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IP Data API vs positionstack

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

APIIP Data APINEW—positionstackNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthnoneapiKey
CORSyesno
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree tier — key may be required
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

IP Data API vs positionstack: common questions

Which is more reliable, IP Data API or positionstack?

On our scheduled checks, positionstack leads on measured uptime — IP Data API at —% versus positionstack 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 IP Data API and positionstack need an API key?

IP Data API needs no key, while positionstack requires a free API key. If you want to start calling without signup, reach for IP Data API first.

Can I call IP Data API and positionstack from the browser?

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

Are IP Data API and positionstack free for commercial use?

IP Data API has unclear commercial terms, and positionstack 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.