Data.parliament.uk vs Open Government, Poland

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

Uptime · 30d
Uptime · 90d99.02%99.02%
Uptime · 30d100%98.3%
P50 · ms3621179
P95 · ms39544010
Authnonenone
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useyesunclear
Data licenseOpen Parliament LicencePer dataset (many CC0 1.0 / CC BY)
Free tierFree / open dataFree — no key required
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Data.parliament.uk vs Open Government, Poland: common questions

Which is more reliable, Data.parliament.uk or Open Government, Poland?

Both are neck-and-neck — Data.parliament.uk and Open Government, Poland 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 Open Government, Poland?

Data.parliament.uk has the lower median latency in our checks — Data.parliament.uk responds in 362 ms versus Open Government, Poland at 1179 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 Open Government, Poland need an API key?

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

Can I call Data.parliament.uk and Open Government, Poland from the browser?

Yes — both Data.parliament.uk and Open Government, Poland 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 Open Government, Poland free for commercial use?

Data.parliament.uk allows commercial use on its free tier, and Open Government, Poland 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.