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Postman Echo vs Random Profiles

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

APIPostman EchoNEW—Random ProfilesNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthnoneapiKey
CORSnoyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree tier — API key required
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Postman Echo vs Random Profiles: common questions

Which is more reliable, Postman Echo or Random Profiles?

On our scheduled checks, Random Profiles leads on measured uptime — Postman Echo at —% versus Random Profiles 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 Postman Echo and Random Profiles need an API key?

Postman Echo needs no key, while Random Profiles requires a free API key. If you want to start calling without signup, reach for Postman Echo first.

Can I call Postman Echo and Random Profiles from the browser?

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

Are Postman Echo and Random Profiles free for commercial use?

Postman Echo has unclear commercial terms, and Random Profiles 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.