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Open Government, UK vs City, Toronto Open Data

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

APIOpen Government, UKNEW—City, Toronto Open DataNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
Authnonenone
CORSyesno
HTTPSyesyes
Card requirednono
Commercial useyesunclear
Data licenseOpen Government Licence v3.0 (varies per dataset)Unverified
Free tierFree — limits not publishedFree — no key required (CKAN)
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Open Government, UK vs City, Toronto Open Data: common questions

Which is more reliable, Open Government, UK or City, Toronto Open Data?

On our scheduled checks, City, Toronto Open Data leads on measured uptime — Open Government, UK at —% versus City, Toronto Open Data 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 Open Government, UK and City, Toronto Open Data need an API key?

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

Can I call Open Government, UK and City, Toronto Open Data from the browser?

Only Open Government, UK is browser-friendly — it returns CORS headers over HTTPS. City, Toronto Open Data needs a server-side call or proxy, so factor that into which one fits a front-end project.

Are Open Government, UK and City, Toronto Open Data free for commercial use?

Open Government, UK allows commercial use on its free tier, and City, Toronto Open Data 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.