content-gaps

content-gaps is a skill for Claude Code from popiliadam/platinum-seo-engine. It costs 319 tokens per session (5,230 once invoked), scanned A, original, AGPL-3.0.

A content-gap analysis finds search topics and keywords that competitors cover but your site may not.

In plain words
What is it for?
Use it to discover competitor keywords, related keywords, and topics for future pages or articles.
Why use it?
It helps uncover missing subjects and possible opportunities for new or improved content.

Skill for Claude Code

Written for Claude Code: shipped in a Claude Code plugin.

Part of the platinum-seo-engine plugin — 50 skills, 30 commands, 6 MCP servers shipped together

Good fit Use it to discover competitor keywords, related keywords, and topics for future pages or articles.

Compare 6 skills from other repositories ↓
Install with agentmods
npx agentmods add skills/popiliadam/platinum-seo-engine/content-gaps
Install

Getting it into your agent

One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.

Any agent
npx skills add popiliadam/platinum-seo-engine --skill content-gaps
Clone the repo
git clone --depth 1 https://github.com/popiliadam/platinum-seo-engine

Made for: Claude Code.

Or install platinum-seo-engine, the plugin that ships this one along with the rest of its 50 skills, 30 commands, 6 MCP servers.

Wrote this? Show the measurements

A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.

agentmods badge for content-gaps

README.md
[![agentmods](https://agentmods.dev/badge/skills/popiliadam/platinum-seo-engine/content-gaps/github.svg)](https://agentmods.dev/skills/popiliadam/platinum-seo-engine/content-gaps)
Your own site
<a href="https://agentmods.dev/skills/popiliadam/platinum-seo-engine/content-gaps"><img src="https://agentmods.dev/badge/skills/popiliadam/platinum-seo-engine/content-gaps/github.svg" alt="Measured on agentmods" height="20"></a>

Or the 80×15 button, for a site that already has a row of RSS and ATOM ones. Only the verdict fits; the numbers stay here.

agentmods 80×15 button for content-gaps

Your own site · 80×15
<a href="https://agentmods.dev/skills/popiliadam/platinum-seo-engine/content-gaps"><img src="https://agentmods.dev/badge/skills/popiliadam/platinum-seo-engine/content-gaps.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 319 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 5,230 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. A grade says what 26 rules found in the file — not that it is safe.
Origin unknown No closer match found in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5.1 $0.00319 $0.05230
Opus 5 $0.00160 $0.02615
Sonnet 5 $0.00064 $0.01046
Haiku 4.5 $0.00032 $0.00523

Measured 10d ago against content hash 45b19c89bbb3, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-10, from the pricing page.

Security

Grade A, and why

content-gaps scanned grade A with 0 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 10d ago.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Nothing flagged

None of the 26 patterns this scan looks for appear in this file: no shell pipes, no recursive deletes, no credential paths, no hidden text, no instruction-override or anti-refusal phrasing, no agent-config snooping. That is not a guarantee, it is the absence of the things that are checkable.

skills/discovery/content-gaps/SKILL.md · 474 lines

The source is not reproduced here

Licensed AGPL-3.0

The repository is licensed AGPL-3.0, which this catalogue does not treat as permission to reproduce the file. Read it at the source.

Read it on GitHub

Files

What ships with it

1 file beside SKILL.md in the same directory: the scripts, references and assets a skill reads on demand. Not counted in the per-session cost; read them before you install if any of them is executable.

Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. 10d ago First seen · 474 lines · 319 tokens per session scan A 45b19c89bbb3

Subscribe to this mod's changes

content-gaps is a skill published in the GitHub repository popiliadam/platinum-seo-engine (25 stars, last pushed 29d ago), licensed AGPL-3.0. It adds 319 tokens to every session and 5,230 once invoked, about $0.0016 per session on Opus 5. A static security scan graded it A with 0 findings. No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-30.

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