alpaca-mcp-server

Overview

Alpaca MCP Server v2 is a comprehensive implementation of the Model Context Protocol that provides access to Alpaca's Trading API through natural language interfaces. Built with FastMCP and OpenAPI, it supports trading operations, market data access, portfolio management, and strategy development directly from LLM tools like Claude, Cursor, and VS Code. The server supports multiple asset classes including stocks, options, and cryptocurrency trading with real-time market data and various order types.

Try asking AI

After installing, here are 5 things you can ask your AI assistant:

• get_account_info

  Get account information, balances, and buying power

  Try:What's my current account balance and buying power on Alpaca?Try:Show me my account details
• get_positions

  View current positions in the account

  Try:Show me my current positions in my Alpaca accountTry:List all my open positions
• place_order

  Place market, limit, stop, or stop-limit orders

  Try:Buy 5 shares of AAPL at market priceTry:Place a limit order to buy 100 shares of MSFT at $450Try:Sell 5 shares of TSLA with a limit price of $300
• cancel_order

  Cancel one or more open orders

  Try:Cancel all open stock ordersTry:Cancel the order with ID abc123
• liquidate_position

  Close or liquidate positions

  Try:Liquidate my entire position in GOOGLTry:Close 10% of my position in NVDA
• get_crypto_quotes

  Get current quotes for cryptocurrencies

  Try:Show me the current price of ETH/USDTry:What's the latest quote for BTC/USD?
• get_option_chain

  Get available option contracts for a symbol

  Try:Show me available option contracts for AAPL expiring next monthTry:Find TSLA option contracts with strike prices within 5% of current market price
• get_option_quote

  Get latest quote for a specific option contract

  Try:Get the latest quote for the AAPL250613C00200000 optionTry:What's the price of the SPY250627P00400000 option?
• place_option_order

  Place orders for option contracts

  Try:Place a market order to buy 1 call option on AAPL expiring next FridayTry:Place a bull call spread using AAPL June 6th options: one with a 190.00 strike and the other with a 200.00 strike
• get_market_status

  Check market status and trading hours

  Try:Is the market open right now?Try:What are today's market hours?
• get_watchlists

  Retrieve and manage watchlists

  Try:Show me my watchlistsTry:Create a new watchlist with AAPL, TSLA, and MSFT
• get_stock_data

  Get historical bars, quotes, and trades for stocks

  Try:Get the daily price bars for AAPL for the last monthTry:Show me the latest trades for TSLA

Comparable tools

Installation

{
  "mcpServers": {
    "alpaca": {
      "command": "uvx",
      "args": ["alpaca-mcp-server"],
      "env": {
        "ALPACA_API_KEY": "your_alpaca_api_key",
        "ALPACA_SECRET_KEY": "your_alpaca_secret_key"
      }
    }
  }
}

{
  "mcpServers": {
    "alpaca": {
      "command": "uvx",
      "args": ["alpaca-mcp-server"],
      "env": {
        "ALPACA_API_KEY": "your_alpaca_api_key",
        "ALPACA_SECRET_KEY": "your_alpaca_secret_key"
      }
    }
  }
}

FAQ

Is there backward compatibility with v1?

No, v2 is a complete rewrite with different tool names, parameters, and configuration methods. See the upgrade guide for migration instructions.

How can I limit which trading tools are available?

Use the ALPACA_TOOLSETS environment variable to specify which toolsets to enable (e.g., 'stock-data,crypto-data').

On Hacker News

Recent discussion from the developer community.

• Alpaca's MCP Server for Trading/Quotes▲ 2💬 1
  Story by growbell_social · 2025-06-06

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