Alpaca MCP Server

Interact with Alpaca's market data and brokerage services via its API.

Expose Alpaca Market Data & Broker API as MCP tools.

To install Alpaca Market Data Server for Claude Desktop automatically viaSmithery:

npx -y @smithery/cli install @cesarvarela/alpaca-mcp --client claude

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

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

npm link # optional alpaca-mcp # starts server globally

- 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 incontent[0].textor an error.

To integrate viamcp.config.json, add the following under themcpServerskey:

{ "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 

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