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Gladia vs MarketAux

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

APIGladiaHEALTHY76MarketAuxDEAD0
Uptime · 30d
Uptime · 90d100%0.0%
Uptime · 30d100%0.0%
P50 · ms1203—
P95 · ms4121—
AuthapiKeyapiKey
CORSyesno
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — API key may be required for productionFree tier — token required
Rate limitUnpublished100 requests/day on free plan
In directory since2026-07-052026-07-05
operationalpartialdownno data

Gladia vs MarketAux: common questions

Which is more reliable, Gladia or MarketAux?

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

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

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

Are Gladia and MarketAux free for commercial use?

Gladia has unclear commercial terms, and MarketAux 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.