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FinSignals API vs Telegram Bot

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

APIFinSignals APINEW—Telegram BotNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthnoneapiKey
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree tier — API key required
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

FinSignals API vs Telegram Bot: common questions

Which is more reliable, FinSignals API or Telegram Bot?

On our scheduled checks, Telegram Bot leads on measured uptime — FinSignals API at —% versus Telegram Bot 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 FinSignals API and Telegram Bot need an API key?

FinSignals API needs no key, while Telegram Bot requires a free API key. If you want to start calling without signup, reach for FinSignals API first.

Can I call FinSignals API and Telegram Bot from the browser?

Yes — both FinSignals API and Telegram Bot 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 FinSignals API and Telegram Bot free for commercial use?

FinSignals API has unclear commercial terms, and Telegram Bot 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.