Agent skill

Linkbuilding

by inhouseseo in inhouseseo/superseo-skills

A skill your agent uses when planning link acquisition. An agent skill from inhouseseo/superseo-skills.

Apache-2.0Auto-check passedMarketing & SEO

Install Linkbuilding

skills CLI
$ npx skills add inhouseseo/superseo-skills --skill linkbuilding -a claude-code

Project install by default; add -g for ~/.claude/skills/.

GitHub CLI
$ gh skill install inhouseseo/superseo-skills linkbuilding --agent claude-code

Project scope by default; add --scope user for a personal install. Needs GitHub CLI 2.90.0 or later (public preview).

Manual copy
$ git clone --depth 1 https://github.com/inhouseseo/superseo-skills.git skills-src && mkdir -p .claude/skills && cp -r skills-src/skills/linkbuilding .claude/skills/linkbuilding && rm -rf skills-src

Use ~/.claude/skills/ instead of .claude/skills for a personal install. The folder must contain SKILL.md.

Claude Code skills documentation · loads skills from .claude/skills/

Facts

Skill name
linkbuilding
GitHub stars
352
Token cost
~1.7k tokens
SKILL.md length
850 words
Files
13 (incl. references)
Skills in repo
11
Repo updated
First seen
Licence
Apache-2.0

At a glance

A skill your agent uses when planning link acquisition. An agent skill from inhouseseo/superseo-skills.

  • Works in 4 steps: Phase Assessment → Phase-Appropriate Tactics → Anchor Text Safety → …
  • Planning link acquisition
  • SKILL.md covers Input, User context (optional), Role and Step 1: Phase Assessment, plus 6 more sections
  • Instructions only: no scripts, shell commands, URLs or credentials in SKILL.md

What it does

Linkbuilding is an agent skill from inhouseseo/superseo-skills. Use when planning link acquisition. Classifies the site's authority phase from site age and visible signals, then recommends phase-appropriate tactics from the bundled tactic playbook library. No backlink tool required.

Its SKILL.md is about 1.7k tokens, which your agent loads only when the skill is triggered. The skill folder holds 14 other files, including reference files (for example `references/anchor-text-safety-guide.md`, `references/link-velocity-redflags.md` and `references/phase-classification-tree.md`).

It sits in Marketing & SEO, covering Link building. The repository describes itself as: 11 Claude skills for SEO: page audits, linkbuilding, article writing, E-E-A-T audits, semantic gap analysis, link building. Methodology from Koray Tuğberk, Kyle Roof, and Lily…. The licence is Apache-2.0.

When your agent uses it

  • Planning link acquisition
  • Tasks that involve Link building

Example prompts

  • “/linkbuilding”

Workflow steps

4 steps, taken from the step headings in SKILL.md.

  1. Phase Assessment
  2. Phase-Appropriate Tactics
  3. Anchor Text Safety
  4. Output

What it can do on your machine

Read from SKILL.md and the folder at commit 9cf22cc. It shows what the files ask for, not the result of running them.

  • Tool permissions

    Pre-approves nothing: there is no allowed-tools line, so your agent's usual permission prompts apply.

    From allowed-tools in the SKILL.md frontmatter.

  • Runs code

    No scripts in the folder and no shell commands in SKILL.md.

    From the folder's file list and the shell code blocks in SKILL.md.

  • Network

    No URLs in SKILL.md.

    From URLs in SKILL.md, links to its own repository left out.

  • Credentials

    Names no API keys, tokens, secrets or passwords.

    From names ending in _API_KEY, _TOKEN, _SECRET, _KEY or _PASSWORD in SKILL.md.

Context cost

Linkbuilding loads about 1.7k tokens when it runs, and up to ~29k if it reads all its reference files. Until then it costs about 58 tokens; SKILL.md has 850 words of instructions outside code blocks.

Always · name and description, kept in context so the agent knows when to use it
~58
When it runs · the whole SKILL.md, loaded when a task matches
~1.7k
With references · SKILL.md plus every file in references/, read only if the agent opens them
~29k

Estimates: characters ÷ 4, the usual rule of thumb; real counts depend on the model's tokenizer. Scripts and assets cost tokens only if the agent reads them.

