MetaTrader MCP Server vs Polygon.io MCP Server

A side-by-side comparison of two Finance & Payments servers — tools, transport, auth, maintenance, and copy-paste config for each.

	MetaTrader MCP Server Let AI assistants trade on MetaTrader 5 using natural language. Unverified stdio (local) No auth Python	Polygon.io MCP Server Official Polygon.io server with tools for stocks, options, forex, and crypto market data. Verified stdio (local) API key Python
Category	Finance & Payments	Finance & Payments
Language	Python	Python
Transport	stdio (local)	stdio (local)
Auth	None	API key
GitHub stars	533	360
Last commit	4 months ago	2 months ago
Verified
Actively maintained
Install	`pip install metatrader-mcp-server`	`uvx --from git+https://github.com/polygon-io/mcp_polygon@v0.4.0 mcp_polygon`
Repo	Open	Open

Verdict

Pick MetaTrader MCP Server if you prefer the more popular, battle-tested option, and you want zero-setup with no API key.

Pick Polygon.io MCP Server if you want the official, vendor-maintained server, and you want a verified, documented setup.

Add MetaTrader MCP Server

Install / run

pip install metatrader-mcp-server

Paste into ~/Library/Application Support/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "metatrader-mcp-server": {
      "command": "metatrader-mcp-server",
      "args": [
        "--login",
        "YOUR_MT5_LOGIN",
        "--password",
        "YOUR_MT5_PASSWORD",
        "--server",
        "YOUR_MT5_SERVER",
        "--transport",
        "stdio"
      ]
    }
  }
}

Add Polygon.io MCP Server

Install / run

uvx --from git+https://github.com/polygon-io/mcp_polygon@v0.4.0 mcp_polygon

Paste into ~/Library/Application Support/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "polygon-io-mcp-server": {
      "command": "uvx",
      "args": [
        "--from",
        "git+https://github.com/polygon-io/mcp_polygon@v0.4.0",
        "mcp_polygon"
      ],
      "env": {
        "POLYGON_API_KEY": "<your-polygon-api-key>"
      }
    }
  }
}

Requires `uv` (the Python package runner). Install it from https://docs.astral.sh/uv/ if `uvx` is not found.

FAQ

MetaTrader MCP Server or Polygon.io MCP Server — which is better?

Pick MetaTrader MCP Server if you prefer the more popular, battle-tested option, and you want zero-setup with no API key. Pick Polygon.io MCP Server if you want the official, vendor-maintained server, and you want a verified, documented setup.

Can I use both MetaTrader MCP Server and Polygon.io MCP Server?

Yes — MCP clients let you enable multiple servers at once. Add both configs to your client's mcpServers and use whichever tool fits the task.

Do MetaTrader MCP Server and Polygon.io MCP Server work with Claude, Cursor and Windsurf?

Both do. Copy the per-client config below into Claude Desktop, Cursor, or Windsurf.

View MetaTrader MCP Server →View Polygon.io MCP Server →More comparisons →