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Data.parliament.uk vs Represent by Open North

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

APIData.parliament.ukHEALTHY95Represent by Open NorthHEALTHY67
Uptime · 30d
Uptime · 90d99.02%99.02%
Uptime · 30d100%98.3%
P50 · ms362810
P95 · ms39542133
Authnonenone
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useyesunclear
Data licenseOpen Parliament LicenceUnverified (open; varies by source dataset)
Free tierFree / open dataFree — no key required
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Data.parliament.uk vs Represent by Open North: common questions

Which is more reliable, Data.parliament.uk or Represent by Open North?

Both are neck-and-neck — Data.parliament.uk and Represent by Open North each measure 99.02% uptime over 90 days on our probe schedule. Reliability here is verified from our own scheduled checks; use the 30-day bars above to see which has been steadier lately.

Which is faster, Data.parliament.uk or Represent by Open North?

Data.parliament.uk has the lower median latency in our checks — Data.parliament.uk responds in 362 ms versus Represent by Open North at 810 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 Data.parliament.uk and Represent by Open North need an API key?

Neither needs a paid key — Data.parliament.uk is callable with no signup, and Represent by Open North is callable with no signup. Both are quick to prototype with; rate limits still apply.

Can I call Data.parliament.uk and Represent by Open North from the browser?

Yes — both Data.parliament.uk and Represent by Open North 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 Represent by Open North free for commercial use?

Data.parliament.uk allows commercial use on its free tier, and Represent by Open North 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.