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scrapestack vs serpstack

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

APIscrapestackNEW—serpstackNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthapiKeyapiKey
CORSnono
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — key may be requiredFree tier — key may be required
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

scrapestack vs serpstack: common questions

Which is more reliable, scrapestack or serpstack?

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

Do scrapestack and serpstack need an API key?

Both ask you to authenticate — scrapestack uses an API key and serpstack 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 scrapestack and serpstack from the browser?

Neither sends browser-friendly CORS headers reliably, so call scrapestack and serpstack from a server or proxy rather than client-side. The CORS and HTTPS rows above show exactly what we detected for each.

Are scrapestack and serpstack free for commercial use?

scrapestack has unclear commercial terms, and serpstack 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.