Agent skill

Summarize

by openclaw in openclaw/openclaw

Summarize or transcribe URLs, YouTube/videos, podcasts, articles, transcripts, PDFs, and local files.

MITAuto-check passedMedia & Creative

Install Summarize

skills CLI
$ npx skills add openclaw/openclaw --skill summarize -a claude-code

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

GitHub CLI
$ gh skill install openclaw/openclaw summarize --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/openclaw/openclaw.git skills-src && mkdir -p .claude/skills && cp -r skills-src/skills/summarize .claude/skills/summarize && 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
summarize
GitHub stars
392k
Used in
1 other repo
Token cost
~531 tokens
SKILL.md length
148 words
Files
1
Skills in repo
93
Repo updated
First seen
Licence
MIT

At a glance

Summarize or transcribe URLs, YouTube/videos, podcasts, articles, transcripts, PDFs, and local files.

  • Tasks that involve Transcription
  • SKILL.md covers When to use (trigger phrases), Quick start, YouTube: summary vs transcript and Model + keys, plus 2 more sections
  • Reaches youtu.be; needs APIFY_API_TOKEN and OPENAI_API_KEY
  • Tasks that involve Podcasting

What it does

Summarize is an agent skill from openclaw/openclaw. Summarize or transcribe URLs, YouTube/videos, podcasts, articles, transcripts, PDFs, and local files.

Its SKILL.md is about 530 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 Media & Creative, covering Transcription and Podcasting. It works with YouTube and Apify. The repository describes itself as: The AI that really does things. Any OS. Any Platform. The lobster way. 🦞. The licence is MIT.

When your agent uses it

  • Tasks that involve Transcription
  • Tasks that involve Podcasting

Example prompts

  • “/summarize”

Requirements

  • A credential in OPENAI_API_KEY
  • A credential in ANTHROPIC_API_KEY

What it can do on your machine

Read from SKILL.md and the folder at commit 1eb5970. 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 (its code samples are bash and json).

    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:

    • youtu.be

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

  • Credentials

    Names these keys or tokens, usually read from environment variables:

    • APIFY_API_TOKEN
    • OPENAI_API_KEY
    • ANTHROPIC_API_KEY
    • XAI_API_KEY
    • GEMINI_API_KEY
    • GOOGLE_GENERATIVE_AI_API_KEY
    • GOOGLE_API_KEY
    • FIRECRAWL_API_KEY

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

Context cost

Summarize loads about 531 tokens when it runs. Until then it costs about 28 tokens; SKILL.md has 148 words of instructions outside code blocks.

Always · name and description, kept in context so the agent knows when to use it
~28
When it runs · the whole SKILL.md, loaded when a task matches
~531

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 openclaw/openclaw at commit 1eb5970, republished under its MIT licence (© openclaw). 148 words, ~531 tokens.

Download SKILL.mdSave it as .claude/skills/summarize/SKILL.md (or your agent's skills folder).
name
summarize
description
Summarize or transcribe URLs, YouTube/videos, podcasts, articles, transcripts, PDFs, and local files.
homepage
https://summarize.sh

Summarize

Fast CLI to summarize URLs, local files, and YouTube links.

When to use (trigger phrases)

Use this skill immediately when the user asks any of:

  • "use summarize.sh"
  • "what's this link/video about?"
  • "summarize this URL/article"
  • "transcribe this YouTube/video" (best-effort transcript extraction; no yt-dlp needed)

Quick start

bash
summarize "https://example.com"
summarize "/path/to/file.pdf"
summarize "https://youtu.be/dQw4w9WgXcQ" --youtube auto

YouTube: summary vs transcript

Best-effort transcript (URLs only):

bash
summarize "https://youtu.be/dQw4w9WgXcQ" --youtube auto --extract

If the user asked for a transcript but it's huge, return a tight summary first, then ask which section/time range to expand.

Model + keys

Set the API key for your chosen provider:

  • OpenAI: OPENAI_API_KEY
  • Anthropic: ANTHROPIC_API_KEY
  • xAI: XAI_API_KEY
  • Google: GEMINI_API_KEY (aliases: GOOGLE_GENERATIVE_AI_API_KEY, GOOGLE_API_KEY)

Default model is auto; config may choose the provider/model.

