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scrapestack vs Vercel API

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

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

scrapestack vs Vercel API: common questions

Which is more reliable, scrapestack or Vercel API?

On our scheduled checks, Vercel API leads on measured uptime — scrapestack at —% versus Vercel API 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 Vercel API need an API key?

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

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

Are scrapestack and Vercel API free for commercial use?

scrapestack has unclear commercial terms, and Vercel API 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.