CoinGecko vs Helium
Same instrument, two spec sheets — measured, not claimed.
CoinGecko vs Helium: common questions
Which is more reliable, CoinGecko or Helium?
On our scheduled checks, Helium leads on measured uptime — CoinGecko at —% versus Helium 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 CoinGecko and Helium need an API key?
Helium needs no key, while CoinGecko requires a free API key. If you want to start calling without signup, reach for Helium first.
Can I call CoinGecko and Helium from the browser?
Neither sends browser-friendly CORS headers reliably, so call CoinGecko and Helium from a server or proxy rather than client-side. The CORS and HTTPS rows above show exactly what we detected for each.
Are CoinGecko and Helium free for commercial use?
CoinGecko has unclear commercial terms, and Helium 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.