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Currencylayer vs SEC EDGAR Data

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

APICurrencylayerNEW—SEC EDGAR DataNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthapiKeynone
CORSnoyes
HTTPSyesyes
Card requirednono
Commercial useunclearyes
Data licenseUnverifiedPublic domain (U.S. government work)
Free tierFree tier — key may be requiredFree — public government data
Rate limitUnpublishedMax 10 requests/second; descriptive User-Agent required (SEC fair-access policy)
In directory since2026-07-052026-07-05
operationalpartialdownno data

Currencylayer vs SEC EDGAR Data: common questions

Which is more reliable, Currencylayer or SEC EDGAR Data?

On our scheduled checks, SEC EDGAR Data leads on measured uptime — Currencylayer at —% versus SEC EDGAR Data 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 Currencylayer and SEC EDGAR Data need an API key?

SEC EDGAR Data needs no key, while Currencylayer requires a free API key. If you want to start calling without signup, reach for SEC EDGAR Data first.

Can I call Currencylayer and SEC EDGAR Data from the browser?

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

Are Currencylayer and SEC EDGAR Data free for commercial use?

Currencylayer has unclear commercial terms, and SEC EDGAR Data allows commercial use on its free tier. 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.