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Citadel

dev.citadeldb/mcp ยท v2.7.0

Encrypted-first embedded database with vector search and agent memory, exposed as MCP tools

Connect Runs on your machine

Terminal
claude mcp add mcp -e CITADEL_KEY=<CITADEL_KEY> -- uvx citadeldb-mcp==2.7.0
claude_desktop_config.json
{
  "mcpServers": {
    "mcp": {
      "command": "uvx",
      "args": [
        "citadeldb-mcp==2.7.0"
      ],
      "env": {
        "CITADEL_KEY": "<CITADEL_KEY>"
      }
    }
  }
}
~/.cursor/mcp.json
{
  "mcpServers": {
    "mcp": {
      "command": "uvx",
      "args": [
        "citadeldb-mcp==2.7.0"
      ],
      "env": {
        "CITADEL_KEY": "<CITADEL_KEY>"
      }
    }
  }
}
.vscode/mcp.json
{
  "servers": {
    "mcp": {
      "type": "stdio",
      "command": "uvx",
      "args": [
        "citadeldb-mcp==2.7.0"
      ],
      "env": {
        "CITADEL_KEY": "<CITADEL_KEY>"
      }
    }
  }
}

Replace the values in angle brackets with your own. Keys stay on your machine; we never see them.

Tools

This server runs locally, so its tools are listed by your MCP client once it starts.

Environment variables

NameDescription
CITADEL_KEY
Required, secret
Passphrase used to unlock the encrypted Citadel database

Details

Package[email protected] (PYPI, stdio)
First published28 Sep 2026
Last updated28 Sep 2026
Registry namedev.citadeldb/mcp

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