Data USA vs Open Government, UK
Same instrument, two spec sheets — measured, not claimed.
Data USA vs Open Government, UK: common questions
Which is more reliable, Data USA or Open Government, UK?
Both are neck-and-neck — Data USA and Open Government, UK each measure 100% 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 USA or Open Government, UK?
Data USA has the lower median latency in our checks — Data USA responds in 433 ms versus Open Government, UK at 1686 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 USA and Open Government, UK need an API key?
Neither needs a paid key — Data USA is callable with no signup, and Open Government, UK is callable with no signup. Both are quick to prototype with; rate limits still apply.
Can I call Data USA and Open Government, UK from the browser?
Yes — both Data USA and Open Government, UK 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 USA and Open Government, UK free for commercial use?
Data USA has unclear commercial terms, and Open Government, UK allows commercial use on its free tier. 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.