Business-ready forex and crypto APIs
For businesses seeking instant access to expansive currency data, Polygon.io has you covered. Our APIs are crafted to seamlessly empower financial applications of all complexities, making business integration a breeze.
Integrated FX and crypto data
- Trusted Sources, One Interface.
- Our data comes directly from institutional sources and exchange feeds so there's never a question of quality.
- Crypto and forex.
- Real-time prices, historical data, and news on popular currencies including BTC, ETH, USD, and more.
A complete toolkit for financial applications
- Real-time currency conversion.
- Real-time market data, updated with every tick of the crypto and forex markets.
- Historical data.
- Show long-term trends or dig into past events with historical forex and crypto market ticks
- Reference data.
- Tickers, market status, market holidays, conditions, exchanges, and more all included.
Extensive market coverage
1,750+ Forex & Crypto pairs
| Ticker | Base currency name | Quote currency name |
|---|---|---|
 USDEUR | USD | EUR |
 BTCUSD | BTC | USD |
 USDGBP | USD | GBP |
 ETHUSD | ETH | USD |
 USDCAD | USD | CAD |
 USDJPY | USD | JPY |
Intuitive and easy-to-use
Powerful data, simple access
Flat Files
Our S3 interface lets you access our flat files easily and seamlessly. With just a few clicks, you'll have the data you need to power your applications.
API
Our Restful and WebSocket APIs provide flexible and powerful options for accessing our data. Whether you need real-time or historical data, we've got you covered.
SQL
Our SQL Query option lets you harness the power of SQL to access our data. With this flexible and intuitive option, you can easily customize queries to fit your needs.
Open, high, low, close, volume
Forex quotes for thousands of currency pairs
Real-time crypto trades from top exchanges
Currency conversions using the latest market rates
SME, EMA, RSI, and more
View all endpoints on our docs
Mission critical market data
Rigorous data quality
- Redundant networks.
- We operate two fully isolated networks to ingest and process data feeds, ensuring uninterrupted service even in the event of hardware failures.
- HA streaming.
- Data flows through our systems using a highly available messaging system, ensuring uptime and speed.
- Polygon datastore.
- Historical data is stored in our nanosecond precision proprietary database - resulting in blazing fast API response times.
Built for engineers
All plans include unlimited API calls and up to three concurrent WebSocket connections plus one for each data expansion.
All-inclusive access
Your foundation for currency data at scale
TradesGet the historical record of transactions that happen on any of our supported crypto exchanges.
QuotesGet live data from global currencies markets -- 24/5 for forex and 24/7 for crypto.
24/7 market coverageGet live data from global currencies markets -- 24/5 for forex and 24/7 for crypto.
No extra feesBuild on our platform with confidence, knowing that we are committed to transparent pricing with no hidden costs.
SLAWith SLAs available in our enterprise plans, enjoy peace of mind with the guarantee of consistent, reliable service.
Dedicated Slack channelsGet enterprise-level personalized support via convenient, developer-friendly channels.
Simple pricing
Pricing plans for teams of all sizes
- All Forex and Crypto Tickers
- Unlimited API Calls
- 10+ Years Historical Data
- Real-time Data
- Unlimited File Downloads
- Reference Data
- Technical Indicators
- Minute Aggregates
- WebSockets
- Snapshot
- Second Aggregates
- Crypto Trades
- Quotes
Business use- Everything in Business
- Exchange Feeds Tailored for Your Use Case
- Upgrades for Additional Ticks
- SLAs
- Dedicated Slack Channel
- Implementation Support
- Access to our Customer Success Team
Startup pricing
Startup? We got you.
Frequently asked questions
- Title
- What are the Forex market hours?
- Currencies Category
Currencies
- Description
- The forex market, also known as the foreign exchange market, is a global decentralized market where currencies are traded. It operates 24 hours a day, five days a week, starting from Sunday 5:00 PM Eastern Time (ET) until Friday 5:00 PM ET.
- Title
- What asset classes are available through Polygon’s Currencies Subscription?
- Crypto Category
Crypto
- Currencies Category
Currencies
- Forex Category
Forex
- Description
- Polygon provides real-time and historical Forex and Crypto data through the Currencies subscription.
- Title
- Does Polygon offer any startup discounts?
- Account Category
Account
- Business Category
Business
- Description
- Yes, we love to support fellow startups! We offer any startups who purchase one of our business packages a 20% discount for the first three months of service to help scale their project and decrease initial overhead.
Business-friendly access
Explore more data
All US Exchanges + Darkpool and OTC
- Tickers
- 32,345+
- Coverage Start
- September 1, 2003
- Rows
- 350 Billion+
All US Exchanges + Darkpools
- Tickers
- 1,670,030+
- Coverage Start
- July 18, 2014
- Rows
- 722 Billion+