FIX (Financial Information eXchange) is an electronic messaging protocol widely adopted by financial institutions to transmit trading activity such as submitting or canceling orders and receiving execution information. The FIX API is based on FIX 4.2 and modeled after common Forex FIX implementations.Documentation Index
Fetch the complete documentation index at: https://docs.paxos.com/llms.txt
Use this file to discover all available pages before exploring further.
Get Started
Onboarding
Set Up a Paxos Account, configure connection then certify.
Certification
Test and verify the FIX implementation in Sandbox before going to Production.
Best Practices
Learn about connection management, sequence number management and testing.
FIX API Reference
Message types, required tags, and encoded values for Paxos FIX 4.2.
Data Dictionary
QuickFIX-compatible FIX 4.2 data dictionary for Paxos.