Alpaca Guard MCP Server

by evidaiio.github.evidai/alpaca-guardv0.1.1

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

3Node.jsstdioofficial registry

context tax

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security

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freshness

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Install Alpaca Guard MCP server

claude mcp add alpaca-guard -e ALPACA_API_KEY='<alpaca-api-key>' -e ALPACA_SECRET_KEY='<alpaca-secret-key>' -- npx -y alpaca-guard-mcp

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

Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (project).

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

Settings → Developer → Edit Config (claude_desktop_config.json), then restart.

{
  "servers": {
    "alpaca-guard": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "alpaca-guard-mcp"
      ],
      "env": {
        "ALPACA_API_KEY": "<alpaca-api-key>",
        "ALPACA_SECRET_KEY": "<alpaca-secret-key>"
      }
    }
  }
}

Add to .vscode/mcp.json in your workspace.

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

Add to ~/.codeium/windsurf/mcp_config.json.

Configuration

Variable	Required	Secret	Description
ALPACA_API_KEY	—	yes	Alpaca API key. Leave unset for paper trading mode.
ALPACA_SECRET_KEY	—	yes	Alpaca secret key.

Freshness

Slowing — last maintenance signal 4mo ago. The newest of the signals below sets the band.

Last commit (default branch)
2026-06-17 · 4mo ago · GitHub
Latest release
2026-05-11 · 5mo ago · GitHub · xstocks-v0.1.0
Package published
no data · npm/PyPI
Registry entry updated
2026-05-16 · 5mo ago · official registry · v0.1.1

FAQ

›How do I install the Alpaca Guard MCP server in Claude Code?

Run: claude mcp add alpaca-guard -e ALPACA_API_KEY='<alpaca-api-key>' -e ALPACA_SECRET_KEY='<alpaca-secret-key>' -- npx -y alpaca-guard-mcp. For Cursor, VS Code, Claude Desktop and Windsurf, use the install tabs above.

›Does Alpaca Guard require an API key?

Yes. It expects ALPACA_API_KEY, ALPACA_SECRET_KEY, of which 2 are secrets.

›Can I use Alpaca Guard as a remote (hosted) MCP server?

No hosted endpoint is published; it runs locally over stdio.

›Is Alpaca Guard in the official MCP registry?

Yes, as io.github.evidai/alpaca-guard.