FIXSIM MCP server

Test FIX from Claude, ChatGPT, or Cursor: free sandbox FIX sessions or your own FIXSIM instances.

Category: Finance

● Online, checked 109 min ago · 579 ms

Source: official MCP Registry entry io.github.GammaThreeTrading/fixsim · repository

Direct MCP URL and setup

CLAUDE CODE

claude mcp add --transport http io-github-gammathreetrading-fixsim https://mcp.fixsim.com/mcp

CURSOR / VS CODE (mcp.json)

{ "mcpServers": { "io-github-gammathreetrading-fixsim": { "url": "https://mcp.fixsim.com/mcp" } } }