Bargo Congress Trades API vs Congressional Stock Brain

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

Uptime · 30d
Uptime · 90d—%100%
Uptime · 30d—%100%
P50 · ms402
P95 · ms1106
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 Congressional Stock Brain: common questions

Which is more reliable, Bargo Congress Trades API or Congressional Stock Brain?

On our scheduled checks, Congressional Stock Brain leads on measured uptime — Bargo Congress Trades API at —% versus Congressional Stock Brain 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 Congressional Stock Brain need an API key?

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

Can I call Bargo Congress Trades API and Congressional Stock Brain from the browser?

Yes — both Bargo Congress Trades API and Congressional Stock Brain 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 Congressional Stock Brain free for commercial use?

Bargo Congress Trades API allows commercial use on its free tier, and Congressional Stock Brain 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.