Comprehensive forex data for global markets.
Windy provides institutional-grade data for Forex currencies, stocks, and indices from major global exchanges and liquidity providers. Access real-time and historical market data through modern protocols — with unique 24/7 fiat rate coverage powered by cryptocurrency markets.
50+
Currency pairs
100+
Global indices
FIX 4.4
Protocol support
99.99%
Uptime
Live currency pair data from major liquidity providers.
Access real-time forex pricing for major and exotic currency pairs with tick-by-tick updates from top-tier liquidity providers. Our platform aggregates data from institutional-grade sources to ensure the most accurate market representation.
Major & exotic pairs
Complete coverage of EUR/USD, GBP/USD, USD/JPY and 50+ exotic currency pairs with institutional spreads.
Tick-level precision
Millisecond-level price updates from multiple liquidity providers for the most accurate market view.
OHLC historical data
Years of historical candle data at multiple timeframes for backtesting and strategy development.
Multi-protocol access
REST API, WebSocket streams, and FIX protocol support for seamless integration with your trading systems.
24/7 fiat rates via cryptocurrency markets.
Windy delivers continuous fiat currency rates even when forex markets are closed. By observing BTC/GBP, BTC/USD, BTC/EUR and other cryptocurrency pairs that trade 24/7, we calculate cross-rates like GBP/USD, EUR/USD, and EUR/GBP throughout weekends and holidays — ensuring you never lose market visibility.
Weekend coverage
Generate GBP/USD, EUR/USD, EUR/GBP rates during forex market closures by leveraging crypto market BTC pairs that trade continuously.
No market gaps
Maintain continuous price discovery for fiat pairs using our proprietary cross-calculation methodology with real-time cryptocurrency data.
Institutional accuracy
Advanced weighting algorithms ensure derived fiat rates reflect true market conditions even outside traditional trading hours.
Unique market edge
The only platform providing calculated fiat cross-rates 24/7/365 through cryptocurrency market observation — a true industry first.
Weekend fiat rates
LiveContinuous coverage when traditional FX is closed.
Derived from BTC cross-pairs · 100+ exchanges
Global equity and index data.
Access comprehensive stock and index data from major global exchanges including NYSE, NASDAQ, LSE, and more. Real-time quotes, historical OHLC data, and corporate actions for thousands of equities and indices worldwide.
Real-time stock quotes
Live pricing for global equities with bid/ask spreads, volume, and last trade information from major exchanges.
Index coverage
Complete data for S&P 500, NASDAQ 100, FTSE 100, DAX, Nikkei 225 and 100+ global indices with constituent tracking.
Historical analytics
Years of OHLC candle data, splits, dividends, and corporate actions for backtesting and fundamental analysis.
Multi-market integration
Unified API access across forex, stocks, and indices for comprehensive portfolio and trading system integration.
Global indices
SnapshotInstitutional-grade APIs and SDKs.
Integrate Windy's forex data seamlessly into your trading platform, analytics system, or financial application. SDKs support multiple languages with consistent APIs across REST, WebSocket, and FIX protocols for institutional connectivity.
FIX protocol support
Native FIX 4.2/4.4 connectivity for institutional trading systems with market data and order execution capabilities.
WebSocket streaming
Real-time price updates via WebSocket with automatic reconnection, heartbeat monitoring, and symbol subscription management.
REST API access
Comprehensive REST endpoints for historical data, snapshots, and on-demand queries with full OpenAPI documentation.
Multi-language SDKs
Official libraries for JavaScript/Node.js, Python, Go, and Java with type-safe interfaces and intelligent error handling.
// Install: npm install @windy.network/client-js const { windyClient } = require('@windy.network/client-js') const client = windyClient('YOUR_API_KEY') // Get live forex rate client.forex.get('EUR/USD') // Stream via WebSocket client.forex.subscribe('GBP/USD')
Built for enterprise data pipelines.
Snowflake & data warehouse delivery
Direct data pipelines to Snowflake, Databricks, or AWS for seamless analytics and historical archiving — query forex tick history with SQL.
Compliance & security
Enterprise-grade encrypted transmission, fine-grained API key scopes, audit logging, and compliance for regulated financial institutions.
Frequently Asked Questions About Windy's Forex Data
Windy provides data for 50+ currency pairs including all majors (EUR/USD, GBP/USD, USD/JPY) and exotic pairs. We aggregate tick data from top-tier institutional liquidity providers with spreads reflecting true interbank markets.
Windy is your data backbone — connecting modern markets, developers, and infrastructure.
Sign up and receive your API credentials instantly. Start streaming forex, stocks, indices, and 24/7 fiat rates across REST, WebSocket, FIX, and MCP — with one unified key.