Mailbuttons MCP stdio server + Claude Code skill for the governed Agent Mail API (sandbox-by-default, human-in-the-loop escalation). The remote MCP endpoint is served natively by the Mailbuttons backend.
Verification confirms publisher identity (repo ownership), not code safety. The security scan covers known CVEs and suspicious install scripts — it cannot prove the absence of malicious code.
Mailbuttons MCP stdio server + Claude Code skill for the governed Agent Mail API (sandbox-by-default, human-in-the-loop escalation). The remote MCP endpoint is served natively by the Mailbuttons backend.