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 CME Globex Order Entry Web Service APIs

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Customers are required to certify in New Release before accessing the APIs in Production. 

Contact Global Account Management (GAM) for more information on certification.

Contact Certification Support for Electronic Trading (CSET) for assistance with testing and certification. 

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New Clients

Clients with Existing CME Group Logins

  1. Create a CME Group Login.
  2. After creating and activating a CME Group Login ID, login to CME Customer Center under My Profile and create an OAuth API ID.
  3. Client API IDs must be entitled. To request access to the CME OE APIs, contact Global Account Management (GAM).
  1. Login to CME Customer Center and under My Profile create an OAuth API ID.
  2. Client API IDs must be entitled. To request access to the CME OE APIs, contact Global Account Management (GAM).
Info
titleOAuth API ID

CME Group requires customers to create unique OAuth API IDs for the each environment.

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OAuth 2.0 Authorization Server Endpoints
DetailNew ReleaseProduction
OAuth Token Endpoint

https://authnr.cmegroup.com/as/token.oauth2

https://auth.cmegroup.com/as/token.oauth2

Info

Tokens will expire after 30 minutes.

Connectivity Methods

Once clients have completed onboarding and granted entitlements they can access the OE APIs.  OE APIs support the following API protocols:

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EnvironmentBase URL
New Releasehttps://markets.api.uat.cmegroup.com/orderentry/v2
Production

https://markets.api.cmegroup.com/orderentry/v2

Web Socket API

  • Web Socket Initiation must have the header parameter "Authorization" with value "Bearer" pre-pended to the OAuth token (including a space separator).
    example: "Bearer <Oauth Access token>"
EnvironmentBase URL
AutoCert+ Certificationwss://markets.api.uat.cmegroup.com/autocert/orderentry
New Releasewss://markets.api.uat.cmegroup.com/orderentry/v2
Productionwss://markets.api.cmegroup.com/orderentry/v2

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For technical development support, contact Certification Support for Electronic Trading (CSET).

For production requests, technical assistance and order status, please contact the Global Command Center (GCC)

For all other inquiries, please contact Global Account Management (GAM).