIP API?

On our scheduled checks, WhatIsMyIP API leads on measured uptime — My IP API at —% versus WhatIsMyIP API at —% over 90 days. These are our own probe results, not provider claims; the uptime bars above show the day-by-day record for both.

Do My IP API and WhatIsMyIP API need an API key?

Neither needs a paid key — My IP 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 My IP API and WhatIsMyIP API from the browser?

Yes — both My IP 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 My IP API and WhatIsMyIP API free for commercial use?

My IP 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.