ACY Connect FIX API Documentation
Comprehensive documentation for institutional and professional traders accessing ACY's trading infrastructure through FIX 4.4 protocol with FIX 5.0 SP2 extensions.
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Introduction
Overview of the ACY Connect FIX API, including connectivity overview, credentials setup, and protocol basics.
2Credentials and Verification
System overview, connection steps, credentials configuration, and network verification procedures.
3FIX Protocol and Usage Notes
FIX version details, non-standard fields, message requirements, field ordering, and timestamp formats.
4Session Messages
Detailed documentation for session-level messages including Logon, Logout, Heartbeat, and connection management.
5Trading Messages
Application-level trading messages covering order submission, execution reporting, cancellation, and modification.
6Quoting Messages
Market data messages including data requests, snapshots, incremental refresh, and quote management.
7Reject Scenarios
Comprehensive guide to trading and quoting reject scenarios with expected responses and error handling.