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caldays vs SalesLoft Platform

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

APIcaldaysNEW—SalesLoft PlatformNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthnoneapiKey
CORSyesno
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

caldays vs SalesLoft Platform: common questions

Which is more reliable, caldays or SalesLoft Platform?

On our scheduled checks, SalesLoft Platform leads on measured uptime — caldays at —% versus SalesLoft Platform 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 caldays and SalesLoft Platform need an API key?

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

Can I call caldays and SalesLoft Platform from the browser?

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

Are caldays and SalesLoft Platform free for commercial use?

caldays has unclear commercial terms, and SalesLoft Platform 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.