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Sharpe vs VALR

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

APISharpeNEW—VALRNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthnoneapiKey
CORSnono
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree tier — key may be required
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Sharpe vs VALR: common questions

Which is more reliable, Sharpe or VALR?

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

Do Sharpe and VALR need an API key?

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

Can I call Sharpe and VALR from the browser?

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

Are Sharpe and VALR free for commercial use?

Sharpe 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.