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Data.parliament.uk vs FEC

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

APIData.parliament.ukNEW—FECREACHABLE—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthnoneapiKey
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useyesunclear
Data licenseOpen Parliament LicenceUnverified
Free tierFree / open dataFree tier — API key required
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Data.parliament.uk vs FEC: common questions

Which is more reliable, Data.parliament.uk or FEC?

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

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

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

Yes — both Data.parliament.uk and FEC 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 and FEC free for commercial use?

Data.parliament.uk allows commercial use on its free tier, and FEC 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.