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Marketstack vs MEXC Global API

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

APIMarketstackNEW—MEXC Global APINEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthapiKeyapiKey
CORSnono
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — key may be requiredFree tier — API key may be required for production
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Marketstack vs MEXC Global API: common questions

Which is more reliable, Marketstack or MEXC Global API?

On our scheduled checks, MEXC Global API leads on measured uptime — Marketstack at —% versus MEXC Global 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 Marketstack and MEXC Global API need an API key?

Both ask you to authenticate — Marketstack uses an API key and MEXC Global API 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 Marketstack and MEXC Global API from the browser?

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

Are Marketstack and MEXC Global API free for commercial use?

Marketstack has unclear commercial terms, and MEXC Global 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.