Alternatives to Databento

Nasdaq Data Link

Financial Data Feeds

Both provide historical market data APIs for quantitative research and backtesting. Nasdaq Data Link (Quandl) offers broader alternative datasets (economic indicators, real estate, commodities) while Databento specializes in high-fidelity market microstructure data with nanosecond precision. Databento's strength is tick-by-tick order book data; Nasdaq Data Link's strength is alternative and fundamental data breadth.

Polygon.io

Financial Data Feeds

Financial market data platform offering real-time and historical data for stocks, options, indices, currencies, and futures. Provides unlimited API access via REST, WebSockets, and SQL with direct exchange connectivity and <20ms latency.

Marketstack

Financial Data Feeds

REST API delivering real-time, intraday, and historical stock market data for 30,000+ global tickers with EDGAR filings access, commodity prices, and 15+ years of historical data in lightweight JSON format.

Xignite

Financial Data Feeds

Cloud-based financial market data provider offering tailor-made data products with flexible delivery formats and pricing. Serves banks, asset managers, fintechs, and financial institutions with real-time and historical data across equities, fixed income, derivatives, and more.

Twelve Data

Financial Data Feeds

Financial data APIs providing real-time and historical market data for stocks, forex, crypto, ETFs, and commodities with unified APIs, WebSocket, and SDKs.

Intrinio

Financial Data Feeds

Normalized financial data API for AI-powered finance. Real-time stock prices, options, fundamentals, and estimates with LLM-optimized feeds and no exchange fees.

EOD Historical Data

Financial Data Feeds

Developer-first financial data API platform providing real-time, historical, and end-of-day market data for stocks, ETFs, funds, and forex with 45+ APIs, SDKs, and AI integrations across 60+ exchanges.

Tradier

Financial Data Feeds

A full-featured, customizable trading platform with enhanced trading features and capabilities for active traders. Offers stock, options, and ETF trading through web, mobile, and API-based platforms with integration to 100+ investor platforms.

Kaiko

Financial Data Feeds

The leading provider of cryptocurrency market data, analytics, and indices, offering institutional-grade, regulatory-compliant solutions for institutional investors, financial services firms, and regulators.

Finnhub

Financial Data Feeds

Real-time RESTful APIs and Websocket for stocks, currencies, and crypto with institutional-grade fundamental and alternative data.