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Crawlee vs Data.parliament.uk API

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

APICrawleeNEW—Data.parliament.uk APINEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthnoneapiKey
CORSnoyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree tier — API key required
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Crawlee vs Data.parliament.uk API: common questions

Which is more reliable, Crawlee or Data.parliament.uk API?

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

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

Can I call Crawlee and Data.parliament.uk API from the browser?

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

Are Crawlee and Data.parliament.uk API free for commercial use?

Crawlee has unclear commercial terms, and Data.parliament.uk 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.