Safety

Auto-check passed

The automated check found no risky patterns in SKILL.md.

Automated static check — not a guarantee. Review scripts before installing. It scans the text of SKILL.md for risky patterns (piping downloads into a shell, reading credential files, hidden Unicode, destructive commands); files beside SKILL.md are not scanned.

SKILL.md

The full file from inhouseseo/superseo-skills at commit 9cf22cc, republished under its Apache-2.0 licence (© inhouseseo). 850 words, ~1,725 tokens.

Download SKILL.mdSave it as .claude/skills/linkbuilding/SKILL.md (or your agent's skills folder). This skill also uses 12 other files; get the full folder from GitHub.
name
linkbuilding
description
Use when planning link acquisition. Classifies the site's authority phase from site age and visible signals, then recommends phase-appropriate tactics from the bundled tactic playbook library. No backlink tool required.

A phase-appropriate link acquisition strategy with specific, executable tactics. The agent classifies your site's authority phase from what it can read (the domain, site age, what's on the homepage), then picks tactics from the 9 detailed playbooks in references/tactics/.

Input

Your domain or a URL (required). Optionally: your niche, what you sell, and any specific constraint ("I have no budget for outreach," "I already tried guest posting," etc.).

User context (optional)

If the user specifies an action, adapt accordingly:

  • "find easy link opportunities" → Focus on low-effort, high-conversion tactics: existing relationships, testimonials, citations, entity stacking
  • "help me with outreach" → Focus on outreach tactics: guest posting, resource pages. For each, provide search operators and pitch angles.
  • "create link-worthy content" → Focus on skyscraper content and statistics pages.
  • "plan a full strategy" → Run the full workflow below.

Role

You are a senior link building strategist with 10+ years building backlink profiles across new, growth, and authority-stage sites.

Step 1: Phase Assessment

Fetch the homepage of the domain. Google the brand name. From what you can see:

  • Site age — WHOIS or first Wayback Machine snapshot
  • Content volume — approximate pages indexed (site:domain.com)
  • Brand presence — does Google return a knowledge panel? A company card? Any news coverage?
  • Apparent size — solo / small team / established company

Classify the phase:

  • Foundation phase: new (< 1 year), thin content, no brand signals, likely DR 0-15
  • Growth phase: 1-3 years, 20-100 pages of content, some brand mentions, likely DR 16-40
  • Authority phase: 3+ years, established brand, knowledge panel, media mentions, likely DR 41+

State your reasoning, naming which signals you actually observed. If site age or indexed volume can't be verified, classify from the remaining signals and say so — don't present a guess as a measurement. If the signals are ambiguous, load references/phase-classification-tree.md for the full decision tree before falling back on asking the user.

Step 2: Phase-Appropriate Tactics

Before giving execution instructions for any tactic, load its full playbook from references/tactics/<slug>.md. The 9 tactics bundled in this repo:

Foundation phase (do first)
  • Entity stacking (entity-stacking.md) — Consistent brand presence on 20+ platforms (Google Business, LinkedIn, Crunchbase, Medium, GitHub, Wikidata). Expected: 20-30 referring domains month 1. The Wikidata entry is highest-leverage for entity recognition.
  • Citations and directories (citations-directories.md) — Industry and local directories. Chamber of Commerce links are DR 50-70, dofollow.
Growth phase (next)
  • Competitor backlink gap (competitor-backlink-gap.md) — Requires a backlink tool (Ahrefs/Moz). Domains linking to 2+ competitors but not to you are 3x more likely to convert than cold targets.
  • Guest posting (guest-posting.md) — Target DR 30+ sites with real traffic. Contextual in-article links are worth 5-10x more than bio links.
  • Resource pages (resource-pages.md) — Search intitle:resources [niche]. University pages (DR 70-90+) are gold. Pitch as gap-filler.
  • Skyscraper technique (skyscraper-technique.md) — Find the most-linked content in your niche, create something 10x better, reach out to everyone who linked to the original.
Authority phase (scale)
  • Strategic partnerships (strategic-partnerships.md) — Joint research, co-authored guides, integration pages. Integration page links are permanent and high-authority.
  • Podcast guesting (podcast-guesting.md) — Target shows in your niche with 1,000-10,000 listeners (the sweet spot — not saturated, not tiny). Host links in show notes are dofollow and high-authority.
Show full SKILL.md (338 more words)Show less
New site strategy
  • New site launch (new-site-launch-strategy.md) — The full 0-to-100 foundation playbook for a brand-new domain. Combines entity stacking, citations, first content, and realistic velocity.

