lockbox

local MCP server

Installation

Terminal

claude mcp add lockbox -- npx -y vaultbox

Run in your project folder. Add --scope user to use it everywhere.

Add to claude_desktop_config.json or .cursor/mcp.json.

{
  "mcpServers": {
    "lockbox": {
      "command": "npx",
      "args": [
        "-y",
        "vaultbox"
      ]
    }
  }
}

Encrypted secrets for Next.js. AES-256-GCM with no vault needed.

lockbox is a local MCP server distributed as the npm package vaultbox.

Run: claude mcp add lockbox -- npx -y vaultbox

Run: codex mcp add lockbox -- npx -y vaultbox

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