Compare Finance APIs
Deep dive into the technical specifications of 45 Finance APIs. Use this side-by-side comparison to evaluate which service best fits your architectural requirements.
| API Identity | Score | Authentication | HTTPS | CORS | Speed | Difficulty | Brief |
|---|---|---|---|---|---|---|---|
| Marketstack | 72 B Est. | API Key | ? | - | Intermediate | Marketstack is a real-time, intraday, and historical stock market data API covering 70 plus global e... | |
| Aletheia | 87 A Est. | API Key | Yes | - | Intermediate | Aletheia provides financial data including insider trading filings, earnings call transcripts, and f... | |
| Alpaca | 77 B Est. | API Key | Yes | - | Intermediate | Alpaca provides real-time and historical market data for US equities and ETFs, along with commission... | |
| Alpha Vantage | 77 B Est. | API Key | ? | - | Intermediate | Alpha Vantage delivers free real-time and historical stock, forex, and cryptocurrency data through a... | |
| Banco do Brasil | 28 F Est. | OAuth | Yes | - | Advanced | Banco do Brasil provides a suite of financial APIs covering transactions, payments, PIX transfers, a... | |
| Bank Data API | 72 B Est. | API Key | ? | - | Intermediate | Bank Data API lets you instantly validate IBAN and SWIFT/BIC numbers to make sure bank account detai... | |
| Billplz | 72 B Est. | API Key | ? | - | Intermediate | Billplz is a payment platform API focused on the Malaysian market that lets you create bills and col... | |
| Binlist | 92 A+ Est. | No Auth | ? | 59ms | Beginner | Binlist gives you free access to a database of Bank Identification Numbers (BINs), the first 6-8 dig... | |
| Boleto.Cloud | 72 B Est. | API Key | ? | - | Intermediate | Boleto.Cloud is a Brazilian payment API that lets you generate boletos — the popular Brazilian bank ... | |
| Citi | 72 B Est. | API Key | ? | - | Intermediate | Citi's partner API provides access to Citigroup banking account and statement data, enabling develop... | |
| Econdb | 100 A+ Est. | No Auth | Yes | 175ms | Beginner | Econdb provides free access to global macroeconomic data including GDP, inflation, unemployment, and... | |
| Fed Treasury | 72 B Est. | No Auth | ? | 1189ms | Beginner | The U.S. Treasury Fiscal Data API provides free, official financial data from the U.S. Department of... | |
| Finage | 72 B Est. | API Key | ? | - | Intermediate | Finage is a financial data provider offering real-time and historical data for stocks, forex currenc... | |
| Financial Modeling Prep | 32 F Est. | API Key | ? | - | Intermediate | Financial Modeling Prep (FMP) provides a comprehensive API for real-time and historical stock market... | |
| Finnhub | 77 B Est. | API Key | ? | - | Intermediate | Finnhub is a popular financial API offering real-time stock quotes, company fundamentals, news, fore... | |
| FRED | 0 F Est. | API Key | Yes | - | Intermediate | FRED provides programmatic access to economic data from the federal reserve bank of st. louis via RE... | |
| Front Accounting APIs | 65 C Est. | OAuth | Yes | - | Advanced | Front Accounting APIs provide programmatic access to an open-source accounting system designed for s... | |
| Hotstoks | 87 A Est. | API Key | Yes | 438ms | Intermediate | Hotstoks provides programmatic access to stock market data powered by sql via REST API. This Finance... | |
| IEX Cloud | 0 F Est. | API Key | Yes | - | Intermediate | IEX Cloud provides programmatic access to realtime & historical stock and market data via REST API. ... | |
| IG | 72 B Est. | API Key | ? | - | Intermediate | IG is a financial data API providing access to spreadbetting and CFD (Contract for Difference) marke... | |
| Indian Mutual Fund | 74 B Measured | No Auth | ? | 3428ms | Beginner | The Indian Mutual Fund API gives you free access to the complete history of all mutual funds registe... | |
| Intrinio | 72 B Est. | API Key | ? | - | Intermediate | Intrinio is a financial data platform that provides a wide range of data feeds including stock price... | |
