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MarketAux vs NewsData

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

APIMarketAuxDEAD0NewsDataDEAD0
Uptime · 30d
Uptime · 90d0.0%0.0%
Uptime · 30d0.0%0.0%
P50 · ms——
P95 · ms——
AuthapiKeyapiKey
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — token requiredFree tier — 200 credits/day
Rate limit100 requests/day on free plan200 credits/day on free plan
In directory since2026-07-052026-07-05
operationalpartialdownno data

MarketAux vs NewsData: common questions

Which is more reliable, MarketAux or NewsData?

Both are neck-and-neck — MarketAux and NewsData each measure 0.0% uptime over 90 days on our probe schedule. Reliability here is verified from our own scheduled checks; use the 30-day bars above to see which has been steadier lately.

Do MarketAux and NewsData need an API key?

Both ask you to authenticate — MarketAux uses an API key and NewsData 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 MarketAux and NewsData from the browser?

Yes — both MarketAux and NewsData send CORS headers over HTTPS, so front-end code can fetch either directly with no backend proxy. That makes them easy to swap in a client-side app while you compare responses.

Are MarketAux and NewsData free for commercial use?

MarketAux has unclear commercial terms, and NewsData 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.