gs-cited-by

gs-cited-by is a skill for Claude Code from YuanyuanMa03/academic-research-skills. It costs 38 tokens per session (1,019 once invoked), scanned A, a copy of gs-cited-by, MIT.

A tool for finding academic papers that reference a particular paper in Google Scholar, a search engine for scholarly publications. It follows the paper's citation list to show later research that cites it.

In plain words
What is it for?
Use it to find follow-up studies, measure how research has been used, or trace a paper's citation chain from its title or Google Scholar identifier.
Why use it?
It avoids manually searching for a paper title and checking many results to discover related work. It also helps continue a literature search from one known paper.

Skill for Claude Code

Written for Claude Code: argument-hint in frontmatter.

Part of the gs-cited-by plugin — 1 skill shipped together

Good fit Use it to find follow-up studies, measure how research has been used, or trace a paper's citation chain from its title or Google Scholar identifier.

Compare 6 skills from other repositories ↓
Install with agentmods
npx agentmods add skills/yuanyuanma03/academic-research-skills/gs-cited-by
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 YuanyuanMa03/academic-research-skills --skill gs-cited-by
Clone the repo
git clone --depth 1 https://github.com/YuanyuanMa03/academic-research-skills

Made for: Claude Code.

Or install gs-cited-by, the plugin that ships this one along with the rest of its 1 skill.

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 gs-cited-by

README.md
[![agentmods](https://agentmods.dev/badge/skills/yuanyuanma03/academic-research-skills/gs-cited-by/github.svg)](https://agentmods.dev/skills/yuanyuanma03/academic-research-skills/gs-cited-by)
Your own site
<a href="https://agentmods.dev/skills/yuanyuanma03/academic-research-skills/gs-cited-by"><img src="https://agentmods.dev/badge/skills/yuanyuanma03/academic-research-skills/gs-cited-by/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 gs-cited-by

Your own site · 80×15
<a href="https://agentmods.dev/skills/yuanyuanma03/academic-research-skills/gs-cited-by"><img src="https://agentmods.dev/badge/skills/yuanyuanma03/academic-research-skills/gs-cited-by.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 38 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 1,019 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 97% 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 $0.00038 $0.01019
Opus 5 $0.00019 $0.00509
Sonnet 5 $0.00008 $0.00204
Haiku 4.5 $0.00004 $0.00102

Measured 12d ago against content hash 17c4b5ddb55e, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-12, from the pricing page.

Security

Grade A, and why

gs-cited-by 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

97% identical to gs-cited-by — 1 line 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/gs-cited-by/skills/gs-cited-by/SKILL.md · 105 lines

How it starts

The opening of the file, as written. The whole thing — 105 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Google Scholar — Cited By (Citation Tracking)

Find all papers that cite a given paper. Uses Google Scholar's cites parameter with the paper's cluster ID (data-cid).

Arguments

$ARGUMENTS can be:

  • A data-cid from a previous search result (e.g., TFS2GgoGiNUJ)
  • A paper title (will search first to find the data-cid)

Steps

Step 1: Resolve data-cid

If $ARGUMENTS is a data-cid (alphanumeric string, no spaces): use it directly.

If $ARGUMENTS is a title or description: first search to find the data-cid:

  1. Use gs-search with the title as keywords
  2. Match the target paper in results by title similarity
  3. Extract its dataCid

Step 2: Navigate to "Cited by" page

Use mcp__chrome-devtools__navigate_page:

  • url: https://scholar.google.com/scholar?cites={DATA_CID}&hl=en&num=10

Replace {DATA_CID} with the resolved cluster ID.

Step 3: Extract citing papers (evaluate_script)

Same extraction script as gs-search:

async () => {
  for (let i = 0; i < 20; i++) {
    if (document.querySelector('#gs_res_ccl') || document.querySelector('#gs_captcha_ccl')) break;
    await new Promise(r => setTimeout(r, 500));
  }

  if (document.querySelector('#gs_captcha_ccl') || document.body.innerText.includes('unusual traffic')) {
    return { error: 'captcha', message: 'Google Scholar requires CAPTCHA verification. Please complete it in your browser, then tell me to continue.' };
  }

  const items = document.querySelectorAll('#gs_res_ccl .gs_r.gs_or.gs_scl');
  const results = Array.from(items).map((item, i) => {
    const titleEl = item.querySelector('.gs_rt a');
    const meta = item.querySelector('.gs_a')?.textContent || '';
    const parts = meta.split(' - ');
    const authors = parts[0]?.trim() || '';
    const journalYear = parts[1]?.trim() || '';
    const citedByEl = item.querySelector('.gs_fl a[href*="cites"]');

    return {
      n: i + 1,
      title: titleEl?.textContent?.trim() || item.querySelector('.gs_rt')?.textContent?.trim() || '',
      href: titleEl?.href || '',
      authors,
      journalYear,
      citedBy: citedByEl?.textContent?.match(/\d+/)?.[0] || '0',
      dataCid: item.getAttribute('data-cid') || '',
      fullTextUrl: (item.querySelector('.gs_ggs a') || item.querySelector('.gs_or_ggsm a'))?.href || '',
      snippet: item.querySelector('.gs_rs')?.textContent?.trim()?.substring(0, 200) || ''
    };
  });

  const totalText = document.querySelector('#gs_ab_md')?.textContent?.trim() || '';
  const currentUrl = window.location.href;
  return { total: totalText, resultCount: results.length, currentUrl, results };
}

Read the full file on GitHub · 105 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. 12d ago First seen · 105 lines · 38 tokens per session scan A 17c4b5ddb55e

Subscribe to this mod's changes

gs-cited-by is a skill published in the GitHub repository YuanyuanMa03/academic-research-skills (63 stars, last pushed 22d ago), licensed MIT. It adds 38 tokens to every session and 1,019 once invoked, about $0.0002 per session on Opus 5. A static security scan graded it A with 0 findings. It is 97% identical to gs-cited-by, differing in 1 line, and is treated as a copy.

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