xhs-cover

xhs-cover is a skill for Claude Code from chenxiachan/xhs-claude-skills. It costs 22 tokens per session (1,994 once invoked), scanned A, original, MIT.

Instructions for making Xiaohongshu cover images, where Xiaohongshu is a Chinese social platform focused on visual posts. The covers are built with HTML and CSS and captured as images with Playwright.

In plain words
What is it for?
Turning a short title into a cover image, selecting a visual style, and generating the final image through a browser screenshot.
Why use it?
They provide fixed visual styles and text rules so developers can create consistent social-media cover graphics.

Skill for Claude Code

Written for Claude Code: allowed-tools in frontmatter.

Part of the xhs-claude-skills plugin — 4 skills shipped together

Good fit Turning a short title into a cover image, selecting a visual style, and generating the final image through a browser screenshot.

Compare 6 skills from other repositories ↓
Install with agentmods
npx agentmods add skills/chenxiachan/xhs-claude-skills/xhs-cover
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 chenxiachan/xhs-claude-skills --skill xhs-cover
Clone the repo
git clone --depth 1 https://github.com/chenxiachan/xhs-claude-skills

Made for: Claude Code.

Or install xhs-claude-skills, the plugin that ships this one along with the rest of its 4 skills.

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 xhs-cover

README.md
[![agentmods](https://agentmods.dev/badge/skills/chenxiachan/xhs-claude-skills/xhs-cover/github.svg)](https://agentmods.dev/skills/chenxiachan/xhs-claude-skills/xhs-cover)
Your own site
<a href="https://agentmods.dev/skills/chenxiachan/xhs-claude-skills/xhs-cover"><img src="https://agentmods.dev/badge/skills/chenxiachan/xhs-claude-skills/xhs-cover/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 xhs-cover

Your own site · 80×15
<a href="https://agentmods.dev/skills/chenxiachan/xhs-claude-skills/xhs-cover"><img src="https://agentmods.dev/badge/skills/chenxiachan/xhs-claude-skills/xhs-cover.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 22 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 1,994 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. Third-party audits
  • NVIDIA SkillSpector pass 7 Sept 2026
How audits are shown
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 $0.00022 $0.01994
Opus 5 $0.00011 $0.00997
Sonnet 5 $0.00004 $0.00399
Haiku 4.5 $0.00002 $0.00199

Measured 12d ago against content hash 0b2ecc90bf91, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-12, from the pricing page.

Security

Grade A, and why

xhs-cover 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

Copies of this mod

1 near-identical copy found in the catalogue:

  • xhs-cover — 86% identical, 2 lines differ
skills/xhs-cover/SKILL.md · 179 lines

How it starts

The opening of the file, as written. The whole thing — 179 lines — stays where its author put it; the contents beside it link to each section on GitHub.

为用户生成一张小红书风格封面图。

输入

用户提供的内容: $ARGUMENTS

解析输入:

  • 标题文案(必须):从输入中提取核心文案,不超过 30 字
  • 风格(可选):--style 风格名,默认自动选择

可用风格

1. morandi(莫兰迪)

温柔高级,低饱和度,适合知识分享、方法论、生活方式

背景: linear-gradient(155deg, #f0e6d8, #e8dcd0, #d6cfc8)
主色: #c45c4a(暖红)
副色: #5b5080(灰紫)
辅助: #4a7a6a(灰绿)
文字: #3d3328(深棕)
标签背景: rgba(255,255,255,0.55)

2. academic(学术蓝)

冷静专业,适合论文解读、科研分享、技术分析

背景: linear-gradient(155deg, #e4eaf2, #d8e2ee, #cdd8e8)
主色: #2563eb(学术蓝)
副色: #7c3aed(紫)
辅助: #0891b2(青)
文字: #1e293b(深蓝灰)
标签背景: rgba(255,255,255,0.6)

3. dark(暗夜科技)

硬核科技感,适合 AI/编程/开源项目、技术深度内容

背景: linear-gradient(155deg, #1a1a2e, #16213e, #0f3460)
主色: #a78bfa(亮紫)
副色: #38bdf8(天蓝)
辅助: #34d399(绿)
文字: #f1f5f9(近白)
标签背景: rgba(255,255,255,0.08), border: rgba(255,255,255,0.2)

4. mint(薄荷清新)

