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HasData: Structured Web Data APIs vs REST Countries

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

APIHasData: Structured Web Data APIsUNMONITORED—REST CountriesHEALTHY—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthapiKeynone
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearyes
Data licenseUnverifiedMPL-2.0
Free tierFree tier — API key requiredUnlimited
Rate limitUnpublishedNone published
In directory since2026-07-052026-05-02
operationalpartialdownno data

HasData: Structured Web Data APIs vs REST Countries: common questions

Which is more reliable, HasData: Structured Web Data APIs or REST Countries?

Only REST Countries is on our probe schedule so far (—% uptime over 90 days). The other is catalogued but not yet live-checked, so we can't compare measured reliability head-to-head — check the uncovered API's own status page for now.

Do HasData: Structured Web Data APIs and REST Countries need an API key?

REST Countries needs no key, while HasData: Structured Web Data APIs requires a free API key. If you want to start calling without signup, reach for REST Countries first.

Can I call HasData: Structured Web Data APIs and REST Countries from the browser?

Yes — both HasData: Structured Web Data APIs and REST Countries 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 HasData: Structured Web Data APIs and REST Countries free for commercial use?

HasData: Structured Web Data APIs has unclear commercial terms, and REST Countries allows commercial use on its free tier. 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.