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LayerOne (DocX + Sign)

io.github.GOLayerone/layerone · v1.0.0

MCP server for LayerOne DocX (documents & Factur-X) and Sign (e-signature) APIs.

Connect Runs on your machine

Terminal
claude mcp add layerone -e DOCX_API_KEY=<DOCX_API_KEY> -e SIGN_API_KEY=<SIGN_API_KEY> -- npx -y [email protected]
claude_desktop_config.json
{
  "mcpServers": {
    "layerone": {
      "command": "npx",
      "args": [
        "-y",
        "[email protected]"
      ],
      "env": {
        "DOCX_API_KEY": "<DOCX_API_KEY>",
        "SIGN_API_KEY": "<SIGN_API_KEY>"
      }
    }
  }
}
~/.cursor/mcp.json
{
  "mcpServers": {
    "layerone": {
      "command": "npx",
      "args": [
        "-y",
        "[email protected]"
      ],
      "env": {
        "DOCX_API_KEY": "<DOCX_API_KEY>",
        "SIGN_API_KEY": "<SIGN_API_KEY>"
      }
    }
  }
}
.vscode/mcp.json
{
  "servers": {
    "layerone": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "[email protected]"
      ],
      "env": {
        "DOCX_API_KEY": "<DOCX_API_KEY>",
        "SIGN_API_KEY": "<SIGN_API_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
DOCX_API_KEY
Required, secret
DocX API key (documents, PDF, Factur-X). Generate at https://dev.layerone.fr
SIGN_API_KEY
Required, secret
Sign API key (eIDAS/PAdES e-signature). Generate at https://dev.layerone.fr

Details

Package[email protected] (NPM, stdio)
First published18 Jun 2026
Last updated18 Jun 2026
Registry nameio.github.GOLayerone/layerone

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