Koskamo

mcp-proton-mail

An unofficial, open-source MCP server for Proton Mail Bridge that allows AI agents to search, read, and draft emails locally. It implements a safety model requiring user approval via single-use tokens for any actions that move, delete, or send mail, ensuring no changes occur without explicit consent.

Package and access

Local package with source-attributed installation metadata. Koskamo does not execute packages during review.

mcp-proton-mail logo, by Dmitri ManajevCommunity listingLocal stdioSource reviewed; not executedPublished by Dmitri Manajev
You need:Needs a paid Proton plan (for Bridge)
Vendor documentation

What you can do with it

  • Search and count emails in Proton Mail
  • Read email threads and save attachments
  • Create drafts, replies, and forwards
  • Move, archive, or delete emails after approval

Source and maintenance

Community listingRegistry 1.30.2
mcp-registry: io.github.legalaspro/proton-mail-mcp@1.30.2Source repositoryProject website
Maintenance checked

Packages and installation

Source-provided package data. Koskamo has not executed or live-probed this package.

mcp-proton-mail 1.30.2

pypiuvx
mcp-proton-mail package definition
{
  "version": "1.30.2",
  "transport": "stdio",
  "identifier": "mcp-proton-mail",
  "runtimeHint": "uvx",
  "registryType": "pypi",
  "registryBaseUrl": "https://pypi.org",
  "packageArguments": [
    {
      "type": "positional",
      "value": "connect"
    }
  ]
}

Tools

Reported by the attributed source; not independently observed by Koskamo.

No tool definitions available.

Connect from your client

Each snippet configures the same source-provided package; replace placeholders before use.

This server is operated by the named third party. Listing and endpoint checks are not an endorsement or a security audit. Review the operator's permissions, terms, and data handling before connecting. How listings are checked and corrected.

Cursor

Merge this local stdio configuration, replace every placeholder environment value, and restart Cursor. Koskamo has not executed this package.
Cursor configuration
{
  "mcpServers": {
    "mcp-proton-mail": {
      "command": "uvx",
      "args": [
        "mcp-proton-mail==1.30.2",
        "connect"
      ]
    }
  }
}

Cline

Merge this local stdio configuration, replace every placeholder environment value, and restart Cline. Koskamo has not executed this package.
Cline configuration
{
  "mcpServers": {
    "mcp-proton-mail": {
      "command": "uvx",
      "args": [
        "mcp-proton-mail==1.30.2",
        "connect"
      ]
    }
  }
}

VS Code

Merge this local stdio configuration, replace every placeholder environment value, and restart VS Code. Koskamo has not executed this package.
VS Code configuration
{
  "servers": {
    "mcp-proton-mail": {
      "type": "stdio",
      "command": "uvx",
      "args": [
        "mcp-proton-mail==1.30.2",
        "connect"
      ]
    }
  }
}

Claude Desktop

Merge this local stdio configuration, replace every placeholder environment value, and restart Claude Desktop. Koskamo has not executed this package.
Claude Desktop configuration
{
  "mcpServers": {
    "mcp-proton-mail": {
      "command": "uvx",
      "args": [
        "mcp-proton-mail==1.30.2",
        "connect"
      ]
    }
  }
}

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