Use Sendmux attachment workflows without wasting model context on base64. Use when uploading, downloading, reading, forwarding, or sending email attachments through Sendmux MCP, CLI, SDKs, or direct HTTP, especially when choosing file_path vs presigned upload URL vs inline base64, reading inbound attachments with mailbox_read_attachment, fetching short-lived download_url links, or attaching…
安装
npx skills add Sendmux/skills --skill sendmux-attachmentsnpx skills add Sendmux/skills --skill sendmux-attachments -a claude-code -gnpx skills add Sendmux/skills --skill sendmux-attachments -a codex -ggemini skills install https://github.com/Sendmux/skills.git --path skills/sendmux-attachmentsgh skill install Sendmux/skills sendmux-attachmentsgit clone --depth 1 https://github.com/Sendmux/skills /tmp/Sendmux__skills
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/Sendmux__skills/skills/sendmux-attachments ~/.claude/skills/sendmux-attachments # Claude Code
cp -R /tmp/Sendmux__skills/skills/sendmux-attachments ~/.agents/skills/sendmux-attachments # Codex, Cursor, Gemini CLI, Copilot, OpenCode