CanUSign MCP Server

by devin-lemckeio.github.devin-lemcke/canusign-mcp-serverv1.2.0

Create PDF contracts, send signing links and check signature status with CanUSign e-signatures.

Node.jsstdioofficial registry

context tax

queued

security

queued

cold start

queued

freshness

Active15d ago

Install CanUSign MCP server

claude mcp add canusign -e CANUSIGN_API_KEY='<canusign-api-key>' -- npx -y canusign-mcp-server

{
  "mcpServers": {
    "canusign": {
      "command": "npx",
      "args": [
        "-y",
        "canusign-mcp-server"
      ],
      "env": {
        "CANUSIGN_API_KEY": "<canusign-api-key>"
      }
    }
  }
}

Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (project).

{
  "mcpServers": {
    "canusign": {
      "command": "npx",
      "args": [
        "-y",
        "canusign-mcp-server"
      ],
      "env": {
        "CANUSIGN_API_KEY": "<canusign-api-key>"
      }
    }
  }
}

Settings → Developer → Edit Config (claude_desktop_config.json), then restart.

{
  "servers": {
    "canusign": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "canusign-mcp-server"
      ],
      "env": {
        "CANUSIGN_API_KEY": "<canusign-api-key>"
      }
    }
  }
}

Add to .vscode/mcp.json in your workspace.

{
  "mcpServers": {
    "canusign": {
      "command": "npx",
      "args": [
        "-y",
        "canusign-mcp-server"
      ],
      "env": {
        "CANUSIGN_API_KEY": "<canusign-api-key>"
      }
    }
  }
}

Add to ~/.codeium/windsurf/mcp_config.json.

Configuration

Variable	Required	Secret	Description
CANUSIGN_API_KEY	yes	yes	API key from canusign.com/settings, starts with canu_
CANUSIGN_API_URL	—	—	API base URL, default https://canusign.com

Freshness

Active — last maintenance signal 15d ago. The newest of the signals below sets the band.

Last commit (default branch)
no data · GitHub
Latest release
no data · GitHub
Package published
no data · npm/PyPI
Registry entry updated
2026-09-24 · 15d ago · official registry · v1.2.0

FAQ

›How do I install the CanUSign MCP server in Claude Code?

Run: claude mcp add canusign -e CANUSIGN_API_KEY='<canusign-api-key>' -- npx -y canusign-mcp-server. For Cursor, VS Code, Claude Desktop and Windsurf, use the install tabs above.

›Does CanUSign require an API key?

Yes. It expects CANUSIGN_API_KEY, of which 1 is a secret.

›Can I use CanUSign as a remote (hosted) MCP server?

No hosted endpoint is published; it runs locally over stdio.

›Is CanUSign in the official MCP registry?

Yes, as io.github.devin-lemcke/canusign-mcp-server.