Useful flags

  • --length short|medium|long|xl|xxl|<chars>
  • --max-output-tokens <count>
  • --extract (print extracted content, no LLM summary)
  • --json (machine readable)
  • --firecrawl auto|off|always (fallback extraction)
  • --youtube auto (Apify fallback if APIFY_API_TOKEN set)

Config

Optional config file: ~/.summarize/config.json

json
{ "model": "openai/gpt-5.2" }

Optional services:

  • FIRECRAWL_API_KEY for blocked sites
  • APIFY_API_TOKEN for YouTube fallback

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

Files

Just SKILL.md in skills/summarize of openclaw/openclaw.

Open the folder on GitHubat commit 1eb5970

Used in 1 other repository

We found 1 copy of this SKILL.md (exact, near-identical or edited) in other folders, from 1 other GitHub owner. This page covers the copy in openclaw/openclaw, which our catalogue first saw on October 8, 2026.

Compare with similar skills

Summarize 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.

Summarize compared with similar skills
SkillStarsUsed inTokensAuto-checkLicenceRepo updated
Summarize this skillopenclaw/openclaw392k1 repos~531Automated safety check: PassMIT
Summarizetrpc-group/trpc-agent-go1.8k22 repos~552Automated safety check: PassApache-2.0
Summarizeswarmclawai/swarmclaw688—~531Automated safety check: PassMIT
Video Transcribewendy7756/AI-Video-Transcriber3.3k—~937Automated safety check: NotesApache-2.0
Podwisehardhackerlabs/podwise-cli411—~1.4kAutomated safety check: PassMIT
VideoiBigQiang/feedgrab614—~1.6kAutomated safety check: PassMIT

Similar skills

  • Summarize

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  • Summarize

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  • Video

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    614 GitHub stars~1.6k tokensUpdated 1 mo ago
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Works with

Questions about Summarize

What does Summarize do?

Summarize or transcribe URLs, YouTube/videos, podcasts, articles, transcripts, PDFs, and local files. Summarize is an agent skill from openclaw/openclaw. Summarize or transcribe URLs, YouTube/videos, podcasts, articles, transcripts, PDFs, and local files.

When should I use Summarize?

Summarize fits situations like: tasks that involve Transcription; tasks that involve Podcasting.

How do I install Summarize in Claude Code?

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

How do I install Summarize in Codex?

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

Can I use Summarize 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 openclaw/openclaw --skill summarize -a cursor` (or -a gemini-cli, github-copilot or opencode for the others). To copy it by hand, put the folder in .cursor/skills/summarize, .gemini/skills/summarize, .github/skills/summarize and .opencode/skills/summarize in your project.

What does Summarize need to run?

Going by SKILL.md and its folder, Summarize needs credentials named APIFY_API_TOKEN, OPENAI_API_KEY, ANTHROPIC_API_KEY and XAI_API_KEY. Our summary lists: A credential in OPENAI_API_KEY; A credential in ANTHROPIC_API_KEY.

Does Summarize access the network?

SKILL.md names 1 domain. In commands or code: youtu.be; the agent is likely to contact it when it follows the instructions. This is read from the text; nothing was executed.

Is Summarize 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 Summarize use?

Summarize is published under the MIT licence (the repository's licence). It allows redistribution, so the full SKILL.md is shown on this page.

How many tokens does Summarize use?

About 531 tokens (SKILL.md is roughly 2.1k 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 Summarize?

Skills that share tags, products or a category with Summarize: Summarize (trpc-group/trpc-agent-go, 1.8k stars), Summarize (swarmclawai/swarmclaw, 688 stars), Video Transcribe (wendy7756/AI-Video-Transcriber, 3.3k stars) and Podwise (hardhackerlabs/podwise-cli, 411 stars). The comparison table on this page puts their stars, adoption, token cost, safety result and licence side by side.

Who maintains Summarize?

openclaw (a GitHub organization) maintains it in openclaw/openclaw, which has 391,610 GitHub stars. The repository holds 93 skills in this directory. The repository was last updated on October 8, 2026.

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