Ordering CME Group Market Data APIs

The CME Group Market Data APIs page provides customers with easy access to discovering and subscribing to CME Group real-time and historical market data. Data is available across REST and Websocket APIs on a monthly subscription basis.

On the CME Group Market Data APIs page, customers can subscribe to the following:

  • CME FedWatch API: Accesses rate probability for upcoming Federal Open Markets Committee (FOMC) meetings along with historical rates.
  • Real-Time CME Term SOFR Benchmark via REST API: Provides access to a daily set of forward-looking interest rate estimates, calculated and published for 1-month, 3-month, 6-month and 12-month tenors in real-time, along with a complete history of CME Term SOFR Reference Rates.
  • Real-Time Futures & Options Data via Websocket API: Accesses real-time market data feeds for CME Group exchanges (CME, CBOT, NYMEX, and COMEX).
  1. To order Market Data APIs
  1. Log in to the CME Group Data Services Portal and select Featured Data > Market Data APIs.

  1. Select Add to Cart for a market data access product or subscription (e.g., CME FedWatch API).

When subscribing to a Market Data API, consider the following:

  • If you are subscribing to Real-Time Futures & Options Data via Websocket API, subscribe to the Certification environment, first, before subscribing to Production.
  • If you are subscribing to Real-Time CME Term SOFR Benchmark via REST API, you must first be licensed for CME Term SOFR - Non-Display data.
  1. For a Real-Time Futures & Options Data via Websocket API subscription, select a product and click ADD SELECTED TO CART.

  1. For a Real-Time Futures & Options Data via Websocket API subscription, review the subscription and select ADD TO CART. You can also download sample Websocket messages in JSON format from the pop-up menu.

  1. Select View Cart in the pop-up dialog box.

  1. Select the product and select CONTINUE TO CHECKOUT.

  1. Select your client profile or create a new one in the pop-up dialog box and select Continue.

The Onboarding order form is displayed. Orders are submitted and tracked using the Orders module (Orders / Order Details/ Order Form). Before the order is reviewed and completed, you must complete the onboarding workflow.