Sales Mailmo is a well-rated Claude Code skill (quality score 80/100) in the prospecting sub-category. It ships as a SKILL.md file that Claude Code auto-discovers under ~/.claude/skills/sales-mailmo/ and loads when your prompt matches the skill's trigger.
When to invoke it: Use when Mailmo email lookups returning no results, verification flagging valid emails as risky, Chrome extension not finding contacts on LinkedIn, or bulk verification stuck or giving unexpected bounce rates. Do NOT use for building prospect lists (use /sales-prospect-list), cross-platform deliverability (use /sales-deliverability), enriching contacts across multiple tools (use /sales-enrich), or sending cold emails (Mailmo is a finder/verifier, not a sending tool — use /sales-cadence for outreach strategy).
The Sales Mailmo skill is built for sales development reps, account executives, revenue operations teams, and customer success managers. It is part of the open ClaudSkills registry, a community-curated catalog of 15,000+ capabilities you can install for Claude Code — the Claude CLI agent.
mkdir -p ~/.claude/skills/sales-mailmo curl -L https://claudskills.com/skills/sales-mailmo/SKILL.md \ -o ~/.claude/skills/sales-mailmo/SKILL.md
Or just download SKILL.md directly and drop it into ~/.claude/skills/sales-mailmo/. Claude Code auto-discovers it on next session.
Skills live at ~/.claude/skills/sales-mailmo/SKILL.md on macOS/Linux, or %USERPROFILE%\.claude\skills\sales-mailmo\SKILL.md on Windows. See the full install guide for step-by-step instructions.
The ClaudSkills desktop app installs any skill directly into ~/.claude/skills/ with one click — no terminal required. Pro starts at $9/mo or $149 lifetime.
Browse all Sales skills in the ClaudSkills registry, or explore these top-rated picks from the same category: