OKEx vs VALR

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

Uptime · 30d
Uptime · 90d85.3%100%
Uptime · 30d96.7%100%
P50 · ms192696
P95 · ms4903273
AuthapiKeyapiKey
CORSyesno
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — API key requiredFree tier — key may be required
Rate limitRetry-After: 0sUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

OKEx vs VALR: common questions

Which is more reliable, OKEx or VALR?

On our scheduled checks, VALR leads on measured uptime — OKEx at 85.3% versus VALR 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, OKEx or VALR?

OKEx has the lower median latency in our checks — OKEx responds in 192 ms versus VALR at 696 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 OKEx and VALR need an API key?

Both ask you to authenticate — OKEx uses an API key and VALR uses an API key. Each key is free to obtain; the Auth and Card-required rows above spell out the signup terms.

Can I call OKEx and VALR from the browser?

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

Are OKEx and VALR free for commercial use?

OKEx has unclear commercial terms, and VALR 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.