0x vs Coinpaprika

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

Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms
P95 · ms
Authnonenone
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree — limits not published
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

0x vs Coinpaprika: common questions

Which is more reliable, 0x or Coinpaprika?

Only Coinpaprika is on our probe schedule so far (—% uptime over 90 days). The other is catalogued but not yet live-checked, so we can't compare measured reliability head-to-head — check the uncovered API's own status page for now.

Do 0x and Coinpaprika need an API key?

Neither needs a paid key — 0x is callable with no signup, and Coinpaprika is callable with no signup. Both are quick to prototype with; rate limits still apply.

Can I call 0x and Coinpaprika from the browser?

Yes — both 0x and Coinpaprika 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 0x and Coinpaprika free for commercial use?

0x has unclear commercial terms, and Coinpaprika 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.