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ip-api.com vs OpenAPI Generator Online

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

APIip-api.comHEALTHY99OpenAPI Generator OnlineHEALTHY98
Uptime · 30d
Uptime · 90d99.02%100%
Uptime · 30d100%100%
P50 · ms33222
P95 · ms251598
Authnonenone
CORSyesyes
HTTPSnoyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree — limits not published
Rate limitUnpublishedSee documentation
In directory since2026-07-052026-07-05
operationalpartialdownno data

ip-api.com vs OpenAPI Generator Online: common questions

Which is more reliable, ip-api.com or OpenAPI Generator Online?

On our scheduled checks, OpenAPI Generator Online leads on measured uptime — ip-api.com at 99.02% versus OpenAPI Generator Online at 100% 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, ip-api.com or OpenAPI Generator Online?

ip-api.com has the lower median latency in our checks — ip-api.com responds in 33 ms versus OpenAPI Generator Online at 222 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 ip-api.com and OpenAPI Generator Online need an API key?

Neither needs a paid key — ip-api.com is callable with no signup, and OpenAPI Generator Online is callable with no signup. Both are quick to prototype with; rate limits still apply.

Can I call ip-api.com and OpenAPI Generator Online from the browser?

Only OpenAPI Generator Online is browser-friendly — it returns CORS headers over HTTPS. ip-api.com needs a server-side call or proxy, so factor that into which one fits a front-end project.

Are ip-api.com and OpenAPI Generator Online free for commercial use?

ip-api.com has unclear commercial terms, and OpenAPI Generator Online 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.