Etherscan vs Nexchange

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

Uptime · 30d
Uptime · 90d99.02%99.02%
Uptime · 30d100%98.3%
P50 · ms660281
P95 · ms25363199
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

Etherscan vs Nexchange: common questions

Which is more reliable, Etherscan or Nexchange?

Both are neck-and-neck — Etherscan and Nexchange each measure 99.02% uptime over 90 days on our probe schedule. Reliability here is verified from our own scheduled checks; use the 30-day bars above to see which has been steadier lately.

Which is faster, Etherscan or Nexchange?

Nexchange has the lower median latency in our checks — Etherscan responds in 660 ms versus Nexchange at 281 ms (P50). Tail latency (P95) is in the table above; for most workloads the median is the number that shapes how the API feels.

Do Etherscan and Nexchange need an API key?

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

Can I call Etherscan and Nexchange from the browser?

Yes — both Etherscan and Nexchange 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 Etherscan and Nexchange free for commercial use?

Etherscan has unclear commercial terms, and Nexchange 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.