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Bargo Congress Trades API vs ExchangeRate-API (open)

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

APIBargo Congress Trades APIDYING36ExchangeRate-API (open)HEALTHY98
Uptime · 30d
Uptime · 90d35.1%100%
Uptime · 30d11.7%100%
P50 · ms1145193
P95 · ms17221091
Authnonenone
CORSyesyes
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 ExchangeRate-API (open): common questions

Which is more reliable, Bargo Congress Trades API or ExchangeRate-API (open)?

On our scheduled checks, ExchangeRate-API (open) leads on measured uptime — Bargo Congress Trades API at 35.1% versus ExchangeRate-API (open) 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.

Which is faster, Bargo Congress Trades API or ExchangeRate-API (open)?

ExchangeRate-API (open) has the lower median latency in our checks — Bargo Congress Trades API responds in 1145 ms versus ExchangeRate-API (open) at 193 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 Bargo Congress Trades API and ExchangeRate-API (open) need an API key?

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

Can I call Bargo Congress Trades API and ExchangeRate-API (open) from the browser?

Yes — both Bargo Congress Trades API and ExchangeRate-API (open) 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 Bargo Congress Trades API and ExchangeRate-API (open) free for commercial use?

Bargo Congress Trades API allows commercial use on its free tier, and ExchangeRate-API (open) 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.