| Klarna | 0 F Est. | API Key | ? | - | Intermediate | Klarna provides programmatic access to klarna payment and shopping service via REST API. This Financ... | |
| MercadoPago | 72 B Est. | API Key | ? | - | Intermediate | MercadoPago is a leading payment platform in Latin America, and its API lets you integrate payment p... | |
| Mono | 72 B Est. | API Key | ? | - | Intermediate | Mono is an African open banking API that lets you connect to users bank accounts to access transacti... | |
| Moov | 72 B Est. | API Key | ? | - | Intermediate | Moov is a modern payments infrastructure API that makes it straightforward for platforms to send, re... | |
| Nordigen | 0 F Est. | API Key | ? | - | Intermediate | Nordigen provides programmatic access to connect to bank accounts using official bank apis and get r... | |
| OpenFIGI | 82 A Est. | API Key | Yes | - | Intermediate | OpenFIGI is a free API from Bloomberg that lets you look up financial instrument identifiers (FIGIs)... | |
| Plaid | 72 B Est. | API Key | ? | - | Advanced | Plaid is a widely-used financial data API that lets your application securely connect to users bank ... | |
| Polygon | 72 B Est. | API Key | ? | - | Intermediate | Polygon.io is a comprehensive market data API providing real-time and historical stock, forex, and c... | |
| Portfolio Optimizer | 92 A+ Est. | No Auth | Yes | 38ms | Beginner | Portfolio Optimizer is a free REST API that helps you analyze and optimize investment portfolios usi... | |
| Razorpay IFSC | 90 A+ Measured | No Auth | ? | 604ms | Beginner | Razorpay IFSC API lets you look up Indian bank branch details using an 11-character IFSC code — comp... | |
| Real Time Finance | 67 C Est. | API Key | ? | - | Intermediate | Real Time Finance is a WebSocket API that streams live stock prices, trade data, and market events d... | |
| SEC EDGAR Data | 90 A+ Measured | No Auth | Yes | 644ms | Beginner | SEC EDGAR Data API provides free access to financial filings, annual reports (10-K), quarterly repor... | |
| SmartAPI | 77 B Est. | API Key | ? | - | Intermediate | SmartAPI by Angel Broking is an Indian stock brokerage API that lets developers build automated trad... | |
| StockData | 82 A Est. | API Key | Yes | - | Intermediate | StockData.org provides real-time, intraday, and historical stock market data along with financial ne... | |
| Styvio | 37 F Est. | API Key | ? | - | Intermediate | Styvio provides real-time and historical stock price data combined with sentiment analysis based on ... | |
| Tax Data API | 74 B Est. | API Key | ? | - | Intermediate | Tax Data API by APILayer lets you instantly validate VAT numbers and retrieve tax rate information f... | |
| Tradier | 78 B Est. | OAuth | Yes | - | Advanced | Tradier is a US brokerage API that provides access to equity and options market data including delay... | |
| Twelve Data | 72 B Est. | API Key | ? | - | Intermediate | Twelve Data provides real-time and historical stock, forex, cryptocurrency, and ETF market data thro... | |
| VAT Validation | 87 A Est. | API Key | Yes | - | Intermediate | The VAT Validation API by Abstract API lets you check whether a VAT number is valid and look up curr... | |
| WallstreetBets | 47 D Est. | No Auth | ? | 962ms | Beginner | The WallStreetBets API gives you real-time sentiment data extracted from Reddit's r/WallStreetBets c... | |
| Yahoo Finance | 75 B Est. | API Key | Yes | 497ms | Intermediate | Yahoo Finance provides unofficial access to stock quotes, historical prices, currency exchange rates... | |
| YNAB | 68 C Est. | OAuth | Yes | - | Advanced | The YNAB (You Need A Budget) API lets you programmatically read and write data from a user's YNAB bu... | |
| Zoho Books | 73 B Est. | OAuth | ? | - | Advanced | The Zoho Books API gives you programmatic access to your Zoho Books accounting data, letting you man... |