Alpaca MCP Server vs Plaid Sandbox MCP (Python)

A side-by-side comparison of two Finance & Payments servers — tools, transport, auth, maintenance, and copy-paste config for each.

	Alpaca MCP Server Alpaca's official trading server for stocks, ETFs, options, and crypto in plain English. Verified stdio (local) API key Python	Plaid Sandbox MCP (Python) Plaid's local MCP server to generate mock financial data and exercise sandbox APIs. Verified stdio (local) API key Python
Category	Finance & Payments	Finance & Payments
Language	Python	Python
Transport	stdio (local)	stdio (local)
Auth	API key	API key
GitHub stars	820	120
Last commit	2 months ago	5 months ago
Verified
Actively maintained
Install	`uvx alpaca-mcp-server`	`uvx mcp-server-plaid --client-id <your-plaid-client-id> --secret <your-plaid-sandbox-secret>`
Repo	Open	Open

Verdict

Pick Alpaca MCP Server if you prefer the more popular, battle-tested option, and you need the broadest set of tools.

Pick Plaid Sandbox MCP (Python) if you prefer its approach (plaid's local mcp server to generate mock financial data and exercise sandbox apis).

Add Alpaca MCP Server

Install / run

uvx alpaca-mcp-server

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

{
  "mcpServers": {
    "alpaca-mcp-server": {
      "command": "uvx",
      "args": [
        "alpaca-mcp-server"
      ],
      "env": {
        "ALPACA_API_KEY": "<your-alpaca-api-key>",
        "ALPACA_SECRET_KEY": "<your-alpaca-secret-key>",
        "ALPACA_PAPER_TRADE": "true"
      }
    }
  }
}

Requires `uv` (the Python package runner). Install it from https://docs.astral.sh/uv/ if `uvx` is not found.

Add Plaid Sandbox MCP (Python)

Install / run

uvx mcp-server-plaid --client-id <your-plaid-client-id> --secret <your-plaid-sandbox-secret>

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

{
  "mcpServers": {
    "plaid-sandbox-mcp-python": {
      "command": "uvx",
      "args": [
        "mcp-server-plaid",
        "--client-id",
        "<your-plaid-client-id>",
        "--secret",
        "<your-plaid-sandbox-secret>"
      ]
    }
  }
}

Requires `uv` (the Python package runner). Install it from https://docs.astral.sh/uv/ if `uvx` is not found.

FAQ

Alpaca MCP Server or Plaid Sandbox MCP (Python) — which is better?

Pick Alpaca MCP Server if you prefer the more popular, battle-tested option, and you need the broadest set of tools. Pick Plaid Sandbox MCP (Python) if you prefer its approach (plaid's local mcp server to generate mock financial data and exercise sandbox apis).

Can I use both Alpaca MCP Server and Plaid Sandbox MCP (Python)?

Yes — MCP clients let you enable multiple servers at once. Add both configs to your client's mcpServers and use whichever tool fits the task.

Do Alpaca MCP Server and Plaid Sandbox MCP (Python) work with Claude, Cursor and Windsurf?

Both do. Copy the per-client config below into Claude Desktop, Cursor, or Windsurf.

View Alpaca MCP Server →View Plaid Sandbox MCP (Python) →More comparisons →