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MarketAux vs RuntimeBuzz Article API

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

APIMarketAuxNEW—RuntimeBuzz Article APINEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthapiKeynone
CORSyesno
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — token requiredFree — limits not published
Rate limit100 requests/day on free planUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

MarketAux vs RuntimeBuzz Article API: common questions

Which is more reliable, MarketAux or RuntimeBuzz Article API?

On our scheduled checks, RuntimeBuzz Article API leads on measured uptime — MarketAux at —% versus RuntimeBuzz Article API 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 MarketAux and RuntimeBuzz Article API need an API key?

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

Can I call MarketAux and RuntimeBuzz Article API from the browser?

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

Are MarketAux and RuntimeBuzz Article API free for commercial use?

MarketAux has unclear commercial terms, and RuntimeBuzz Article API 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.