Keyvalue vs US Autocomplete
Same instrument, two spec sheets — measured, not claimed.
Keyvalue vs US Autocomplete: common questions
Which is more reliable, Keyvalue or US Autocomplete?
On our scheduled checks, US Autocomplete leads on measured uptime — Keyvalue at 86.3% 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, Keyvalue or US Autocomplete?
US Autocomplete has the lower median latency in our checks — Keyvalue responds in 855 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 Keyvalue and US Autocomplete need an API key?
Keyvalue needs no key, while US Autocomplete requires a free API key. If you want to start calling without signup, reach for Keyvalue first.
Can I call Keyvalue and US Autocomplete from the browser?
Yes — both Keyvalue 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 Keyvalue and US Autocomplete free for commercial use?
Keyvalue 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.