清爽自然,适合工具推荐、效率方法、学习笔记

背景: linear-gradient(155deg, #ecfdf5, #e0f7ed, #d1f0e4)
主色: #059669(翠绿)
副色: #7c3aed(紫)
辅助: #d97706(琥珀)
文字: #1a3a2a(深绿灰)
标签背景: rgba(255,255,255,0.6)

5. sunset(日落暖橘)

温暖有活力,适合个人感悟、项目发布、里程碑分享

背景: linear-gradient(155deg, #fef3e2, #fde8d0, #fcdcc4)
主色: #ea580c(橘红)
副色: #7c3aed(紫)
辅助: #0891b2(青)
文字: #431407(深棕)
标签背景: rgba(255,255,255,0.55)

6. bw(极简黑白)

高级克制,适合观点输出、争议话题、深度思考

背景: linear-gradient(155deg, #f5f5f5, #ebebeb, #e0e0e0)
主色: #18181b(纯黑)
副色: #52525b(灰)
辅助: #a1a1aa(浅灰)
文字: #18181b(纯黑)
标签背景: rgba(255,255,255,0.7), border: #d4d4d8

生成流程

步骤 1:设计文案

从用户输入提取:

  • 主标题(最大字,1 行,核心概念/产品名/关键词)
  • 副标题(次大字,1-2 行,核心洞察或 tagline)
  • 标签(3 个功能/关键词标签,每个 2-4 字)
  • 角标(左上小字,身份标签如 OPEN SOURCE / 论文解读 / 工具推荐)
  • 底部(小字,3 个关键词用 · 分隔)

步骤 2:选择风格

  • 如果用户指定了 --style,使用对应风格
  • 否则根据内容自动选择:
    • 论文/科研 → academic
    • AI/编程/开源 → dark 或 morandi
    • 工具/效率 → mint
    • 个人感悟/发布 → sunset
    • 观点/思考 → bw

步骤 3:生成 HTML

写入 /tmp/xhs-cover.html,遵循以下模板结构:

<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<style>
  * { margin: 0; padding: 0; box-sizing: border-box; }
  body { width: 1080px; height: 1440px; overflow: hidden;
         font-family: -apple-system, "PingFang SC", "Helvetica Neue", sans-serif; }
  .canvas {
    width: 1080px; height: 1440px;
    background: {风格背景};
    display: flex; flex-direction: column; justify-content: center;
    padding: 60px 70px; gap: 36px; position: relative;
  }
  /* 角标 */
  .badge { display: inline-flex; align-items: center; gap: 10px;
           background: {主色 alpha 0.12}; border: 1.5px solid {主色 alpha 0.2};
           border-radius: 10px; padding: 12px 24px; font-size: 28px;
           font-weight: 700; color: {主色}; letter-spacing: 3px; width: fit-content; }
  /* 主标题行 */
  .title-row { display: flex; align-items: baseline; gap: 20px; white-space: nowrap; }
  .title-main { font-size: 120-130px; font-weight: 900; color: {主色}; letter-spacing: -2px; }
  .title-secondary { font-size: 110-120px; font-weight: 900; color: {副色}; }
  /* 分隔线 */
  .divider { width: 80px; height: 5px;
             background: linear-gradient(90deg, {主色}, {副色});
             border-radius: 3px; margin: 10px 0; }
  /* 副标题 */
  .tagline { font-size: 76-82px; font-weight: 800; color: {文字色};
             letter-spacing: 8px; line-height: 1.4; }
  .tagline .accent { color: {主色 或副色 淡化}; }
  /* 标签 */
  .chip { background: {标签背景}; border-radius: 14px; padding: 18px 32px;
          font-size: 34px; font-weight: 700; letter-spacing: 2px; }
  /* 底部 */
  .footer { font-size: 30px; color: {文字色 淡化}; font-weight: 600; letter-spacing: 2px; }
</style>
</head>
<body>
  <!-- 按上面的结构填充内容 -->
</body>
</html>

Read the full file on GitHub · 179 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 · 179 lines · 22 tokens per session scan A 0b2ecc90bf91

Subscribe to this mod's changes

xhs-cover is a skill published in the GitHub repository chenxiachan/xhs-claude-skills (416 stars, last pushed 29d ago), licensed MIT. It adds 22 tokens to every session and 1,994 once invoked, about $0.0001 per session on Opus 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 2026-08-30.

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