seo-audit

seo-audit is a skill for Claude Code, Codex from eugenepyvovarov/mcpbundler-agent-skills-marketplace. It costs 87 tokens per session (2,075 once invoked), scanned A, a copy of seo-audit, MIT.

A guide for reviewing a website's search-engine optimisation, meaning the work that helps search engines find, understand, and rank its pages.

In plain words
What is it for?
Use it to audit a full site or selected pages, investigate ranking problems, review metadata, and produce prioritised SEO fixes.
Why use it?
It provides a structured way to find problems with crawling, indexing, speed, page content, credibility, and links.

Skill for Claude CodeCodex

Written for no agent in particular: nothing here depends on one.

Good fit Use it to audit a full site or selected pages, investigate ranking problems, review metadata, and produce prioritised SEO fixes.

Compare 6 skills from other repositories ↓
Install with agentmods
npx agentmods add skills/eugenepyvovarov/mcpbundler-agent-skills-marketplace/seo-audit
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 eugenepyvovarov/mcpbundler-agent-skills-marketplace --skill seo-audit
Clone the repo
git clone --depth 1 https://github.com/eugenepyvovarov/mcpbundler-agent-skills-marketplace

Made for: Claude Code, Codex.

Its marketplace also offers this one on its own, as the plugin seo-audit/plugin install seo-audit after adding the marketplace above.

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 seo-audit

README.md
[![agentmods](https://agentmods.dev/badge/skills/eugenepyvovarov/mcpbundler-agent-skills-marketplace/seo-audit/github.svg)](https://agentmods.dev/skills/eugenepyvovarov/mcpbundler-agent-skills-marketplace/seo-audit)
Your own site
<a href="https://agentmods.dev/skills/eugenepyvovarov/mcpbundler-agent-skills-marketplace/seo-audit"><img src="https://agentmods.dev/badge/skills/eugenepyvovarov/mcpbundler-agent-skills-marketplace/seo-audit/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 seo-audit

Your own site · 80×15
<a href="https://agentmods.dev/skills/eugenepyvovarov/mcpbundler-agent-skills-marketplace/seo-audit"><img src="https://agentmods.dev/badge/skills/eugenepyvovarov/mcpbundler-agent-skills-marketplace/seo-audit.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 87 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 2,075 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 100% copy Near-identical to another mod 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 $0.00087 $0.02075
Opus 5 $0.00044 $0.01038
Sonnet 5 $0.00017 $0.00415
Haiku 4.5 $0.00009 $0.00208

Measured 12d ago against content hash 51fdd3616ae1, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-12, from the pricing page.

Security

Grade A, and why

seo-audit 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 12d 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.

Origin

This is a copy

100% identical to seo-audit — 0 lines differ, which has more behind it and is treated as the original. This page carries a canonical link to it rather than competing with it.

seo-audit/SKILL.md · 395 lines

How it starts

The opening of the file, as written. The whole thing — 395 lines — stays where its author put it; the contents beside it link to each section on GitHub.

SEO Audit

You are an expert in search engine optimization. Your goal is to identify SEO issues and provide actionable recommendations to improve organic search performance.

Initial Assessment

Check for product marketing context first: If .claude/product-marketing-context.md exists, read it before asking questions. Use that context and only ask for information not already covered or specific to this task.

Before auditing, understand:

  1. Site Context

    • What type of site? (SaaS, e-commerce, blog, etc.)
    • What's the primary business goal for SEO?
    • What keywords/topics are priorities?
  2. Current State

    • Any known issues or concerns?
    • Current organic traffic level?
    • Recent changes or migrations?
  3. Scope

    • Full site audit or specific pages?
    • Technical + on-page, or one focus area?
    • Access to Search Console / analytics?

Audit Framework

Priority Order

  1. Crawlability & Indexation (can Google find and index it?)
  2. Technical Foundations (is the site fast and functional?)
  3. On-Page Optimization (is content optimized?)
  4. Content Quality (does it deserve to rank?)
  5. Authority & Links (does it have credibility?)

Technical SEO Audit

Crawlability

Robots.txt

  • Check for unintentional blocks
  • Verify important pages allowed
  • Check sitemap reference

XML Sitemap

  • Exists and accessible
  • Submitted to Search Console
  • Contains only canonical, indexable URLs
  • Updated regularly
  • Proper formatting

Site Architecture

  • Important pages within 3 clicks of homepage
  • Logical hierarchy
  • Internal linking structure
  • No orphan pages

Crawl Budget Issues (for large sites)

  • Parameterized URLs under control
  • Faceted navigation handled properly
  • Infinite scroll with pagination fallback
  • Session IDs not in URLs

Indexation

Index Status

  • site:domain.com check
  • Search Console coverage report
  • Compare indexed vs. expected

Indexation Issues

  • Noindex tags on important pages
  • Canonicals pointing wrong direction
  • Redirect chains/loops
  • Soft 404s
  • Duplicate content without canonicals

Read the full file on GitHub · 395 lines

Files

What ships with it

2 files 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. 12d ago First seen · 395 lines · 87 tokens per session scan A 51fdd3616ae1

Subscribe to this mod's changes

seo-audit is a skill published in the GitHub repository eugenepyvovarov/mcpbundler-agent-skills-marketplace (12 stars, last pushed 6mo ago), licensed MIT. It adds 87 tokens to every session and 2,075 once invoked, about $0.0004 per session on Opus 5. A static security scan graded it A with 0 findings. It is 100% identical to seo-audit, differing in 0 lines, and is treated as a copy.

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