MailFlat for Claude Desktop
io.github.mailflat/mailflat-mcp
Real email inboxes for AI agents: open an address, read the one-time code, send mail.
client:Claude Desktop
transport:stdio
runtime:pypi
Install MailFlat in Claude Desktop
~/Library/Application Support/Claude/claude_desktop_config.json · windows: %APPDATA%\Claude\claude_desktop_config.json
{
"mcpServers": {
"mailflat-mcp": {
"command": "uvx",
"args": [
"mailflat-mcp"
],
"env": {
"MAILFLAT_API_KEY": "<MAILFLAT_API_KEY>",
"MAILFLAT_API_URL": "<MAILFLAT_API_URL>"
}
}
}
}Settings → Developer → Edit Config opens this file. Restart the app after saving. Claude Desktop docs