City, Helsinki vs City, Toronto Open Data

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

Uptime · 30d
Uptime · 90d52.9%99.02%
Uptime · 30d45.0%100%
P50 · ms710872
P95 · ms20522170
Authnonenone
CORSnono
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree — no key required (CKAN)
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

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

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

On our scheduled checks, City, Toronto Open Data leads on measured uptime — City, Helsinki at 52.9% versus City, Toronto Open Data at 99.02% over 90 days. These are our own probe results, not provider claims; the uptime bars above show the day-by-day record for both.

Which is faster, City, Helsinki or City, Toronto Open Data?

City, Helsinki has the lower median latency in our checks — City, Helsinki responds in 710 ms versus City, Toronto Open Data at 872 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 City, Helsinki and City, Toronto Open Data need an API key?

Neither needs a paid key — City, Helsinki 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 City, Helsinki and City, Toronto Open Data from the browser?

Neither sends browser-friendly CORS headers reliably, so call City, Helsinki and City, Toronto Open Data from a server or proxy rather than client-side. The CORS and HTTPS rows above show exactly what we detected for each.

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

City, Helsinki 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.