Agent skill

Structured Data

by cognyai in cognyai/claude-code-marketing-skills

Schema.org Structured Data Reference — JSON-LD examples for every major schema type, rich results eligibility, testing tools, and implementation patterns

No licenceAuto-check: notesMarketing & SEO

Install Structured Data

skills CLI
$ npx skills add cognyai/claude-code-marketing-skills --skill structured-data -a claude-code

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

GitHub CLI
$ gh skill install cognyai/claude-code-marketing-skills structured-data --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/cognyai/claude-code-marketing-skills.git skills-src && mkdir -p .claude/skills && cp -r skills-src/skills/structured-data .claude/skills/structured-data && 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
structured-data
GitHub stars
104
Token cost
~5.9k tokens
SKILL.md length
1,096 words
Files
1
Skills in repo
52
Repo updated
First seen
Licence
None found

At a glance

Schema.org Structured Data Reference — JSON-LD examples for every major schema type, rich results eligibility, testing tools, and implementation patterns

  • Tasks that involve Schema markup
  • SKILL.md covers Usage, Instructions, What Structured Data Does and Formats, plus 3 more sections
  • Reaches schema.org and cogny.com

What it does

Structured Data is an agent skill from cognyai/claude-code-marketing-skills. Schema.org Structured Data Reference — JSON-LD examples for every major schema type, rich results eligibility, testing tools, and implementation patterns

Its SKILL.md is about 5.9k tokens, which your agent loads only when the skill is triggered. It is a single SKILL.md file with no bundled scripts.

It sits in Marketing & SEO, covering Schema markup. The repository describes itself as: Marketing skills for Claude Code — SEO audits and implementation, ad analysis, ad optimization. Free skills need no account. $9/mo for live Search Console, Bing & LinkedIn data.

When your agent uses it

  • Tasks that involve Schema markup

Example prompts

  • “/structured-data”

Requirements

  • Pre-approved tools (allowed-tools): WebFetch, WebSearch, Bash, Read, Write, mcp__cogny__search_console__tool_list_properties, mcp__cogny__search_console__tool_get_search_analytics, mcp__cogny__search_console__tool_inspect_url

What it can do on your machine

Read from SKILL.md and the folder at commit a062fb4. It shows what the files ask for, not the result of running them.

  • Tool permissions

    Pre-approves these tools, so the agent can use them without asking each time:

    • WebFetch
    • WebSearch
    • Bash
    • Read
    • Write
    • mcp__cogny__search_console__tool_list_properties
    • mcp__cogny__search_console__tool_get_search_analytics
    • mcp__cogny__search_console__tool_inspect_url

    From allowed-tools in the SKILL.md frontmatter.

  • Runs code

    No scripts in the folder and no shell commands in SKILL.md (its code samples are json, html, typescript and php).

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

  • Network

    Hosts in commands or code, which the agent is likely to contact:

    • schema.org
    • cogny.com
    • twitter.com
    • linkedin.com
    • github.com
    • nordiccoffee.se
    • growthhackers.se
    • youtube.com

    Also links to:

    • search.google.com
    • validator.schema.org
    • developers.google.com

    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

Structured Data loads about 5.9k tokens when it runs. Until then it costs about 42 tokens; SKILL.md has 1,096 words of instructions outside code blocks.

Always · name and description, kept in context so the agent knows when to use it
~42
When it runs · the whole SKILL.md, loaded when a task matches
~5.9k

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: notes

The automated check noted patterns worth knowing about, such as sudo or a known installer.

  • NotePre-approves every shell command (allowed-tools: Bash)SKILL.md
    allowed-tools: WebFetch, WebSearch, Bash, Read, Write, mcp__cogny__search_console__tool_list_properties, mcp__cogny

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

Without a licence we can't republish the file, so here is its outline and opening line. It has 1,096 words (~5,927 tokens).

“Complete reference for Schema.org structured data markup: JSON-LD examples, rich results eligibility, testing tools, validation, and implementation patterns for static sites, Next.js, React, and WordPress.”

