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Mediastack vs OWASP API Security Project

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

APIMediastackHEALTHY93OWASP API Security ProjectHEALTHY98
Uptime · 30d
Uptime · 90d100%100%
Uptime · 30d100%100%
P50 · ms449205
P95 · ms13561646
AuthapiKeynone
CORSnoyes
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

Mediastack vs OWASP API Security Project: common questions

Which is more reliable, Mediastack or OWASP API Security Project?

Both are neck-and-neck — Mediastack and OWASP API Security Project each measure 100% uptime over 90 days on our probe schedule. Reliability here is verified from our own scheduled checks; use the 30-day bars above to see which has been steadier lately.

Which is faster, Mediastack or OWASP API Security Project?

OWASP API Security Project has the lower median latency in our checks — Mediastack responds in 449 ms versus OWASP API Security Project at 205 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 Mediastack and OWASP API Security Project need an API key?

OWASP API Security Project needs no key, while Mediastack requires a free API key. If you want to start calling without signup, reach for OWASP API Security Project first.

Can I call Mediastack and OWASP API Security Project from the browser?

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

Are Mediastack and OWASP API Security Project free for commercial use?

Mediastack has unclear commercial terms, and OWASP API Security Project 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.