Top 70 Finance APIs For Developers

Validate VAT numbers and calculate VAT rates.

AI-generated stock analysis (investment thesis, valuation, insider signal, earnings) from live fundamentals, as structured JSON.

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

Realtime and historical stock data.

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

SEC 13F institutional holdings, Form 4 insider trading, and smart money convergence signals. Free anonymous tier, no signup required.

Real-time foreign exchange rates for Argentina.

All Banco do Brasil financial transaction APIs.

U.S. Congress STOCK Act stock trades with per-trade performance.

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.

Financial data for Argentina, Spain and Mexico: USD rates, inflation, Euribor, ICL.

All Citigroup account and statement data APIs.

Real-time exchange rates for Latin American currencies.

SEC filings, insider transactions, institutional holdings.

Global macroeconomic data.

Eunormia turns your invoice data into a ZUGFeRD/Factur-X PDF/A-3 per EN 16931 — and validates every result before it is delivered.

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.

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.