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Gemini CLI

proton mail mcp for Gemini CLI

io.github.alexendros/proton-mail-mcp

Proton Mail MCP via Bridge (IMAP/SMTP) · 13 tools · dual transport stdio + HTTP.

client:Gemini CLI transport:stdio runtime:npm

Install proton mail mcp in Gemini CLI

~/.gemini/settings.json · windows: %USERPROFILE%\.gemini\settings.json

Held in this page only — never stored, logged, or sent anywhere but back to your screen. 

{
  "mcpServers": {
    "proton-mail-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@alexendros/proton-mail-mcp"
      ],
      "env": {
        "PROTON_BRIDGE_HOST": "<PROTON_BRIDGE_HOST>",
        "PROTON_IMAP_PORT": "<PROTON_IMAP_PORT>",
        "PROTON_SMTP_PORT": "<PROTON_SMTP_PORT>",
        "PROTON_USERNAME": "<PROTON_USERNAME>",
        "PROTON_PASSWORD": "<PROTON_PASSWORD>"
      }
    }
  }
}

Gemini expands $VAR and ${VAR} inside env values, so a secret can live in your shell rather than this file. Gemini CLI docs

proton mail mcp in other clients

proton mail mcp MCP server