npm Registry vs ScrapingDog

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

Uptime · 30d
Uptime · 90d100%100%
Uptime · 30d100%100%
P50 · ms243195
P95 · ms1246621
AuthnoneapiKey
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree (public registry)Free tier — API key required
Rate limitUnpublished (bulk scraping discouraged)Unpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

npm Registry vs ScrapingDog: common questions

Which is more reliable, npm Registry or ScrapingDog?

Both are neck-and-neck — npm Registry and ScrapingDog each measure 100% uptime over 90 days on our probe schedule. Reliability here is verified from our own scheduled checks; use the 30-day bars above to see which has been steadier lately.

Which is faster, npm Registry or ScrapingDog?

ScrapingDog has the lower median latency in our checks — npm Registry responds in 243 ms versus ScrapingDog at 195 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 npm Registry and ScrapingDog need an API key?

npm Registry needs no key, while ScrapingDog requires a free API key. If you want to start calling without signup, reach for npm Registry first.

Can I call npm Registry and ScrapingDog from the browser?

Yes — both npm Registry and ScrapingDog 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 npm Registry and ScrapingDog free for commercial use?

npm Registry has unclear commercial terms, and ScrapingDog 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.