Agent skill

Content Summarizer

by charlie-chann in charlie-chann/ai-agent-langgraph-main

内容摘要与改写专家。将长文、网页、PDF、视频内容提炼为结构化摘要。适用于:信息压缩、快速阅读、内容复用. An agent skill from charlie-chann/ai-agent-langgraph-main.

No licenceAuto-check passedDocuments & Office

Install Content Summarizer

skills CLI
$ npx skills add charlie-chann/ai-agent-langgraph-main --skill content-summarizer -a claude-code

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

GitHub CLI
$ gh skill install charlie-chann/ai-agent-langgraph-main content-summarizer --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/charlie-chann/ai-agent-langgraph-main.git skills-src && mkdir -p .claude/skills && cp -r skills-src/skills/content-summarizer .claude/skills/content-summarizer && 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
content-summarizer
GitHub stars
114
Token cost
~219 tokens
SKILL.md length
40 words
Files
1
Skills in repo
8
Repo updated
First seen
Licence
None found

At a glance

内容摘要与改写专家。将长文、网页、PDF、视频内容提炼为结构化摘要。适用于:信息压缩、快速阅读、内容复用. An agent skill from charlie-chann/ai-agent-langgraph-main.

  • Works in 3 steps: summarize CLI(推荐) → Gemini 深度摘要 → 本地 Ollama(可选)
  • Documents & Office work in your project
  • SKILL.md covers 使用场景, 工具, 摘要风格 and 输出格式, plus 1 more section
  • Calls npx, node and ollama

What it does

Content Summarizer is an agent skill from charlie-chann/ai-agent-langgraph-main. 内容摘要与改写专家。将长文、网页、PDF、视频内容提炼为结构化摘要。适用于:信息压缩、快速阅读、内容复用。

Its SKILL.md is about 220 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 Documents & Office.

When your agent uses it

  • Documents & Office work in your project

Example prompts

  • “/content-summarizer”

Requirements

  • Node.js

Workflow steps

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

  1. summarize CLI(推荐)
  2. Gemini 深度摘要
  3. 本地 Ollama(可选)

What it can do on your machine

Read from SKILL.md and the folder at commit 3953a8f. 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

    Shell commands in SKILL.md call:

    • npx
    • node
    • ollama

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

  • Network

    No URLs in SKILL.md. Its commands use npx, which can reach the network depending on how they are called.

    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

Content Summarizer loads about 219 tokens when it runs. Until then it costs about 18 tokens; SKILL.md has 40 words of instructions outside code blocks.

Always · name and description, kept in context so the agent knows when to use it
~18
When it runs · the whole SKILL.md, loaded when a task matches
~219

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

Without a licence we can't republish the file, so here is its outline and opening line. It has 40 words (~219 tokens).

name
content-summarizer

Read the full SKILL.md on GitHub

Files

Just SKILL.md in skills/content-summarizer of charlie-chann/ai-agent-langgraph-main.

Open the folder on GitHubat commit 3953a8f

Compare with similar skills

Content Summarizer 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.

Content Summarizer compared with similar skills
SkillStarsUsed inTokensAuto-checkLicenceRepo updated
Content Summarizer this skillcharlie-chann/ai-agent-langgraph-main114—~219Automated safety check: PassNone
Markdown Article FormatterJimLiu/baoyu-skills27k6 repos~3.5kAutomated safety check: PassMIT
MarkitdownImCa0/just-laws78114 repos~3.2kAutomated safety check: NotesMIT
Obsidian MarkdownAtmosphere/atmosphere3.8k20 repos~1.3kAutomated safety check: PassApache-2.0
DOCXrvdbreemen/OTGW-firmware20733 repos~4.3kAutomated safety check: PassProprietary
Word Document Reader and WriterHKUDS/DeepTutor41k—~2.5kAutomated safety check: PassApache-2.0

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Questions about Content Summarizer

What does Content Summarizer do?

内容摘要与改写专家。将长文、网页、PDF、视频内容提炼为结构化摘要。适用于:信息压缩、快速阅读、内容复用. An agent skill from charlie-chann/ai-agent-langgraph-main. Content Summarizer is an agent skill from charlie-chann/ai-agent-langgraph-main.

When should I use Content Summarizer?

Content Summarizer fits situations like: documents & Office work in your project.

How do I install Content Summarizer in Claude Code?

Run `npx skills add charlie-chann/ai-agent-langgraph-main --skill content-summarizer -a claude-code`. Or copy the skill folder (skills/content-summarizer in charlie-chann/ai-agent-langgraph-main) into .claude/skills/content-summarizer in your project. Claude Code loads it when a task matches its description.

How do I install Content Summarizer in Codex?

Run `npx skills add charlie-chann/ai-agent-langgraph-main --skill content-summarizer -a codex`. Or copy the skill folder (skills/content-summarizer in charlie-chann/ai-agent-langgraph-main) into .agents/skills/content-summarizer in your project. Codex loads it when a task matches its description.

Can I use Content Summarizer 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 charlie-chann/ai-agent-langgraph-main --skill content-summarizer -a cursor` (or -a gemini-cli, github-copilot or opencode for the others). To copy it by hand, put the folder in .cursor/skills/content-summarizer, .gemini/skills/content-summarizer, .github/skills/content-summarizer and .opencode/skills/content-summarizer in your project.

What does Content Summarizer need to run?

Going by SKILL.md and its folder, Content Summarizer needs the command-line tools its instructions call (npx, node and ollama). Our summary lists: Node.js.

Does Content Summarizer access the network?

SKILL.md contains no URLs. Its commands use npx, which can reach the network depending on how they are called. This is read from the text; nothing was executed.

Is Content Summarizer 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 Content Summarizer use?

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

How many tokens does Content Summarizer use?

About 219 tokens (SKILL.md is roughly 876 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 Content Summarizer?

Skills that share tags, products or a category with Content Summarizer: Markdown Article Formatter (JimLiu/baoyu-skills, 27k stars), Markitdown (ImCa0/just-laws, 781 stars), Obsidian Markdown (Atmosphere/atmosphere, 3.8k stars) and DOCX (rvdbreemen/OTGW-firmware, 207 stars). The comparison table on this page puts their stars, adoption, token cost, safety result and licence side by side.

Who maintains Content Summarizer?

charlie-chann (a GitHub user) maintains it in charlie-chann/ai-agent-langgraph-main, which has 114 GitHub stars. The repository holds 8 skills in this directory. The repository was last updated on September 13, 2026.

Source: charlie-chann/ai-agent-langgraph-main on GitHub. Facts on this page come from the repository at the commit we read; the author's words are quoted as theirs.