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Marketstack vs News Plugin

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

APIMarketstackHEALTHY93News PluginHEALTHY88
Uptime · 30d
Uptime · 90d100%99.02%
Uptime · 30d100%98.3%
P50 · ms470773
P95 · ms40681450
AuthapiKeynone
CORSnono
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — key may be requiredFree — limits not published
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Marketstack vs News Plugin: common questions

Which is more reliable, Marketstack or News Plugin?

On our scheduled checks, Marketstack leads on measured uptime — Marketstack at 100% versus News Plugin at 99.02% over 90 days. These are our own probe results, not provider claims; the uptime bars above show the day-by-day record for both.

Which is faster, Marketstack or News Plugin?

Marketstack has the lower median latency in our checks — Marketstack responds in 470 ms versus News Plugin at 773 ms (P50). Tail latency (P95) is in the table above; for most workloads the median is the number that shapes how the API feels.

Do Marketstack and News Plugin need an API key?

News Plugin needs no key, while Marketstack requires a free API key. If you want to start calling without signup, reach for News Plugin first.

Can I call Marketstack and News Plugin from the browser?

Neither sends browser-friendly CORS headers reliably, so call Marketstack and News Plugin 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 News Plugin free for commercial use?

Marketstack has unclear commercial terms, and News Plugin 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.