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MarketAux vs Stytch

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

APIMarketAuxDEAD0StytchHEALTHY92
Uptime · 30d
Uptime · 90d0.0%100%
Uptime · 30d0.0%100%
P50 · ms—577
P95 · ms—1314
AuthapiKeyapiKey
CORSnono
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — token requiredFree tier — key may be required
Rate limit100 requests/day on free planUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

MarketAux vs Stytch: common questions

Which is more reliable, MarketAux or Stytch?

On our scheduled checks, Stytch leads on measured uptime — MarketAux at 0.0% versus Stytch at 100% 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 Stytch need an API key?

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

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

Are MarketAux and Stytch free for commercial use?

MarketAux has unclear commercial terms, and Stytch 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.