Bargo Congress Trades API vs Exchange Rates API

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

Uptime · 30d
Uptime · 90d—%100%
Uptime · 30d—%100%
P50 · ms827
P95 · ms1609
Authnonenone
CORSyesno
HTTPSyesyes
Card requirednono
Commercial useyesunclear
Data licenseUnverified
Free tierFree — limits not published
Rate limit30 req/window · 29 remainingUnpublished
In directory since2026-07-272026-07-05
operationalpartialdownno data

Bargo Congress Trades API vs Exchange Rates API: common questions

Which is more reliable, Bargo Congress Trades API or Exchange Rates API?

On our scheduled checks, Exchange Rates API leads on measured uptime — Bargo Congress Trades API at —% versus Exchange Rates API at 100% 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 Bargo Congress Trades API and Exchange Rates API need an API key?

Neither needs a paid key — Bargo Congress Trades API is callable with no signup, and Exchange Rates API is callable with no signup. Both are quick to prototype with; rate limits still apply.

Can I call Bargo Congress Trades API and Exchange Rates API from the browser?

Only Bargo Congress Trades API is browser-friendly — it returns CORS headers over HTTPS. Exchange Rates API needs a server-side call or proxy, so factor that into which one fits a front-end project.

Are Bargo Congress Trades API and Exchange Rates API free for commercial use?

Bargo Congress Trades API allows commercial use on its free tier, and Exchange Rates API 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.