API archive entry · source-reported
Dino.markets
Matched Kalshi and Polymarket prediction-market data, cross-venue spreads
Other Finance APIs
These records share a directory category and are ordered by similarity of reported access facts. They are a shortlist, not proof of drop-in compatibility.
IBANforge
IBAN validation and BIC/SWIFT lookup for 89 countries with 121k+ BIC entries
API key · HTTPS reported · CORS No
Aletheia
Insider trading data, earnings call analysis, financial statements, and more
API key · HTTPS reported · CORS Yes
Alpaca
Realtime and historical market data on all US equities and ETFs
API key · HTTPS reported · CORS Yes
Alpha Vantage
Realtime and historical stock data
API key · HTTPS reported · CORS Unknown
Bank Data
Instant IBAN and SWIFT number validation across the globe
API key · HTTPS reported · CORS Unknown
Billplz
Payment platform
API key · HTTPS reported · CORS Unknown
How to compare them
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Operating cost
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Integration risk
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Data rights
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Source reference
This page separates source-reported facts from questions that need live provider verification.