Inbox Placement Monitor

Q: What is a Claude Code skill and how does the Inbox Placement Monitor skill fit in?

A Claude Code skill is a SKILL.md file that lives under ~/.claude/skills/<name>/ and tells the Claude Code CLI agent how to perform a specific task (instructions, prompts, allowed tools). Skills are auto-discovered at session start. Inbox Placement Monitor is one of 67,000+ skills indexed in the open ClaudSkills catalog, classified under the General category. Learn more at https://claudskills.com/learn/what-is-skill-md/.

Category: General · Sub-category: general-misc · Last updated: 2026-07-11

Use when the user asks to "track where my emails are actually landing after I send", "read my seed-list inbox vs spam vs promotions results", "trend my Gmail Postmaster / Microsoft SNDS reputation", or "did placement drop after my last send"; produces a per-provider inbox/spam/promotions placement read, a domain/IP reputation trend from Postmaster + SNDS, a send-over-send delta with named regressions, and a reusable SEND-S placement snapshot on your own exported telemetry. Not for the pre-send SPF/DKIM/DMARC auth pre-flight — use deliverability-qa; not for computing the EQS or running the vetoes — use email-quality-auditor. 邮件收件箱落点监测/收件箱vs垃圾邮件/Postmaster声誉趋势

Security AStatic scan found no risk patternsHow grading works ›

From the source SKILL.md

Post-send placement telemetry: where mail actually landed per mailbox provider (inbox vs spam vs promotions from a seed-list test), the domain/IP reputation trend from Gmail Postmaster Tools and Microsoft SNDS, and the send-over-send delta with named regressions — delivered as a per-provider placement read plus a reusable SEND S (Sender-integrity / Deliverability) placement snapshot, with each number labeled Measured / User-provided / Estimated. This is the after half of SEND-S: [deliverability-qa](../../setup/deliverability-qa/SKILL.md) verifies the signal before a send (auth pre-flight,…

What this skill does

Inbox Placement Monitor is a community-contributed Claude Code skill in the general-misc sub-category. It ships as a SKILL.md file that Claude Code auto-discovers under ~/.claude/skills/inbox-placement-monitor/ and loads when your prompt matches the skill's trigger.

When to invoke it: Use when the user asks to "track where my emails are actually landing after I send", "read my seed-list inbox vs spam vs promotions results", "trend my Gmail Postmaster / Microsoft SNDS reputation", or "did placement drop after my last send"; produces a per-provider inbox/spam/promotions placement read, a domain/IP reputation trend from Postmaster + SNDS, a send-over-send delta with named regressions, and a reusable SEND-S placement snapshot on your own exported telemetry. Not for the pre-send SPF/DKIM/DMARC auth pre-flight — use deliverability-qa; not for computing the EQS or running the vetoes — use email-quality-auditor.

Who uses this skill

The Inbox Placement Monitor Claude Code skill is built for Claude Code users and developers across all disciplines looking for general-purpose AI assistance. It's part of ClaudSkills (also referred to as Claude Skills or Claude Code Skills) — the open community-curated registry of 196,000+ SKILL.md files for Anthropic's Claude Code agent and the wider Claude ecosystem (Claude API, Claude Agent SDK).

How to install

Free

Manual install (2 steps)

mkdir -p ~/.claude/skills/inbox-placement-monitor
curl -L https://claudskills.com/skills/inbox-placement-monitor/SKILL.md \
  -o ~/.claude/skills/inbox-placement-monitor/SKILL.md

Or just download SKILL.md directly and drop it into ~/.claude/skills/inbox-placement-monitor/. Claude Code auto-discovers it on next session.

Skills live at ~/.claude/skills/inbox-placement-monitor/SKILL.md on macOS/Linux, or %USERPROFILE%\.claude\skills\inbox-placement-monitor\SKILL.md on Windows. See the full install guide for step-by-step instructions.

📱 Install from your phone or desktop Telegram

Open @claudskills_bot on Telegram, tap Open Desktop App, and the desktop app installs this skill for you. Or share the bot link with a colleague — they get the same one-tap install. Learn more →

Pro

One-click install via the desktop app

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.

Pro

For the full experience including quality scoring and one-click install features for each skill — upgrade to Pro.

See pricing → Download desktop app

Frequently asked questions

How do I install the Inbox Placement Monitor Claude Code skill?

Install via the ClaudSkills desktop app (one click) or copy SKILL.md from the source repository to ~/.claude/skills/inbox-placement-monitor/SKILL.md and restart Claude Code. Both flows are detailed at claudskills.com/install/.

What does the Inbox Placement Monitor skill do?

Is this skill free to install?

Yes. ClaudSkills is an open registry — every skill keeps its source repository's license, and manual install via copy is free. ClaudSkills Pro ($9/mo, $79/yr, or $149 one-time) adds one-click install via the desktop app and a multi-signal Quality Score.

When should I use the Inbox Placement Monitor skill?

Use Inbox Placement Monitor when your Claude Code task falls under the General category — specifically in the general misc area. Claude Code auto-discovers installed skills and invokes the right one based on the task description, so you can also ask Claude directly (e.g. "use Inbox Placement Monitor" or describe the task and let Claude pick). Browse related skills at /category/general/.

What is a Claude Code skill and how does the Inbox Placement Monitor skill fit in?

A Claude Code skill is a SKILL.md file that lives under ~/.claude/skills/<name>/ and tells the Claude Code CLI agent how to perform a specific task (instructions, prompts, allowed tools). Skills are auto-discovered at session start. Inbox Placement Monitor is one of 67,000+ skills indexed in the open ClaudSkills catalog, classified under the General category. Learn more at /learn/what-is-a-claude-skill/.

Attribution & license

Source: https://github.com/aaron-he-zhu/aaron-marketing-skills/blob/HEAD/email/deliver/inbox-placement-monitor/SKILL.md
License: Apache-2.0
Author: aaron-he-zhu

Cite this skill

If you reference this skill in a blog post, paper, or documentation, you can cite it as:

APA

aaron-he-zhu. (2026). Inbox Placement Monitor [Claude Code skill]. ClaudSkills. https://claudskills.com/skills/inbox-placement-monitor/

BibTeX

@misc{inbox-placement-monitor-2026,
  author    = {aaron-he-zhu},
  title     = {Inbox Placement Monitor [Claude Code skill]},
  year      = {2026},
  publisher = {ClaudSkills},
  url       = {https://claudskills.com/skills/inbox-placement-monitor/}
}

Embed this skill

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Badge

[![ClaudSkills](https://claudskills.com/badge/inbox-placement-monitor.svg)](https://claudskills.com/skills/inbox-placement-monitor/?utm_source=badge&utm_medium=readme&utm_campaign=skill_badge)

Security scan

Grade A · scanned 2026-09-28 — free static scan against the OWASP Agentic Skills Top 10.

The scan flagged 1 of 10 categories (filesystem), including lower-severity patterns. Patterns shown inside code fences are weighted as examples rather than instructions — read the grading methodology for what this does and does not guarantee.

✓ Prompt injection
✓ Data exfiltration
✓ Supply chain
✓ Reverse shell
✓ Credentials
✓ Execution
⚠ Filesystem
✓ Persistence
✓ Obfuscation
✓ Network

Show this grade on your repo (click to copy):

[![Security: A](https://img.shields.io/badge/Security-A-2e7d32)](https://claudskills.com/skills/inbox-placement-monitor/#security)

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Part of ClaudSkills — the open registry for Claude Skills & Claude Code Skills. · What's New · Install guide · About · llms.txt

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