Scrapfly vs Vercel API
Same instrument, two spec sheets — measured, not claimed.
Scrapfly vs Vercel API: common questions
Which is more reliable, Scrapfly or Vercel API?
On our scheduled checks, Vercel API leads on measured uptime — Scrapfly 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 Scrapfly and Vercel API need an API key?
Both ask you to authenticate — Scrapfly 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 Scrapfly and Vercel API from the browser?
Only Vercel API is browser-friendly — it returns CORS headers over HTTPS. Scrapfly needs a server-side call or proxy, so factor that into which one fits a front-end project.
Are Scrapfly and Vercel API free for commercial use?
Scrapfly 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.