Top 64 Finance APIs For Developers - Public APIs

Validate VAT numbers and calculate VAT rates.

Insider trading data, earnings call analysis, financial statements, and more.

Realtime and historical stock data.

AI-enriched financial & insider-trading news, scored for relevance.

Real-time foreign exchange rates for Argentina.

All Banco do Brasil financial transaction APIs.

Payment platform.

Public access to a database of IIN/BIN information.

A api to generate boletos in Brazil.

See strong buy and sell signals the day they occur. Get today's stocks that closed with a strong Bullish or Bearish candlestick.

All Citigroup account and statement data APIs.

Real-time exchange rates for Latin American currencies.

SEC filings, insider transactions, institutional holdings.

Global macroeconomic data.

U.S. Department of the Treasury Data.

Finage is a stock, currency, cryptocurrency, indices, and ETFs real-time & historical data provider.

Stock market and financial data.

Realtime and historical stock data.

Developer-first market data API.

Real-Time RESTful APIs and Websocket for Stocks, Currencies, and Crypto.

Sentiment, direction & quality classification for Reddit financial social posts.

Fast, accurate IBAN validation and generation.

Economic data from the Federal Reserve Bank of St. Louis.

Front accounting is multilingual and multicurrency software for small businesses.

Real-time forex macroeconomic API for all major currency pairs sourced from central bank announcements.

IBAN validation, BIC/SWIFT lookup & compliance scoring.

Realtime & Historical Stock and Market Data.

Spreadbetting and CFD Market Data.

IIN API allows you to accurately identify the issuing bank, card type, country of origin, and other details from a credit or debit card number. This is essential for fraud prevention, payment processing, and customer verification.