Congressional Stock Brain vs Finage
Same instrument, two spec sheets — measured, not claimed.
Congressional Stock Brain vs Finage: common questions
Which is more reliable, Congressional Stock Brain or Finage?
On our scheduled checks, Finage leads on measured uptime — Congressional Stock Brain at —% versus Finage 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 Finage need an API key?
Congressional Stock Brain needs no key, while Finage requires a free API key. If you want to start calling without signup, reach for Congressional Stock Brain first.
Can I call Congressional Stock Brain and Finage from the browser?
Yes — both Congressional Stock Brain and Finage 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 Finage free for commercial use?
Congressional Stock Brain has unclear commercial terms, and Finage 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.