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ConvertHub API vs English Random Words

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

APIConvertHub APINEW—English Random WordsNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthapiKeynone
CORSnoyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — API key requiredFree — limits not published
Rate limitUnpublished30 req/window · 6 remaining · resets 585
In directory since2026-07-052026-07-05
operationalpartialdownno data

ConvertHub API vs English Random Words: common questions

Which is more reliable, ConvertHub API or English Random Words?

On our scheduled checks, English Random Words leads on measured uptime — ConvertHub API at —% versus English Random Words 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 ConvertHub API and English Random Words need an API key?

English Random Words needs no key, while ConvertHub API requires a free API key. If you want to start calling without signup, reach for English Random Words first.

Can I call ConvertHub API and English Random Words from the browser?

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

Are ConvertHub API and English Random Words free for commercial use?

ConvertHub API has unclear commercial terms, and English Random Words 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.