Pylos MCP Server

by adamvassio.github.adamVass/pylos-mcpv0.4.0

Read-focused, prompt-injection-hardened email MCP server for any IMAP provider

3Node.jsstdioofficial registry

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Active1d ago

Install Pylos MCP server

claude mcp add pylos -e EMAIL_USER='<email-user>' -e EMAIL_PASSWORD='<email-password>' -- npx -y pylos-mcp

{
  "mcpServers": {
    "pylos": {
      "command": "npx",
      "args": [
        "-y",
        "pylos-mcp"
      ],
      "env": {
        "EMAIL_USER": "<email-user>",
        "EMAIL_PASSWORD": "<email-password>"
      }
    }
  }
}

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

{
  "mcpServers": {
    "pylos": {
      "command": "npx",
      "args": [
        "-y",
        "pylos-mcp"
      ],
      "env": {
        "EMAIL_USER": "<email-user>",
        "EMAIL_PASSWORD": "<email-password>"
      }
    }
  }
}

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

{
  "servers": {
    "pylos": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "pylos-mcp"
      ],
      "env": {
        "EMAIL_USER": "<email-user>",
        "EMAIL_PASSWORD": "<email-password>"
      }
    }
  }
}

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

{
  "mcpServers": {
    "pylos": {
      "command": "npx",
      "args": [
        "-y",
        "pylos-mcp"
      ],
      "env": {
        "EMAIL_USER": "<email-user>",
        "EMAIL_PASSWORD": "<email-password>"
      }
    }
  }
}

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

Configuration

Variable	Required	Secret	Description
EMAIL_USER	yes	—	Account login.
EMAIL_PASSWORD	—	yes	App password. Either this or EMAIL_PASSWORD_CMD is required.
PROVIDER	—	—	One of gmail, icloud, yahoo, gmx, fastmail, mailbox.org, posteo. Fills in IMAP, SMTP and Sieve hosts and ports.
IMAP_HOST	—	—	IMAP hostname for self-hosted or unlisted providers. Overrides the preset.
CAPABILITIES	—	—	Comma-separated list of tiers beyond read, which is always included. Defaults to drafts.

Freshness

Active — last maintenance signal 1d ago. The newest of the signals below sets the band.

Last commit (default branch)
2026-10-09 · 1d ago · GitHub
Latest release
2026-10-09 · 1d ago · GitHub · v0.4.1
Package published
no data · npm/PyPI
Registry entry updated
2026-10-08 · 1d ago · official registry · v0.4.0

FAQ

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

Run: claude mcp add pylos -e EMAIL_USER='<email-user>' -e EMAIL_PASSWORD='<email-password>' -- npx -y pylos-mcp. For Cursor, VS Code, Claude Desktop and Windsurf, use the install tabs above.

›Does Pylos require an API key?

Yes. It expects EMAIL_USER, EMAIL_PASSWORD, of which 1 is a secret.

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

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

›Is Pylos in the official MCP registry?

Yes, as io.github.adamVass/pylos-mcp.