City, Berlin vs OpenMercantil

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

Uptime · 30d
Uptime · 90d99.02%93.1%
Uptime · 30d98.3%98.3%
P50 · ms861116
P95 · ms32313973
Authnonenone
CORSnoyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseVaries per dataset (many CC-BY / dl-de-by-2.0)Unverified
Free tierFree — limits not publishedFree — anonymous, no key
Rate limitUnpublished60 req/min, 200 req/day per IP (anonymous)
In directory since2026-07-052026-07-05
operationalpartialdownno data

City, Berlin vs OpenMercantil: common questions

Which is more reliable, City, Berlin or OpenMercantil?

On our scheduled checks, City, Berlin leads on measured uptime — City, Berlin at 99.02% versus OpenMercantil at 93.1% 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, Berlin or OpenMercantil?

OpenMercantil has the lower median latency in our checks — City, Berlin responds in 861 ms versus OpenMercantil at 116 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, Berlin and OpenMercantil need an API key?

Neither needs a paid key — City, Berlin is callable with no signup, and OpenMercantil is callable with no signup. Both are quick to prototype with; rate limits still apply.

Can I call City, Berlin and OpenMercantil from the browser?

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

Are City, Berlin and OpenMercantil free for commercial use?

City, Berlin has unclear commercial terms, and OpenMercantil 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.