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FXMacroData vs PredScope

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

APIFXMacroDataNEW—PredScopeNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthapiKeynone
CORSnoyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — API key requiredFree — limits not published
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

FXMacroData vs PredScope: common questions

Which is more reliable, FXMacroData or PredScope?

On our scheduled checks, PredScope leads on measured uptime — FXMacroData at —% versus PredScope 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 FXMacroData and PredScope need an API key?

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

Can I call FXMacroData and PredScope from the browser?

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

Are FXMacroData and PredScope free for commercial use?

FXMacroData has unclear commercial terms, and PredScope 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.