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Gladia vs MarketAux

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

APIGladiaNEW—MarketAuxNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthapiKeyapiKey
CORSyesyes
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, MarketAux leads on measured uptime — Gladia at —% versus MarketAux 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 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?

Yes — both Gladia and MarketAux 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 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.