Step 3: Anchor Text Safety

If the user can share anchor text distribution (from any backlink tool), compare against safe ranges:

  • Branded (business name, domain): 40-50%
  • Naked URL: 15-20%
  • Generic ("click here", "read more"): 15-20%
  • Partial match: 10-15%
  • Exact match: 3-5% MAX — over 5% is a penalty risk

If exact match > 5%: recommend branded/generic anchors for next 10-15 links before any outreach. For the full safety framework (why these ranges, what Penguin actually looks at, recovery playbook), load references/anchor-text-safety-guide.md.

If they can't share this data, skip this step.

Step 4: Output

Authority Phase Assessment

Phase classification with reasoning.

Matched to the phase. For each: tactic name, why it fits this phase, expected referring domains, time investment, specific first action to take. Reference the full playbook.

  • Month 1: 15-25 foundation links
  • Months 2-3: 5-10 quality links
  • Months 4-6: 8-15
  • Month 7+: 10-30

Red flags: 50+ in one month, all from the same country, spike in exact-match anchors. Load references/link-velocity-redflags.md for the full red-flag catalog and SpamBrain detection patterns when diagnosing a velocity penalty.

What to Ignore

  • Link farms, PBNs, link exchanges — Google SpamBrain detects these
  • Sites with no real traffic regardless of DR — focus on relevance + traffic
  • Mass directory submissions — quality directories only

Next Step

Once foundation links are built, a keyword deep dive on your biggest opportunity keyword will show which pages would benefit most from the new link equity.

Bundled references

Load from references/ only when the step or situation calls for them.

Tactic playbooks (references/tactics/) — load one before giving execution instructions for that tactic in Step 2:

  • entity-stacking.md, citations-directories.md, competitor-backlink-gap.md, guest-posting.md, resource-pages.md, skyscraper-technique.md, strategic-partnerships.md, podcast-guesting.md, new-site-launch-strategy.md

Diagnostic and safety references (references/):

  • phase-classification-tree.md — decision tree when Step 1 signals are ambiguous
  • anchor-text-safety-guide.md — full anchor safety framework and penalty recovery (Step 3)
  • link-velocity-redflags.md — velocity red flags and SpamBrain patterns (diagnosing a traffic drop that looks link-related)

© inhouseseo, Apache-2.0. Rendered from Markdown: HTML in the file is shown as text, images as links, and headings moved down two levels. Raw file

Files

SKILL.md and 12 other files (references) in skills/linkbuilding of inhouseseo/superseo-skills.

  • SKILL.md
  • references/anchor-text-safety-guide.md
  • references/link-velocity-redflags.md
  • references/phase-classification-tree.md
  • references/tactics/citations-directories.md
  • references/tactics/competitor-backlink-gap.md
  • references/tactics/entity-stacking.md
  • references/tactics/guest-posting.md
  • references/tactics/new-site-launch-strategy.md
  • references/tactics/podcast-guesting.md
  • references/tactics/resource-pages.md
  • references/tactics/skyscraper-technique.md
  • references/tactics/strategic-partnerships.md

Open the folder on GitHubat commit 9cf22cc

Compare with similar skills

Linkbuilding next to the 5 skills that share the most tags, products or categories with it. Stars are the repository's; “used in” counts other GitHub owners with a copy.

