Congressional Stock Brain vs paralelo.bo

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

Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms
P95 · ms
Authnonenone
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree — limits not published
Rate limitUnpublishedUnpublished (60s cache stated)
In directory since2026-07-052026-07-05
operationalpartialdownno data

Congressional Stock Brain vs paralelo.bo: common questions

Which is more reliable, Congressional Stock Brain or paralelo.bo?

On our scheduled checks, paralelo.bo leads on measured uptime — Congressional Stock Brain at —% versus paralelo.bo 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 Congressional Stock Brain and paralelo.bo need an API key?

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

Can I call Congressional Stock Brain and paralelo.bo from the browser?

Yes — both Congressional Stock Brain and paralelo.bo 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 Congressional Stock Brain and paralelo.bo free for commercial use?

Congressional Stock Brain has unclear commercial terms, and paralelo.bo 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.