Alpaca MCP Server

Name: Alpaca MCP Server
Author: alpacahq

Official

alpaca-mcp-server · by alpacahq

Alpaca’s official MCP Server lets you trade stocks, ETFs, crypto, and options, run data analysis, and build strategies in plain English directly from your favorite LLM tools and IDEs

925 17 tools GitHub PyPI

No known CVEs

MIT license

Actively maintained

Last commit 2d ago

Works with most clients

Transport: stdio, sse, http

17 tools · ~800 tok

Grade B · 0.4% of 200K ctx

MCPpedia last refreshed this data 20h ago

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Alpaca MCP Server is an MCP server that alpaca’s official MCP Server lets you trade stocks, ETFs, crypto, and options, run data analysis, and build strategies in plain English directly from your favorite LLM tools and IDEs. Its tool list has not been published yet over stdio, sse and http, requires no API key, and scores 84/100 on MCPpedia's security, maintenance and efficiency rubric.

Finance

Step 1

Install in your client

Config is the same across clients — only the file and path differ.

Supported in Claude Desktopstdio, sse, http · Node 18+

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

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

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[![MCPpedia Score](https://mcppedia.org/api/badge/alpaca-mcp-server)](https://mcppedia.org/s/alpaca-mcp-server)

Read me

What Alpaca Mcp Server does

A comprehensive Model Context Protocol (MCP) server for Alpaca's Trading API. Enable natural language trading operations through AI assistants like Claude, Cursor, and VS Code. Supports stocks, options, crypto, portfolio management, and real-time market data.

Test This Server

This server supports HTTP transport. Be the first to test it — help the community know if it works.

Scored, not listed

Why this score

Five weighted categories — click any category to see the underlying evidence.

Score breakdown

84/100across 5 weighted dimensions

How we score →

0255075100

−16

Security

Maintenance

Efficiency

Documentation

Compatibility

Categoriesclick a row to see evidence

Security

OSV.dev

No known CVEs.

Checked alpaca-mcp-server against OSV.dev.

Inventory

Tools (17)

Click any tool to inspect its schema.

~800 tokens total

Community

Reviews

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How easy was setup?Did it work reliably?How was the documentation?

Frequently Asked Questions

Is Alpaca Mcp Server safe to use?: Alpaca Mcp Server has no known CVEs as of the latest MCPpedia security scan. It does not require authentication, so any local process can connect — keep this in mind in shared environments. Licensed under MIT.
How do I install Alpaca Mcp Server?: Alpaca Mcp Server supports copy-paste install configs on its MCPpedia page for Claude Desktop, Cursor, and Claude Code. Scroll to the Quick Install section and select your client.
What can Alpaca Mcp Server do?: Alpaca Mcp Server provides 17 tools: init, Arguments, ALPACA_TOOLSETS, Positions, Watchlists and 12 more. See the full tools list on the server page for descriptions and parameters.
What AI clients work with Alpaca Mcp Server?: Alpaca Mcp Server is compatible with claude-desktop, cursor, claude-code. It uses stdio and sse and http transport.
Is Alpaca Mcp Server actively maintained?: Alpaca Mcp Server is actively maintained — last commit was 2 days ago. It has 925 GitHub stars.

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MCP Security Weekly

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Community

Discussion

Start a conversation

Ask a question, share a tip, or report an issue.

Has anyone used this with Cursor?How do you handle auth?Any alternatives?

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

Frequently Asked Questions

Is Alpaca Mcp Server safe to use?

Alpaca Mcp Server has no known CVEs as of the latest MCPpedia security scan. It does not require authentication, so any local process can connect — keep this in mind in shared environments. Licensed under MIT.

How do I install Alpaca Mcp Server?

Alpaca Mcp Server supports copy-paste install configs on its MCPpedia page for Claude Desktop, Cursor, and Claude Code. Scroll to the Quick Install section and select your client.

What can Alpaca Mcp Server do?

Alpaca Mcp Server provides 17 tools: init, Arguments, ALPACA_TOOLSETS, Positions, Watchlists and 12 more. See the full tools list on the server page for descriptions and parameters.

What AI clients work with Alpaca Mcp Server?

Alpaca Mcp Server is compatible with claude-desktop, cursor, claude-code. It uses stdio and sse and http transport.

Is Alpaca Mcp Server actively maintained?

Alpaca Mcp Server is actively maintained — last commit was 2 days ago. It has 925 GitHub stars.