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RSQ API vs ScrapingDog

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

APIRSQ APIHEALTHY91ScrapingDogREACHABLE100
Uptime · 30d
Uptime · 90d100%100%
Uptime · 30d100%100%
P50 · ms783195
P95 · ms1387621
AuthnoneapiKey
CORSyesyes
HTTPSnoyes
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

RSQ API vs ScrapingDog: common questions

Which is more reliable, RSQ API or ScrapingDog?

Both are neck-and-neck — RSQ API 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, RSQ API or ScrapingDog?

ScrapingDog has the lower median latency in our checks — RSQ API responds in 783 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 RSQ API and ScrapingDog need an API key?

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

Can I call RSQ API and ScrapingDog from the browser?

Only ScrapingDog is browser-friendly — it returns CORS headers over HTTPS. RSQ API needs a server-side call or proxy, so factor that into which one fits a front-end project.

Are RSQ API and ScrapingDog free for commercial use?

RSQ API 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.