Alpaca Guard

MCP server · by evidai

Finance & Payments npm v0.1.1

Alpaca trading API with hard daily USD cap guard. Paper trading default; live opt-in.

View source ↗ Generate config for multiple servers More servers

Install

Pin version registry version 0.1.1

npm
npx -y alpaca-guard-mcp

npm
npx -y alpaca-guard-mcp@0.1.1

Setup by client

Pick your client — the config below is generated for this server (local stdio). Copy respects the “Pin version” switch above.

claude_desktop_config.json

{
  "mcpServers": {
    "alpaca-guard": {
      "command": "npx",
      "args": [
        "-y",
        "alpaca-guard-mcp"
      ],
      "env": {
        "ALPACA_API_KEY": "<YOUR_ALPACA_API_KEY>",
        "ALPACA_SECRET_KEY": "<YOUR_ALPACA_SECRET_KEY>"
      }
    }
  }
}

{
  "mcpServers": {
    "alpaca-guard": {
      "command": "npx",
      "args": [
        "-y",
        "alpaca-guard-mcp@0.1.1"
      ],
      "env": {
        "ALPACA_API_KEY": "<YOUR_ALPACA_API_KEY>",
        "ALPACA_SECRET_KEY": "<YOUR_ALPACA_SECRET_KEY>"
      }
    }
  }
}

Format verified against the official Claude Desktop docs ↗.

terminal

claude mcp add --env ALPACA_API_KEY=<YOUR_ALPACA_API_KEY> --env ALPACA_SECRET_KEY=<YOUR_ALPACA_SECRET_KEY> alpaca-guard -- npx -y alpaca-guard-mcp

claude mcp add --env ALPACA_API_KEY=<YOUR_ALPACA_API_KEY> --env ALPACA_SECRET_KEY=<YOUR_ALPACA_SECRET_KEY> alpaca-guard -- npx -y alpaca-guard-mcp@0.1.1

Format verified against the official Claude Code docs ↗.

.cursor/mcp.json

{
  "mcpServers": {
    "alpaca-guard": {
      "command": "npx",
      "args": [
        "-y",
        "alpaca-guard-mcp"
      ],
      "env": {
        "ALPACA_API_KEY": "<YOUR_ALPACA_API_KEY>",
        "ALPACA_SECRET_KEY": "<YOUR_ALPACA_SECRET_KEY>"
      }
    }
  }
}

{
  "mcpServers": {
    "alpaca-guard": {
      "command": "npx",
      "args": [
        "-y",
        "alpaca-guard-mcp@0.1.1"
      ],
      "env": {
        "ALPACA_API_KEY": "<YOUR_ALPACA_API_KEY>",
        "ALPACA_SECRET_KEY": "<YOUR_ALPACA_SECRET_KEY>"
      }
    }
  }
}

Format verified against the official Cursor docs ↗.

.vscode/mcp.json

{
  "servers": {
    "alpaca-guard": {
      "command": "npx",
      "args": [
        "-y",
        "alpaca-guard-mcp"
      ],
      "env": {
        "ALPACA_API_KEY": "<YOUR_ALPACA_API_KEY>",
        "ALPACA_SECRET_KEY": "<YOUR_ALPACA_SECRET_KEY>"
      }
    }
  }
}

{
  "servers": {
    "alpaca-guard": {
      "command": "npx",
      "args": [
        "-y",
        "alpaca-guard-mcp@0.1.1"
      ],
      "env": {
        "ALPACA_API_KEY": "<YOUR_ALPACA_API_KEY>",
        "ALPACA_SECRET_KEY": "<YOUR_ALPACA_SECRET_KEY>"
      }
    }
  }
}

Format verified against the official VS Code docs ↗.

mcp_config.json

{
  "mcpServers": {
    "alpaca-guard": {
      "command": "npx",
      "args": [
        "-y",
        "alpaca-guard-mcp"
      ],
      "env": {
        "ALPACA_API_KEY": "<YOUR_ALPACA_API_KEY>",
        "ALPACA_SECRET_KEY": "<YOUR_ALPACA_SECRET_KEY>"
      }
    }
  }
}

{
  "mcpServers": {
    "alpaca-guard": {
      "command": "npx",
      "args": [
        "-y",
        "alpaca-guard-mcp@0.1.1"
      ],
      "env": {
        "ALPACA_API_KEY": "<YOUR_ALPACA_API_KEY>",
        "ALPACA_SECRET_KEY": "<YOUR_ALPACA_SECRET_KEY>"
      }
    }
  }
}

Format verified against the official Windsurf docs ↗.

Environment variables

Defined in the server's official registry manifest. Required secrets are shown as <YOUR_…> placeholders in the configs above.

ALPACA_API_KEY secret — Alpaca API key. Leave unset for paper trading mode.
ALPACA_SECRET_KEY secret — Alpaca secret key.

GitHub

⭐ 3 stars · 最近更新于 147 天前 · MIT license

These star and push figures are for the shared repository — 4 listings on this site point at the same repository.

About this server

🍋 LemonCake The billing, budget & identity layer for software for agents. Private Beta · Open core Monetize any MCP/API in minutes, and let AI agents pay for it safely — each agent gets a spend capped identity (budget, usage, pause/revoke). Buyers pay by card; no crypto wallet .…

Summary from the project README — github.com/evidai/agent-payment-mcp

Distributed as npm, listed under Finance & Payments. Review our MCP security guide before granting access to real data.

Frequently asked questions

What does the Alpaca Guard MCP server do?

How do I install Alpaca Guard?

Run the install command shown above, then paste the config for your client (Claude Desktop, Claude Code, Cursor, VS Code or Windsurf) into its MCP settings and restart the client.

Is Alpaca Guard free to use?

The MCP server itself is free to install. The source is public on https://github.com/evidai/agent-payment-mcp. Any third-party service it calls may require its own API key and account.

Which clients support Alpaca Guard?

Any MCP-compatible client can use it, including Claude Desktop, Claude Code, Cursor, VS Code, Windsurf and custom agents.

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