Linkbuilding compared with similar skills
SkillStarsUsed inTokensAuto-checkLicenceRepo updated
Linkbuilding this skillinhouseseo/superseo-skills352—~1.7kAutomated safety check: PassApache-2.0
FLOW SEO FrameworkAgriciDaniel/claude-seo19k2 repos~1.4kAutomated safety check: PassMIT
SEO DataforseoAgriciDaniel/codex-seo7992 repos~4.6kAutomated safety check: PassMIT
Backlink CheckRyze-AI-Adgent/open-seo-mcp-skills4.7k—~515Automated safety check: PassMIT
Beyondseobeyondtahir/beyondseo161—~4.3kAutomated safety check: PassMIT
Webobsidianxnohat/webobsidian268—~2.1kAutomated safety check: PassMIT

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Categories

Questions about Linkbuilding

What does Linkbuilding do?

A skill your agent uses when planning link acquisition. An agent skill from inhouseseo/superseo-skills. Linkbuilding is an agent skill from inhouseseo/superseo-skills. Use when planning link acquisition.

When should I use Linkbuilding?

Linkbuilding fits situations like: planning link acquisition; tasks that involve Link building.

How do I install Linkbuilding in Claude Code?

Run `npx skills add inhouseseo/superseo-skills --skill linkbuilding -a claude-code`. Or copy the skill folder (skills/linkbuilding in inhouseseo/superseo-skills) into .claude/skills/linkbuilding in your project. Claude Code loads it when a task matches its description.

How do I install Linkbuilding in Codex?

Run `npx skills add inhouseseo/superseo-skills --skill linkbuilding -a codex`. Or copy the skill folder (skills/linkbuilding in inhouseseo/superseo-skills) into .agents/skills/linkbuilding in your project. Codex loads it when a task matches its description.

Can I use Linkbuilding in Cursor, Gemini CLI or GitHub Copilot?

Cursor, Gemini CLI, GitHub Copilot and OpenCode also load SKILL.md folders. With the skills CLI, run `npx skills add inhouseseo/superseo-skills --skill linkbuilding -a cursor` (or -a gemini-cli, github-copilot or opencode for the others). To copy it by hand, put the folder in .cursor/skills/linkbuilding, .gemini/skills/linkbuilding, .github/skills/linkbuilding and .opencode/skills/linkbuilding in your project.

What does Linkbuilding need to run?

SKILL.md names no scripts, command-line tools or credentials: Linkbuilding is instructions for the agent only.

Does Linkbuilding access the network?

SKILL.md contains no URLs. Any network use would come from the scripts or tools the agent runs. This is read from the text; nothing was executed.

Is Linkbuilding safe to install?

Our automated static check of SKILL.md found no risky patterns, such as piping downloads into a shell, reading credential files or hidden Unicode. It is not a guarantee. Review the folder before installing.

What licence does Linkbuilding use?

Linkbuilding is published under the Apache-2.0 licence (the repository's licence). It allows redistribution, so the full SKILL.md is shown on this page.

How many tokens does Linkbuilding use?

About 1.7k tokens (SKILL.md is roughly 6.9k characters). Agents keep only the skill's name and description in context until a task matches; then they load SKILL.md in full. Its references folder adds about 28k tokens, read only when the agent opens those files.

What are the alternatives to Linkbuilding?

Skills that share tags, products or a category with Linkbuilding: FLOW SEO Framework (AgriciDaniel/claude-seo, 19k stars), SEO Dataforseo (AgriciDaniel/codex-seo, 799 stars), Backlink Check (Ryze-AI-Adgent/open-seo-mcp-skills, 4.7k stars) and Beyondseo (beyondtahir/beyondseo, 161 stars). The comparison table on this page puts their stars, adoption, token cost, safety result and licence side by side.

Who maintains Linkbuilding?

inhouseseo (a GitHub user) maintains it in inhouseseo/superseo-skills, which has 352 GitHub stars. The repository holds 11 skills in this directory. The repository was last updated on September 3, 2026.

Source: inhouseseo/superseo-skills on GitHub. Facts on this page come from the repository at the commit we read; the author's words are quoted as theirs.