SERVER

FIXSIM

Rank #23,484

io.github.GammaThreeTrading/fixsim

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

2 versions

1 GitHub stars

by GammaThreeTrading (1 servers)View repository ↗Claim this server

First listed

Sep 12, 2026

Last publish date

Sep 13, 2026

OVERVIEW

FIXSIM is a Model Context Protocol (MCP) server published by GammaThreeTrading. It ranks #23,484 of 137,138 servers tracked on MCP Toplist, and its repository has 1 GitHub stars. FIXSIM is listed across 2 registries — Official MCP and Glama, with 2 tracked versions. It was first listed on Sep 12, 2026 and most recently updated on Sep 13, 2026.

STANDING

#23,484of 137,138 tracked serversTop 25%

Ranks ahead of 113,654 of 137,138 servers on MCP Toplist.

CONNECT

Use FIXSIM

No setupRuns out of the box

No credentials or required configuration declared — add it to your MCP client and go.

Remote · HTTP

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

Remote · HTTP

[mcp_servers.fixsim]
url = "https://mcp.fixsim.com/mcp"

Add to ~/.codex/config.toml.

Remote · HTTP

https://mcp.fixsim.com/mcp

Settings → Connectors → “Add custom connector”, then paste this URL.

Remote · HTTP

{
  "mcpServers": {
    "fixsim": {
      "url": "https://mcp.fixsim.com/mcp"
    }
  }
}

Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (per project).

Remote · HTTP

{
  "servers": {
    "fixsim": {
      "type": "http",
      "url": "https://mcp.fixsim.com/mcp"
    }
  }
}

Save as .vscode/mcp.json in your workspace.

Remote · HTTP

{
  "mcpServers": {
    "fixsim": {
      "serverUrl": "https://mcp.fixsim.com/mcp"
    }
  }
}

Add to ~/.codeium/windsurf/mcp_config.json.

Remote · HTTP

{
  "mcpServers": {
    "fixsim": {
      "url": "https://mcp.fixsim.com/mcp"
    }
  }
}

BADGE

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Maintain this server? Add the live rank badge to your README — it updates automatically as the leaderboard changes.

Markdown

[![MCP Toplist](https://mcptoplist.com/badge/io.github.GammaThreeTrading%2Ffixsim.svg)](https://mcptoplist.com/server/io.github.GammaThreeTrading%2Ffixsim)

HTML

<a href="https://mcptoplist.com/server/io.github.GammaThreeTrading%2Ffixsim"><img src="https://mcptoplist.com/badge/io.github.GammaThreeTrading%2Ffixsim.svg" alt="MCP Toplist: Top 25% of 137,138" /></a>

Variants: append ?metric=score or ?metric=stars to the image URL.

REGISTRIES

Listed on 2 registries

Official MCP

Glama

ORGANIZATION

GammaThreeTrading

Organization

GammaThreeTrading

Servers in org

Versions across org

VERSIONS

Available versions (2)

Version	Published
0.1.2	Sep 13, 2026
0.1.1	Sep 12, 2026

FAQ

Frequently asked questions

Who maintains FIXSIM?: FIXSIM is maintained by GammaThreeTrading, which publishes 1 MCP server (2 total versions) tracked on MCP Toplist.
Is FIXSIM listed on the Official MCP Registry?: Yes — FIXSIM is listed on the Official MCP Registry, alongside Glama.
How many versions does FIXSIM have?: MCP Toplist tracks 2 versions of FIXSIM, most recently published on Sep 13, 2026.
Where can I find the source code for FIXSIM?: The source code for FIXSIM is hosted at github.com/GammaThreeTrading/fixsim-mcp.

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