Gladia vs Stytch
Same instrument, two spec sheets — measured, not claimed.
Gladia vs Stytch: common questions
Which is more reliable, Gladia or Stytch?
On our scheduled checks, Stytch leads on measured uptime — Gladia at —% versus Stytch 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 Stytch need an API key?
Both ask you to authenticate — Gladia uses an API key and Stytch 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 Stytch from the browser?
Only Gladia is browser-friendly — it returns CORS headers over HTTPS. Stytch needs a server-side call or proxy, so factor that into which one fits a front-end project.
Are Gladia and Stytch free for commercial use?
Gladia has unclear commercial terms, and Stytch 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.