Hipsum vs US Autocomplete

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

Uptime · 30d
Uptime · 90d100%99.02%
Uptime · 30d100%98.3%
P50 · ms723683
P95 · ms17321917
AuthnoneapiKey
CORSyesyes
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

Hipsum vs US Autocomplete: common questions

Which is more reliable, Hipsum or US Autocomplete?

On our scheduled checks, Hipsum leads on measured uptime — Hipsum at 100% versus US Autocomplete at 99.02% over 90 days. These are our own probe results, not provider claims; the uptime bars above show the day-by-day record for both.

Which is faster, Hipsum or US Autocomplete?

US Autocomplete has the lower median latency in our checks — Hipsum responds in 723 ms versus US Autocomplete at 683 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 Hipsum and US Autocomplete need an API key?

Hipsum needs no key, while US Autocomplete requires a free API key. If you want to start calling without signup, reach for Hipsum first.

Can I call Hipsum and US Autocomplete from the browser?

Yes — both Hipsum and US Autocomplete send CORS headers over HTTPS, so front-end code can fetch either directly with no backend proxy. That makes them easy to swap in a client-side app while you compare responses.

Are Hipsum and US Autocomplete free for commercial use?

Hipsum has unclear commercial terms, and US Autocomplete 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.