io.github.Declade/lucairn-mcp-server MCP Server

Name: io.github.Declade/lucairn-mcp-server MCP Server
Author: io.github.Declade

io.github.Declade/lucairn-mcp-server

Repository Registry

What is the io.github.Declade/lucairn-mcp-server MCP server?

Pseudonymizes PII before your LLM and returns a cryptographically signed receipt per response.

How to install io.github.Declade/lucairn-mcp-server

Copy-paste configuration for popular MCP clients.

transport: stdio

Config generated by PluginBench — verify against the source before use.

Environment / auth

LUCAIRN_API_KEY
required
secret
Lucairn gateway API key (lcr_live_*). Issued at https://lucairn.eu/account/keys. Free tier requires BYOK upstream LLM keys (ANTHROPIC_API_KEY or OPENAI_API_KEY).
ANTHROPIC_API_KEY
secret
Upstream Anthropic API key. Used when the requested model is claude-* / anthropic-*. Required if you call Claude models on the free tier (BYOK).
OPENAI_API_KEY
secret
Upstream OpenAI API key. Used when the requested model routes to OpenAI. Required if you call OpenAI models on the free tier (BYOK).
LUCAIRN_BASE_URL
Override the gateway URL. Defaults to https://gateway.lucairn.eu (production). Set this to point at a self-hosted Lucairn deployment.
LUCAIRN_TRANSPORT
Transport mode for the MCP server. One of 'direct-http' (default; v1.1+ behavior) or 'stdio-bridge' (v1.2+ opt-in).

Claude Desktop

~/Library/Application Support/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "lucairn-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "@lucairn/mcp-server"
      ],
      "env": {
        "LUCAIRN_API_KEY": "<YOUR_LUCAIRN_API_KEY>",
        "ANTHROPIC_API_KEY": "<YOUR_ANTHROPIC_API_KEY>",
        "OPENAI_API_KEY": "<YOUR_OPENAI_API_KEY>",
        "LUCAIRN_BASE_URL": "<YOUR_LUCAIRN_BASE_URL>",
        "LUCAIRN_TRANSPORT": "<YOUR_LUCAIRN_TRANSPORT>"
      }
    }
  }
}

Cursor

~/.cursor/mcp.json

{
  "mcpServers": {
    "lucairn-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "@lucairn/mcp-server"
      ],
      "env": {
        "LUCAIRN_API_KEY": "<YOUR_LUCAIRN_API_KEY>",
        "ANTHROPIC_API_KEY": "<YOUR_ANTHROPIC_API_KEY>",
        "OPENAI_API_KEY": "<YOUR_OPENAI_API_KEY>",
        "LUCAIRN_BASE_URL": "<YOUR_LUCAIRN_BASE_URL>",
        "LUCAIRN_TRANSPORT": "<YOUR_LUCAIRN_TRANSPORT>"
      }
    }
  }
}

Windsurf

~/.codeium/windsurf/mcp_config.json

{
  "mcpServers": {
    "lucairn-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "@lucairn/mcp-server"
      ],
      "env": {
        "LUCAIRN_API_KEY": "<YOUR_LUCAIRN_API_KEY>",
        "ANTHROPIC_API_KEY": "<YOUR_ANTHROPIC_API_KEY>",
        "OPENAI_API_KEY": "<YOUR_OPENAI_API_KEY>",
        "LUCAIRN_BASE_URL": "<YOUR_LUCAIRN_BASE_URL>",
        "LUCAIRN_TRANSPORT": "<YOUR_LUCAIRN_TRANSPORT>"
      }
    }
  }
}

VS Code

.vscode/mcp.json

{
  "servers": {
    "lucairn-mcp-server": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@lucairn/mcp-server"
      ],
      "env": {
        "LUCAIRN_API_KEY": "<YOUR_LUCAIRN_API_KEY>",
        "ANTHROPIC_API_KEY": "<YOUR_ANTHROPIC_API_KEY>",
        "OPENAI_API_KEY": "<YOUR_OPENAI_API_KEY>",
        "LUCAIRN_BASE_URL": "<YOUR_LUCAIRN_BASE_URL>",
        "LUCAIRN_TRANSPORT": "<YOUR_LUCAIRN_TRANSPORT>"
      }
    }
  }
}

Claude Code

claude mcp add lucairn-mcp-server --env LUCAIRN_API_KEY=<YOUR_LUCAIRN_API_KEY> --env ANTHROPIC_API_KEY=<YOUR_ANTHROPIC_API_KEY> --env OPENAI_API_KEY=<YOUR_OPENAI_API_KEY> --env LUCAIRN_BASE_URL=<YOUR_LUCAIRN_BASE_URL> --env LUCAIRN_TRANSPORT=<YOUR_LUCAIRN_TRANSPORT> -- npx -y @lucairn/mcp-server