Top 76 Finance APIs For Developers

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.

Get complete history of India Mutual Funds Data.

A wide selection of financial data feeds.

Investment principles and quotes from Buffett, Munger, and other masters.

Stock market investment and trading platform.

Klarna payment and shopping service.

Mercado Pago API reference - all the information you need to develop your integrations.

Real-time precious and base metals prices. One API. Zero cost.

Connect with users’ bank accounts and access transaction data in Africa.

The Moov API makes it simple for platforms to send, receive, and store money.

Stock market data.

Enable account holders to interact with their banks using a wider range of applications and services.

Equity, index, futures, options symbology from Bloomberg LP.

Globalize your business by auto-adapting pricing for each visitor with Purchasing Power Parity.

Connect with user's bank accounts and access transaction data.

Historical stock market data.

Portfolio analysis and optimization.

Indian Financial Systems Code (Bank Branch Codes).

Websocket API to access realtime stock data.

Realie's property data is directly sourced from local municipalities and contains over 100 data fields. Realie covers the entire USA with 180 million parcels.

Free sales-tax lookup API covering all US states + zip-level city/county rates. No signup, no rate limit. Also supports Canadian GST/HST/PST and Indian GST slabs. Ideal for building expense-reimbursement flows, invoicing SaaS demos, receipt OCR pipelines, or seeding accounting tools. Full docs at https://receiptedit.com/developers.

Retrieve real-time property and rental data for real estate in the United States.

The REST API returns structured JSON responses containing salary ranges, hourly rates, compensation benchmarks, required skills, market demand, and regional emp.