Alpaca MCP Server

Expose Alpaca Market Data & Broker API as MCP tools.

Installation

npm install alpaca-mcp

Local Development

git clone <repo-url>
cd alpaca-mcp
npm install

Environment Variables

Create a .env at project root with:

ALPACA_ENDPOINT=https://data.alpaca.markets
ALPACA_BROKER_ENDPOINT=https://broker-api.alpaca.markets
ALPACA_API_KEY=YOUR_ALPACA_API_KEY
ALPACA_SECRET_KEY=YOUR_ALPACA_SECRET_KEY

Commands

start (dev): npm start (runs npx tsx index.ts)
build: npm run build (compiles to dist/)
run compiled: node dist/index.js

Usage

Once running, the MCP server listens on stdin/stdout. Use any MCP client or the CLI:

npm link      # optional
alpaca-mcp    # starts server globally

Available Tools

get-assets { assetClass?: "us_equity" | "crypto" }
get-stock-bars { symbols: string[]; start: string; end: string; timeframe: string }
get-market-days { start: string; end: string }
get-news { start: string; end: string; symbols: string[] }

Each returns JSON in content[0].text or an error.

MCP Client Configuration

To integrate via mcp.config.json, add the following under the mcpServers key:

{
  "mcpServers": {
    "alpaca-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "alpaca-mcp"
      ],
      "env": {
        "ALPACA_ENDPOINT": "https://data.alpaca.markets",
        "ALPACA_BROKER_ENDPOINT": "https://broker-api.alpaca.markets",
        "ALPACA_API_KEY": "<YOUR_API_KEY>",
        "ALPACA_SECRET_KEY": "<YOUR_SECRET_KEY>"
      }
    }
  }
}

## Publishing

```bash
npm publish

License

ISC

You must be authenticated.

security – no known vulnerabilities

license - not found

quality - confirmed to work

remote-capable server

The server can be hosted and run remotely because it primarily relies on remote services or has no dependency on the local environment.

Tools

MCP server that exposes Alpaca Market Data & Broker API as tools, enabling access to financial data like stock bars, assets, market days, and news through the Message Control Protocol.

Related MCP Servers

AlphaVantage-MCP
berlinbra
A
security
A
license
A
quality
A Model Context Protocol (MCP) server that provides real-time access to financial market data through the free Alpha Vantage API. This server implements a standardized interface for retrieving stock quotes and company information.
Last updated -
5
30
Python
MIT License
Angle One MCP Server
baba786
-
security
F
license
-
quality
An MCP server implementation that integrates with Angle One APIs to provide standardized access to financial market data, trading operations, and portfolio management.
Last updated -
Python
Financial Datasets MCP Serverofficial
financial-datasets
-
security
A
license
-
quality
MCP server that provides AI assistants access to stock market data including financial statements, stock prices, and market news through a Model Context Protocol interface.
Last updated -
253
Python
MIT License
AlphaVantage MCP Server
lifejwang11
-
security
A
license
-
quality
An MCP server that integrates with the AlphaVantage financial data API, providing access to stock market data, technical indicators, and fundamental financial information.
Last updated -
Python
MIT License

View all related MCP servers

Alpaca MCP Server