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Blockchair vs DexPaprika

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

APIBlockchairNEW—DexPaprikaNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
Authnonenone
CORSyesno
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

Blockchair vs DexPaprika: common questions

Which is more reliable, Blockchair or DexPaprika?

On our scheduled checks, DexPaprika leads on measured uptime — Blockchair at —% versus DexPaprika 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 Blockchair and DexPaprika need an API key?

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

Can I call Blockchair and DexPaprika from the browser?

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

Are Blockchair and DexPaprika free for commercial use?

Blockchair has unclear commercial terms, and DexPaprika 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.