Interactive Brokers Server

MCP server for Interactive Brokers Gateway — 6 tools for market data and account access via Claude.

Tools

Tool	Description
get_ibkr_market_data	Historical OHLCV bars for any contract
get_ibkr_positions	Current portfolio positions and P&L
get_ibkr_account	Account summary (balances, margin, NAV)
get_ibkr_contract	Contract lookup and details
get_ibkr_option_prices	Option chain pricing
get_ibkr_snapshot	Real-time quote snapshot

Install

pip install interactive-brokers-mcp

Prerequisites

• IB Gateway or TWS running
• API access enabled in Gateway/TWS settings
• Host/port/client ID matching your environment variables

Environment Variables

Variable	Default	Description
IBKR_GATEWAY_HOST	127.0.0.1	Gateway hostname
IBKR_GATEWAY_PORT	7496	Gateway port
IBKR_CLIENT_ID	1	API client ID
IBKR_TIMEOUT	10	Connection timeout (seconds)
IBKR_READONLY	false	Read-only mode
IBKR_AUTHORIZED_ACCOUNTS		Comma-separated account whitelist
IBKR_CACHE_DIR		Optional cache directory override

The package auto-loads .env from the package directory and parent.

Usage

Claude Code

claude mcp add ibkr-mcp -- ibkr-mcp

Or in ~/.claude.json:

{
  "mcpServers": {
    "ibkr-mcp": {
      "type": "stdio",
      "command": "ibkr-mcp"
    }
  }
}

Standalone

ibkr-mcp          # via installed entry point
python -m ibkr.server   # via module

License

MIT