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Gladia vs ValidEU API

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

APIGladiaHEALTHY76ValidEU APIHEALTHY97
Uptime · 30d
Uptime · 90d100%100%
Uptime · 30d100%100%
P50 · ms1203273
P95 · ms4121786
AuthapiKeyapiKey
CORSyesno
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — API key may be required for productionFree tier — API key required
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Gladia vs ValidEU API: common questions

Which is more reliable, Gladia or ValidEU API?

Both are neck-and-neck — Gladia and ValidEU API 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, Gladia or ValidEU API?

ValidEU API has the lower median latency in our checks — Gladia responds in 1203 ms versus ValidEU API at 273 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 Gladia and ValidEU API need an API key?

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

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

Are Gladia and ValidEU API free for commercial use?

Gladia has unclear commercial terms, and ValidEU 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.