Data.parliament.uk API vs Statistics of the World

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

Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms
P95 · ms
AuthapiKeynone
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified (data sourced from World Bank & IMF)
Free tierFree tier — API key requiredFree — no key (optional X-API-Key header)
Rate limitUnpublished1000 req/window · 999 remaining · resets 2026-07-09T11:30:37.514Z
In directory since2026-07-052026-07-05
operationalpartialdownno data

Data.parliament.uk API vs Statistics of the World: common questions

Which is more reliable, Data.parliament.uk API or Statistics of the World?

On our scheduled checks, Statistics of the World leads on measured uptime — Data.parliament.uk API at —% versus Statistics of the World 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 Data.parliament.uk API and Statistics of the World need an API key?

Statistics of the World needs no key, while Data.parliament.uk API requires a free API key. If you want to start calling without signup, reach for Statistics of the World first.

Can I call Data.parliament.uk API and Statistics of the World from the browser?

Yes — both Data.parliament.uk API and Statistics of the World 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 Data.parliament.uk API and Statistics of the World free for commercial use?

Data.parliament.uk API has unclear commercial terms, and Statistics of the World 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.