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FinSignals API vs SalesLoft Platform

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

APIFinSignals APINEW—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

FinSignals API vs SalesLoft Platform: common questions

Which is more reliable, FinSignals API or SalesLoft Platform?

On our scheduled checks, SalesLoft Platform leads on measured uptime — FinSignals API 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 FinSignals API and SalesLoft Platform need an API key?

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

Can I call FinSignals API and SalesLoft Platform from the browser?

Only FinSignals API 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 FinSignals API and SalesLoft Platform free for commercial use?

FinSignals API 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.