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 |
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CME Group requires customers to create unique OAuth API IDs for the each environment. |
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OAuth 2.0 Authorization Server Endpoints | ||
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Detail | New Release | Production |
OAuth Token Endpoint | https://authnr.cmegroup.com/as/token.oauth2 | https://auth.cmegroup.com/as/token.oauth2 |
Info |
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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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Environment | Base URL |
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New Release | https://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>"
Environment | Base URL |
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AutoCert+ Certification | wss://markets.api.uat.cmegroup.com/autocert/orderentry |
New Release | wss://markets.api.uat.cmegroup.com/orderentry/v2 |
Production | wss://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).