PayPal MCP Server vs Alpaca MCP Server

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

	PayPal MCP Server Official PayPal server for invoices, orders, payments, disputes, subscriptions, and catalog. Verified stdio (local) API key TypeScript	Alpaca MCP Server Alpaca's official trading server for stocks, ETFs, options, and crypto in plain English. Verified stdio (local) API key Python
Category	Finance & Payments	Finance & Payments
Language	TypeScript	Python
Transport	stdio (local)	stdio (local)
Auth	API key	API key
GitHub stars	250	820
Last commit	2 months ago	28 days ago
Verified
Actively maintained
Install	`npx -y @paypal/mcp --tools=all`	`uvx alpaca-mcp-server`
Repo	Open	Open

Verdict

Pick PayPal MCP Server if you prefer its approach (official paypal server for invoices, orders, payments, disputes, subscriptions, and catalog).

Pick Alpaca MCP Server if you prefer the more popular, battle-tested option.

Add PayPal MCP Server

Install / run

npx -y @paypal/mcp --tools=all

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

{
  "mcpServers": {
    "paypal-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "@paypal/mcp",
        "--tools=all"
      ],
      "env": {
        "PAYPAL_ENVIRONMENT": "SANDBOX",
        "PAYPAL_ACCESS_TOKEN": "<your-paypal-access-token>"
      }
    }
  }
}

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.

FAQ

PayPal MCP Server or Alpaca MCP Server — which is better?

Pick PayPal MCP Server if you prefer its approach (official paypal server for invoices, orders, payments, disputes, subscriptions, and catalog). Pick Alpaca MCP Server if you prefer the more popular, battle-tested option.

Can I use both PayPal MCP Server and Alpaca MCP Server?

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 PayPal MCP Server and Alpaca MCP Server work with Claude, Cursor and Windsurf?

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

View PayPal MCP Server →View Alpaca MCP Server →More comparisons →