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Pendo Feedback API vs What3Words

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

APIPendo Feedback APINEW—What3WordsNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthapiKeyapiKey
CORSnono
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — API key requiredFree tier — key may be required
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Pendo Feedback API vs What3Words: common questions

Which is more reliable, Pendo Feedback API or What3Words?

On our scheduled checks, What3Words leads on measured uptime — Pendo Feedback API at —% versus What3Words 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 Pendo Feedback API and What3Words need an API key?

Both ask you to authenticate — Pendo Feedback API uses an API key and What3Words 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 Pendo Feedback API and What3Words from the browser?

Neither sends browser-friendly CORS headers reliably, so call Pendo Feedback API and What3Words from a server or proxy rather than client-side. The CORS and HTTPS rows above show exactly what we detected for each.

Are Pendo Feedback API and What3Words free for commercial use?

Pendo Feedback API has unclear commercial terms, and What3Words 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.