~/Library/Application Support/Claude/claude_desktop_config.json%APPDATA%\Claude\claude_desktop_config.json~/.config/Claude/claude_desktop_config.json{
"mcpServers": {
"protonmail": {
"command": "npx",
"args": [
"-y",
"proton-mail-mcp"
],
"env": {
"PROTONMAIL_USERNAME": "your-email@protonmail.com",
"PROTONMAIL_PASSWORD": "your-smtp-password"
}
}
}
}