— opening of SKILL.md by cognyai
name
structured-data
allowed-tools
WebFetch, WebSearch, Bash, Read, Write, mcp__cogny__search_console__tool_list_properties, mcp__cogny__search_console__tool_get_search_analytics, mcp__cogny__search_console__tool_inspect_url
version
1.0.0
author
Cogny AI
user-invocable
true
argument-hint
<schema type or topic>

Read the full SKILL.md on GitHub

Files

Just SKILL.md in skills/structured-data of cognyai/claude-code-marketing-skills.

Open the folder on GitHubat commit a062fb4

Compare with similar skills

Structured Data 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.

Structured Data compared with similar skills
SkillStarsUsed inTokensAuto-checkLicenceRepo updated
Structured Data this skillcognyai/claude-code-marketing-skills104—~5.9kAutomated safety check: NotesNone
SEO GeoReScienceLab/opc-skills1.8k4 repos~2.1kAutomated safety check: PassApache-2.0
GEO-First SEO Audit Toolzubair-trabzada/geo-seo-claude11k—~2.8kAutomated safety check: NotesMIT
SEO Audit with Search Consolenowork-studio/notfair-plugin3.9k1 repos~15kAutomated safety check: WarnMIT
Schema Markupfreekmurze/dotfiles1k14 repos~1.2kAutomated safety check: PassNone
SEO Optimizerailabs-393/ai-labs-claude-skills4541 repos~3.2kAutomated safety check: PassMIT

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Categories

Questions about Structured Data

What does Structured Data do?

Schema.org Structured Data Reference — JSON-LD examples for every major schema type, rich results eligibility, testing tools, and implementation patterns. Structured Data is an agent skill from cognyai/claude-code-marketing-skills.

When should I use Structured Data?

Structured Data fits situations like: tasks that involve Schema markup.

How do I install Structured Data in Claude Code?

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

How do I install Structured Data in Codex?

Run `npx skills add cognyai/claude-code-marketing-skills --skill structured-data -a codex`. Or copy the skill folder (skills/structured-data in cognyai/claude-code-marketing-skills) into .agents/skills/structured-data in your project. Codex loads it when a task matches its description.

Can I use Structured Data 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 cognyai/claude-code-marketing-skills --skill structured-data -a cursor` (or -a gemini-cli, github-copilot or opencode for the others). To copy it by hand, put the folder in .cursor/skills/structured-data, .gemini/skills/structured-data, .github/skills/structured-data and .opencode/skills/structured-data in your project.

What does Structured Data need to run?

SKILL.md names no scripts, command-line tools or credentials: Structured Data is instructions for the agent only. Its frontmatter pre-approves these tools: WebFetch, WebSearch, Bash, Read, Write, mcp__cogny__search_console__tool_list_properties, mcp__cogny__search_console__tool_get_search_analytics, mcp__cogny__search_console__tool_inspect_url.

Does Structured Data access the network?

SKILL.md names 11 domains. In commands or code: schema.org, cogny.com, twitter.com, linkedin.com, github.com, nordiccoffee.se, growthhackers.se and youtube.com; the agent is likely to contact these when it follows the instructions. As links in the text: search.google.com, validator.schema.org and developers.google.com. This is read from the text; nothing was executed.

Is Structured Data safe to install?

Our automated static check of SKILL.md found notes only (pre-approves every shell command (allowed-tools: bash)), nothing it rates as a warning. It is not a guarantee. Review the folder before installing.

What licence does Structured Data use?

No licence was found for Structured Data or its repository. Without one, default copyright applies: ask the author before reusing or redistributing it.

How many tokens does Structured Data use?

About 5.9k tokens (SKILL.md is roughly 24k characters). Agents keep only the skill's name and description in context until a task matches; then they load SKILL.md in full.

What are the alternatives to Structured Data?

Skills that share tags, products or a category with Structured Data: SEO Geo (ReScienceLab/opc-skills, 1.8k stars), GEO-First SEO Audit Tool (zubair-trabzada/geo-seo-claude, 11k stars), SEO Audit with Search Console (nowork-studio/notfair-plugin, 3.9k stars) and Schema Markup (freekmurze/dotfiles, 1k stars). The comparison table on this page puts their stars, adoption, token cost, safety result and licence side by side.

Who maintains Structured Data?

cognyai (a GitHub organization) maintains it in cognyai/claude-code-marketing-skills, which has 104 GitHub stars. The repository holds 52 skills in this directory. The repository was last updated on June 16, 2026.

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