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OpenSea vs Trading View

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

APIOpenSeaNEW—Trading ViewNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthapiKeyapiKey
CORSyesno
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — API key requiredFree tier — API key required
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

OpenSea vs Trading View: common questions

Which is more reliable, OpenSea or Trading View?

On our scheduled checks, Trading View leads on measured uptime — OpenSea at —% versus Trading View 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 OpenSea and Trading View need an API key?

Both ask you to authenticate — OpenSea uses an API key and Trading View 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 OpenSea and Trading View from the browser?

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

Are OpenSea and Trading View free for commercial use?

OpenSea has unclear commercial terms, and Trading View 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.