Etherscan vs PumpFunData
Same instrument, two spec sheets — measured, not claimed.
Etherscan vs PumpFunData: common questions
Which is more reliable, Etherscan or PumpFunData?
On our scheduled checks, PumpFunData leads on measured uptime — Etherscan at —% versus PumpFunData 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 Etherscan and PumpFunData need an API key?
Etherscan needs no key, while PumpFunData requires a free API key. If you want to start calling without signup, reach for Etherscan first.
Can I call Etherscan and PumpFunData from the browser?
Only Etherscan is browser-friendly — it returns CORS headers over HTTPS. PumpFunData needs a server-side call or proxy, so factor that into which one fits a front-end project.
Are Etherscan and PumpFunData free for commercial use?
Etherscan has unclear commercial terms, and PumpFunData 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.