Pseudonymizes PII before your LLM and returns a cryptographically signed receipt per response.
Install
Run one of the commands below, then add the client config underneath.
npx -y @lucairn/mcp-serverClient configuration
Paste into Claude Desktop, Cursor (mcp.json), VS Code or any MCP client, then restart the client.
{
"mcpServers": {
"lucairn-mcp-server": {
"command": "npx",
"args": [
"-y",
"@lucairn/mcp-server"
]
}
}
}About this server
Lucairn Mcp Server is listed in the Developer Tools category of the MCPNav directory. It is distributed as npm and can be loaded by any client that speaks the Model Context Protocol.
Typical uses include giving your assistant scoped access to the corresponding service so it can answer questions and take actions with real data instead of guessing. Always review what a server can access before you enable it — see our MCP security guide.
Frequently asked questions
What is the Lucairn Mcp Server MCP server?＋
Lucairn Mcp Server is an MCP server by Declade. Pseudonymizes PII before your LLM and returns a cryptographically signed receipt per response.
How do I install Lucairn Mcp Server?＋
Install it with: npx -y @lucairn/mcp-server. Then add the JSON config to your client's MCP settings and restart the client.
Is Lucairn Mcp Server free to use?＋
The MCP server itself is free to install. The source is public on https://github.com/Declade/lucairn-sdks. Any third-party API it calls (such as a search or maps API) may require its own key and billing.
Which clients support Lucairn Mcp Server?＋
Any MCP-compatible client can use it, including Claude Desktop, Cursor, VS Code, Windsurf and custom agents.