Currencies data for your next big idea

Unlock the power of global forex and crypto markets with programmatic access to real-time prices, historical data, and news on popular currencies including BTC, ETH, USD, and more.
Historical Data
8 Years
2 Billion+

By developers for developers

Made for builders, founders, scholars, dabblers, and dreamers

Standardized JSON / CSV.
Our data is available in both JSON and CSV formats, making it easy for you to integrate it into your application.
Client Libraries.
Our client libraries make it simple to access and use our data, so you can spend less time worrying about the technical details and more time building your application.
Tutorials & Examples.
We know that getting started with a new API can be hard, which is why we provide tutorials and examples to help you get up and running in no time.
from polygon import RESTClient


client = RESTClient("XXXXXX")

aggs = []
for a in client.list_aggs(

Rows of Data
1 Trillion+
Raw Data
2 Petabytes
70 Million

Intuitive and easy-to-use

Powerful data, simple access

Choose the data access method that suits your needs and get started today.

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.


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.


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.

Deploy faster

Intuitive & easy-to-use APIs

Effortlessly integrate market data into your applications using our intuitive developer-friendly APIs and comprehensive documentation that streamlines the integration process, allowing you to focus on building your application.

  • Open, high, low, close, volume

    Open, high, low, close, volume

  • Forex quotes for thousands of currency pairs

    Forex quotes for thousands of currency pairs

  • Real-time crypto trades from top exchanges

    Real-time crypto trades from top exchanges

  • Currency conversions using the latest market rates

    Currency conversions using the latest market rates

  • SME, EMA, RSI, and more

    SME, EMA, RSI, and more

  • View all endpoints on our docs

    View all endpoints on our docs

Fiat currencies

Master the forex market

Leverage our forex API to transform raw data into informed market decisions.

Live exchange rates
Don't miss a beat in the ever-evolving foreign exchange market with real-time currency exchange rates at your fingertips.
Global currency pairs
Monitor currency pairs from around the world, ensuring that you'll always have the most relevant market information.
Deep historical insights
History often holds the keys to the future. Our Forex Market Data API lets you dig into historical forex data to study past market behaviors.

Digital currencies

Ride the crypto wave

From popular coins to the latest tokens, explore historical trends or craft your strategies with our crypto API.

Real-time ticks
Stay ahead of market swings and trends with the ability to stream or query live transactions from global crypto markets.
Broad coverage
Explore an expansive dataset with a diverse range of cryptocurrencies and extensive historical tick data for major coins.
Leading crypto exchanges
We partner with some of the top crypto exchanges to provide comprehensive trade and quote data straight from the source.

Instant access. Cancel Anytime.

Currencies data pricing

Unlimited access to crypto and forex data.


Great for trying our APIs


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  • 5 API Calls / Minute
  • End of Day Data
  • 2 Years Historical Data
  • Reference Data
  • Aggregates
  • Technical Indicators
Individual useIndividual Use


Great for historical data


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  • Unlimited API Calls
  • Real-time Data
  • 10+ Years Historical Data
  • Reference Data
  • Aggregates
  • Technical Indicators
  • Snapshot
  • WebSocket
  • Trades
  • Quotes
  • Flat file downloads
Individual useIndividual Use

Need data for your business?

Explore plans designed to fuel your company's growth and give you a competitive edge in the financial industry.

View business pricing

What will you build?

Discover the power of a market data platform that breaks down barriers and levels the playing field.

Frequently asked questions

Can’t find the answer you’re looking for? Check out our knowledge base or contact our team.

Developer friendly access

Explore more data

We're committed to providing fair access to the financial markets for everyone, not just the big players on Wall Street. That's why we offer the same institutional-level data access to both companies and individuals alike.