Coinlore vs OpenSea
Same instrument, two spec sheets — measured, not claimed.
Coinlore vs OpenSea: common questions
Which is more reliable, Coinlore or OpenSea?
On our scheduled checks, OpenSea leads on measured uptime — Coinlore at —% versus OpenSea 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 Coinlore and OpenSea need an API key?
Coinlore needs no key, while OpenSea requires a free API key. If you want to start calling without signup, reach for Coinlore first.
Can I call Coinlore and OpenSea from the browser?
Yes — both Coinlore and OpenSea send CORS headers over HTTPS, so front-end code can fetch either directly with no backend proxy. That makes them easy to swap in a client-side app while you compare responses.
Are Coinlore and OpenSea free for commercial use?
Coinlore has unclear commercial terms, and OpenSea 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.