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Financial Data vs FinFeedAPI

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

APIFinancial DataNEW—FinFeedAPINEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthapiKeyapiKey
CORSnono
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — API key requiredFree tier — API key required
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Financial Data vs FinFeedAPI: common questions

Which is more reliable, Financial Data or FinFeedAPI?

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

Both ask you to authenticate — Financial Data uses an API key and FinFeedAPI uses an API key. Each key is free to obtain; the Auth and Card-required rows above spell out the signup terms.

Can I call Financial Data and FinFeedAPI from the browser?

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

Are Financial Data and FinFeedAPI free for commercial use?

Financial Data has unclear commercial terms, and FinFeedAPI 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.