Critical System Information

Launch of BrokerTec Chicago Conflated TCP Market Data Group - February 8

On Sunday, February 8, CME Globex will launch a new BrokerTec Chicago 50 Millisecond Conflated TCP Market Data Group for U.S. Treasury Actives.

Please review the client impact assessment for technical details and launch schedule.

This channel is currently available for customer testing in New Release.

Front-End Clients

Mandatory Upgrade: BrokerTec Sync Client 5.0 Upgrade - Now Overdue

This is a mandatory upgrade. BrokerTec Sync client versions 4.x or older are no longer supported as of June 2, 2025. All clients must be upgraded to the latest version 5.0.1.

The BrokerTec Sync client version 5.0.1 is now available to download on the BrokerTec Support Portal. This new client contains security and stability updates. 

Network Requirements

As our services migrate to Google Cloud, this new client version requires access to the following URLs over the public Internet from the BrokerTec Sync user’s workstation: 

BrokerTec Sync Portal
Current URLs (Client version 3.x/4.x)	New URLs (Client version 5.0+)
https://sync.brokertec.com   https://paging.numecentcloud.com	https://markets.api.cmegroup.com/brokertec/sync-portal  https://paging.numecentcloud.com (no change)

Installation Requirements

Please note that customers upgrading from a previous version of the BrokerTec Sync client will be prompted to reboot their workstation during the upgrade process. To minimize disruption, we strongly encourage customer support teams to schedule this upgrade at an appropriate time.

Any client inquiries for technical issues or production support should be directed to the CME Group Global Command Center (GCC) in the U.S. +1 800 438 8616, in Europe at +44 20 7623 4747, in Asia at +65 6532 5010 and in Japan at +81 3 6733 7559.

NewBrokerTec Global Front End Client Upgrade 11.8 - February

In February, there will be a new BrokerTec Global Front End (GFE) Client 11.8 software upgrade.

Firms that need to package the BrokerTec Client for distribution can download version 11.8 when it is available.

Customers using BrokerTec Sync will automatically be upgraded to the latest version.

This software release includes:

• Support for BrokerTec Chicago - Traders will be able to access and trade BrokerTec Chicago, a secondary U.S. Treasury (UST) Actives Central Limit Order Book (CLOB), designed to enable clients to efficiently manage their cash versus futures trading with greater precision.
  • BrokerTec Chicago instrument minimum order sizes are $200k for 2yr and 3yr, $100k for 5yr to 30yr. The GFE lot size display convention will continue to be in USD million, with a decimal portion to reflect the smaller $100/200k increments, to align with the BTEC Secaucus CLOB.
  • All BrokerTec Chicago tenors have a price precision of 1/16 of a 32nd (9 decimals).
• Buy in Bulk for EU Repo markets - Currently, the Buy in Bulk window supports the following Repo markets: Germany, France, United Kingdom, Spain and Belgium. All remaining BrokerTec repo markets will be supported in this version.
• Technical enhancements aimed at improving application stability.

Any client inquiries for technical issues or Production support should be directed to the CME Group Global Command Center (GCC) in the U.S. +1 800 438 8616, in Europe at +44 20 7623 474, in Japan at +81 3 6733 7559 or in Asia at +65 6532 5010.

Post-Trade

CME STP FIX on Google Cloud - Production Internet Connectivity - April 26

As part of a phased migration of CME Straight Through Processing APIs to Google Cloud, Production internet connectivity options for CME STP FIX API are now available.

By Sunday, April 26, all clients must complete migration and connect to CME STP FIX API Production using only the Google Cloud hostnames.

CME STP FIX on Google Cloud is available in parallel to the current on-prem instance. When connecting in parallel to Google Cloud and on-prem instances, clients should ensure trades are not double-booked.

A mandatory supplemental certification for message recovery is now available for CME STP FIX on Google Cloud. 

Please contact Certification Support for Electronic Trading (CSET) with any questions in the U.S. at +1 312 930 2322, in Europe at +44 20 3379 3803, or in Asia at +65 6593 5593.

CME STP FIX on Google Cloud - Production Dedicated Connectivity - April 26

As part of a phased migration of CME Straight Through Processing APIs to Google Cloud, Production dedicated connectivity options for CME STP FIX API are now available.

By Sunday, April 26, all clients must complete migration and connect to CME STP FIX API Production using only the Google Cloud hostnames.

CME STP FIX on Google Cloud is available in parallel to the current on-prem instance. When connecting in parallel to Google Cloud and on-prem instances, clients should ensure trades are not double-booked.

A mandatory supplemental certification for message recovery is now available for CME STP FIX on Google Cloud. 

Please contact Certification Support for Electronic Trading (CSET) with any questions in the U.S. at +1 312 930 2322, in Europe at +44 20 3379 3803, or in Asia at +65 6593 5593.