zens-ink

zens-ink is a skill for Claude Code from ZensInk/zens-ink-seo-package. It costs 229 tokens per session (2,928 once invoked), scanned A, original, MIT.

A collection of Python tools for search-engine optimisation, or SEO—the work of helping pages appear in search results. It covers keyword research, grouping, search-demand checks, and related site analysis.

In plain words
What is it for?
Use it to discover search phrases, group related keywords, assess opportunities, and run SEO checks from a project repository.
Why use it?
It brings several SEO research tasks into local command-line tools rather than requiring separate manual checks. The input does not provide enough detail to describe every tool accurately.

Skill for Claude Code

Written for Claude Code: allowed-tools in frontmatter. Also seen: mentions Codex.

Good fit Use it to discover search phrases, group related keywords, assess opportunities, and run SEO checks from a project repository.

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Install with agentmods
npx agentmods add skills/zensink/zens-ink-seo-package/zens-ink
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 ZensInk/zens-ink-seo-package --skill zens-ink
Clone the repo
git clone --depth 1 https://github.com/ZensInk/zens-ink-seo-package

Made for: Claude Code.

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 zens-ink

README.md
[![agentmods](https://agentmods.dev/badge/skills/zensink/zens-ink-seo-package/zens-ink/github.svg)](https://agentmods.dev/skills/zensink/zens-ink-seo-package/zens-ink)
Your own site
<a href="https://agentmods.dev/skills/zensink/zens-ink-seo-package/zens-ink"><img src="https://agentmods.dev/badge/skills/zensink/zens-ink-seo-package/zens-ink/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 zens-ink

Your own site · 80×15
<a href="https://agentmods.dev/skills/zensink/zens-ink-seo-package/zens-ink"><img src="https://agentmods.dev/badge/skills/zensink/zens-ink-seo-package/zens-ink.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 229 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 2,928 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 original 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 $0.00229 $0.02928
Opus 5.5 $0.00092 $0.01171
Sonnet 5.5 $0.00046 $0.00586
Haiku 4.5 $0.00023 $0.00293

Measured yesterday against content hash a0fb835a564f, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

zens-ink 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 yesterday.

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/zens-ink/SKILL.md · 331 lines

How it starts

The opening of the file, as written. The whole thing — 331 lines — stays where its author put it; the contents beside it link to each section on GitHub.

ZensInk — Free SEO Toolkit for Indie Builders

Setup (one-time)

pip install zens-ink

After install, zens-ink command is available globally. Verify:

zens-ink --help

All 13 tools can also be run as Python modules:

python3 -m zens_ink.keyword_research "tarot meaning"

The 16 Tools (site_audit now includes agent-readiness checks)

Keyword Discovery

1. keyword_research — Discover Keywords (FREE, no API key)

Mines Google Autocomplete for long-tail keyword variations.

zens-ink keyword_research "tarot meaning"
zens-ink keyword_research "tarot meaning" --expand    # a-z deep discovery
zens-ink keyword_research "塔罗牌" --lang zh            # Chinese keywords
zens-ink keyword_research "tarot meaning" --json        # JSON output
2. keyword_cluster — Semantic Grouping (FREE, no API key)

Groups raw keyword lists into topic clusters based on word overlap similarity.

echo "tarot reading\ntarot cards\nfree tarot" | zens-ink keyword_cluster --stdin
zens-ink keyword_cluster -f keywords.txt --threshold 0.2
zens-ink keyword_cluster -f keywords.txt --csv output.csv

Difficulty & Opportunity

3. kd — Keyword Difficulty (needs SERPER_API_KEY, free 2500/mo)

SERP structure analysis — no expensive Ahrefs DR data needed. Outputs GO / CAUTION / WAIT / AVOID.

zens-ink kd "tarot reading"
zens-ink kd "bazi calculator" --lang zh
4. kgr_auto — KGR Opportunity Scoring (FREE scoring, optional Bing key for volume)

Automated keyword opportunity scoring using the Keyword Golden Ratio methodology.

zens-ink kgr_auto "tarot" "tarot reading" "free tarot"
zens-ink kgr_auto -f keywords.txt

Search Volume

5. keyword_volume — Search Volume (needs BING_API_KEY, free)

Real monthly search volume from Bing Webmaster API.

zens-ink keyword_volume "tarot meaning" --lang en
6. brave_volume — Alternative Volume (needs BRAVE_API_KEY, free 2000/mo)

Supplements Bing volume data. Especially useful when Bing returns 0 for Chinese keywords.

Read the full file on GitHub · 331 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. yesterday First seen · 331 lines · 229 tokens per session scan A a0fb835a564f

Subscribe to this mod's changes

zens-ink is a skill published in the GitHub repository ZensInk/zens-ink-seo-package (53 stars, last pushed yesterday), licensed MIT. It adds 229 tokens to every session and 2,928 once invoked, about $0.0009 per session on Opus 5.5. 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 2026-10-15.

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