Mails.ai — Agent Email for Claude Code

io.github.rolloutsai/mails-agent-email

A real inbox for AI agents: send, receive and thread email, behind a prompt-injection firewall.

client:Claude Code transport:stdio runtime:npm

Install Mails.ai — Agent Email in Claude Code

run in your project directory

claude mcp add mails-agent-email -e MAILS_API_KEY=<MAILS_API_KEY> -e MAILS_BASE_URL=<MAILS_BASE_URL> -- npx -y @mailsai/mcp-server

Adds it for this project only. Append --scope user to make it available everywhere. Claude Code docs