API Trading

The TopFX API provides an easy interface for any brokerage to access direct liquidity from TopFX. This can give you access to multiple liquidity provider data streams, with no need to modify existing trading applications.

  • Platform agnostic
  • FIX protocol
  • Secure messaging transportation via HTTPS
  • Integrate proprietary electronic trading systems


The FIX API uses the industry standard messaging protocol with a light messaged- based structure for reliable ESP and RFS price streams.