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CheapShark API vs ValidEU API

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

APICheapShark APIHEALTHY88ValidEU APIHEALTHY97
Uptime · 30d
Uptime · 90d99.02%100%
Uptime · 30d98.3%100%
P50 · ms804273
P95 · ms2483786
AuthnoneapiKey
CORSnono
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree tier — API key required
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

CheapShark API vs ValidEU API: common questions

Which is more reliable, CheapShark API or ValidEU API?

On our scheduled checks, ValidEU API leads on measured uptime — CheapShark API at 99.02% versus ValidEU API at 100% 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, CheapShark API or ValidEU API?

ValidEU API has the lower median latency in our checks — CheapShark API responds in 804 ms versus ValidEU API at 273 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 CheapShark API and ValidEU API need an API key?

CheapShark API needs no key, while ValidEU API requires a free API key. If you want to start calling without signup, reach for CheapShark API first.

Can I call CheapShark API and ValidEU API from the browser?

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

Are CheapShark API and ValidEU API free for commercial use?

CheapShark API has unclear commercial terms, and ValidEU API 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.