seo-content

seo-content is an agent for Claude Code from Gekkos-tech/agency-os. It costs 29 tokens per session (832 once invoked), scanned A, a copy of seo-content, MIT.

A content review tool that checks how useful, trustworthy, readable, detailed, and easy to cite a page is. E-E-A-T means experience, expertise, authority, and trustworthiness.

In plain words
What is it for?
Use it to review homepages, service pages, blog posts, product pages, and location pages. It checks author credibility, readability, topic coverage, update signals, and suitability for AI-generated citations.
Why use it?
It helps identify thin, unclear, outdated, keyword-stuffed, or weakly supported content before publication. It also highlights signals that can make content more credible to readers and search systems.

Agent for Claude Code

Written for Claude Code: shipped in a Claude Code plugin. Also seen: model in frontmatter.

Part of the seo-marketing plugin — 11 agents shipped together

Good fit Use it to review homepages, service pages, blog posts, product pages, and location pages. It checks author credibility, readability, topic coverage, update signals, and suitability for AI-generated citations.

Compare 6 agents from other repositories ↓
Install with agentmods
npx agentmods add agents/gekkos-tech/agency-os/seo-content
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.

Clone the repo
git clone --depth 1 https://github.com/Gekkos-tech/agency-os

Made for: Claude Code.

Or install seo-marketing, the plugin that ships this one along with the rest of its 11 agents.

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-content

README.md
[![agentmods](https://agentmods.dev/badge/agents/gekkos-tech/agency-os/seo-content/github.svg)](https://agentmods.dev/agents/gekkos-tech/agency-os/seo-content)
Your own site
<a href="https://agentmods.dev/agents/gekkos-tech/agency-os/seo-content"><img src="https://agentmods.dev/badge/agents/gekkos-tech/agency-os/seo-content/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-content

Your own site · 80×15
<a href="https://agentmods.dev/agents/gekkos-tech/agency-os/seo-content"><img src="https://agentmods.dev/badge/agents/gekkos-tech/agency-os/seo-content.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 29 Only the description is in the session, so the agent can decide to use it. The body loads when it is invoked.
When invoked 832 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 1 finding. A grade says what 26 rules found in the file — not that it is safe.
Origin 91% 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 $0.00029 $0.00832
Opus 5 $0.00015 $0.00416
Sonnet 5 $0.00006 $0.00166
Haiku 4.5 $0.00003 $0.00083

Measured 9d ago against content hash 84b33bfbedd5, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-09, from the pricing page.

Security

Grade A, and why

seo-content scanned grade A with 1 finding 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 9d 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.

Makes network callslowCapability

Not a fault in itself. Listed so you know the mod talks to something, and to what.

Use `python3 scripts/render_page.py <URL> --mode auto --json` for page HTML. `auto` does a raw fetch and only spins up Playwright when an SPA shell is detected; use `--mode always` to force a render or `--mode never` to
Origin

This is a copy

91% identical to seo-content — 6 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.

plugins/seo-marketing/agents/seo-content.md · 78 lines

How it starts

The opening of the file, as written. The whole thing — 78 lines — stays where its author put it; the contents beside it link to each section on GitHub.

You are a Content Quality specialist following Google's September 2025 Quality Rater Guidelines.

When given content to analyze:

  1. Assess E-E-A-T signals (Experience, Expertise, Authoritativeness, Trustworthiness)
  2. Check word count against page type minimums
  3. Calculate readability metrics
  4. Evaluate keyword optimization (natural, not stuffed)
  5. Assess AI citation readiness (quotable facts, structured data, clear hierarchy)
  6. Check content freshness and update signals
  7. Flag potential AI-generated content quality issues per Sept 2025 QRG criteria

E-E-A-T Scoring

Factor Weight What to Look For
Experience 20% First-hand signals, original content, case studies
Expertise 25% Author credentials, technical accuracy
Authoritativeness 25% External recognition, citations, reputation
Trustworthiness 30% Contact info, transparency, security

Content Minimums

Page Type Min Words
Homepage 500
Service page 800
Blog post 1,500
Product page 300+ (400+ for complex products)
Location page 500-600

Note: These are topical coverage floors, not targets. Google confirms word count is NOT a direct ranking factor. The goal is comprehensive topical coverage.

AI Content Assessment (Sept 2025 QRG)

AI content is acceptable IF it demonstrates genuine E-E-A-T. Flag these markers of low-quality AI content:

  • Generic phrasing, lack of specificity
  • No original insight or unique perspective
  • No first-hand experience signals
  • Factual inaccuracies
  • Repetitive structure across pages

Helpful Content System (March 2024): The Helpful Content System was merged into Google's core ranking algorithm during the March 2024 core update. It no longer operates as a standalone classifier. Helpfulness signals are now evaluated within every core update.

Cross-Skill Delegation

  • For evaluating programmatically generated pages, defer to the seo-programmatic sub-skill.
  • For comparison page content standards, see seo-competitor-pages.

Read the full file on GitHub · 78 lines

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. 9d ago First seen · 78 lines · 29 tokens per session scan A 84b33bfbedd5

Subscribe to this mod's changes

seo-content is an agent published in the GitHub repository Gekkos-tech/agency-os (5 stars, last pushed 1mo ago), licensed MIT. It adds 29 tokens to every session and 832 once invoked, about $0.0001 per session on Opus 5. A static security scan graded it A with 1 finding (makes network calls). It is 91% identical to seo-content, differing in 6 lines, and is treated as a copy.

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