ScrapingDog vs US Autocomplete

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

Uptime · 30d
Uptime · 90d100%99.02%
Uptime · 30d100%98.3%
P50 · ms195683
P95 · ms6211917
AuthapiKeyapiKey
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — API key requiredFree tier — API key required
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

ScrapingDog vs US Autocomplete: common questions

Which is more reliable, ScrapingDog or US Autocomplete?

On our scheduled checks, ScrapingDog leads on measured uptime — ScrapingDog 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, ScrapingDog or US Autocomplete?

ScrapingDog has the lower median latency in our checks — ScrapingDog responds in 195 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 ScrapingDog and US Autocomplete need an API key?

Both ask you to authenticate — ScrapingDog uses an API key and US Autocomplete 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 ScrapingDog and US Autocomplete from the browser?

Yes — both ScrapingDog 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 ScrapingDog and US Autocomplete free for commercial use?

ScrapingDog 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.