Released in October 2025, Twelve Data's Forex API v2 delivers a robust, high-quality forex data feed designed for traders, developers, and financial institutions. This advanced API aggregates data from a diverse pool of over 60 trusted liquidity providers, prime brokers, and central banks, ensuring unparalleled accuracy and reliability for real-time forex market demand.
Source
Our composite feed is meticulously curated from a wide range of authoritative contributors, including:
Banco De Mexico
BNP Paribas
CMC
Commerzbank
European Central Bank
Trinkaus
Tullet Prebon
SAXO Bank
UBS
XE
Calculation methodology
In brief, we employ a weighted average method to compute forex rates, prioritizing data from high-quality sources for precision. For a detailed explanation of our mathematical approach, refer to our full methodology article.
Availability
Forex API v2 operates 24/7, with no interruptions for holidays or weekends.
Latency and delivery
To provide stable and actionable pricing, we deliver:
Mid-price updates every minute via WebSocket for real-time streaming.
Aggregated candlestick data through the API, available in intervals ranging from 1-minute to 1-month.
Coverage
Fiat Currencies
Our API supports over 1,500 fiat currency pairs, encompassing major pairs (e.g., EUR/USD, GBP/USD), minor pairs, and exotic currencies.
Precious Metals
In addition to currencies, we include major precious metals such as gold (XAU), silver (XAG), and others.
Licensing
Forex data access is tailored to your subscription plan. Redistribution of data via API or similar mechanisms requires a separate licensing agreement. Contact our sales team for details on licensing options.
Pricing
Pricing is flexible and aligned with your chosen plan. Visit our pricing page for more information on plan options and availability.
Central bank rates
Access official daily rates from global central banks through our dedicated endpoint: /central_bank/{bank}/rates.