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City, Nantes Open Data vs City, Toronto Open Data

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

APICity, Nantes Open DataUNMONITORED—City, Toronto Open DataNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthapiKeynone
CORSyesno
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — key may be requiredFree — no key required (CKAN)
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

City, Nantes Open Data vs City, Toronto Open Data: common questions

Which is more reliable, City, Nantes Open Data or City, Toronto Open Data?

Only City, Toronto Open Data is on our probe schedule so far (—% uptime over 90 days). The other is catalogued but not yet live-checked, so we can't compare measured reliability head-to-head — check the uncovered API's own status page for now.

Do City, Nantes Open Data and City, Toronto Open Data need an API key?

City, Toronto Open Data needs no key, while City, Nantes Open Data requires a free API key. If you want to start calling without signup, reach for City, Toronto Open Data first.

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

Only City, Nantes Open Data 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 City, Nantes Open Data and City, Toronto Open Data free for commercial use?

City, Nantes Open Data has unclear commercial terms, 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.