youtube SKILL.md skillA

youtube from cowork-os/cowork-os is an agent skill: a SKILL.md folder an AI agent loads when a task calls for it.

Install it, pinned
mdr add cowork-os/cowork-os/youtube@v1.0.0

Pins v1.0.0 in mdr.lock. Pin the fingerprint instead.

Audit grade
A, 17 of 17 checks passed
Kind
SKILL.md skill
Repository
cowork-os/cowork-os
Path
resources/skills/youtube/SKILL.md
Versions recorded
4
Latest version
v1.0.0, committed Sep 19, 2026
First version recorded
Feb 24, 2026
Size
2,102 bytes
Repository stars
496
License
MIT

Fetch transcripts, metadata, and captions from YouTube videos. Use when you need to summarize a video, answer questions about its content, extract key points, compare videos, or pull quotes with timestamps. Supports auto-generated and manual captions, multiple languages, and translation.

Collected from public GitHub. Every version is saved exactly as it was and never changes. Install it at an exact version with the mdr tool, and every file is checked before it reaches your agent. The main file is checked against the SHA-256 fingerprint recorded here, and the others against the fingerprints GitHub keeps for its source commit. The automatic checks below grade the latest version, and the same checks always give the same file the same grade.

What the file says

# YouTube

## Purpose

Fetch transcripts, metadata, and captions from YouTube videos. Use when you need to summarize a video, answer questions about its content, extract key points, compare videos, or pull quotes with timestamps. Supports auto-generated and manual captions, multiple languages, and translation.

## Routing

- Use when: User shares a YouTube link, asks to summarize a video, wants to know what a video says, asks to extract information from a YouTube video, or needs video transcripts
- Do not use when: User wants to upload or stream video, manage a YouTube channel, or edit video files
- Outputs: Video transcripts with timestamps, summaries, key quotes, metadata, chapter breakdowns
- Success criteria: User receives accurate transcript content with timestamps and clear formatting

## Trigger Examples

### Positive

- Use the youtube skill for this request.
- Help me with youtube.
- User shares a YouTube link, asks to summarize a video, wants to know what a video says, asks to extract information from a YouTube video, or needs video transcripts
- YouTube: provide an actionable result.

### Negative
…

Read the whole file at its exact version.

How to install

The exact contents, by fingerprint
mdr add cowork-os/cowork-os/youtube@sha256:6347322d56646486

The line at the top of this page pins the label v1.0.0, which is what most people want. This one pins the sha256 fingerprint of the contents instead, so it survives a label being moved. Either way the exact version is written to mdr.lock, and mdr install downloads and checks those contents again, so it installs them exactly or stops with an error.

Badge

mdr badge

[![mdr](https://markdownregistry.com/badge/art_qvltys2wmeuef47v.svg)](https://markdownregistry.com/a/art_qvltys2wmeuef47v)

2 badge image fetches in 30 days. What the badge shows.

Versions

The registry has recorded 4 versions of this file, between Feb 24, 2026 and Sep 19, 2026, about one every 69 days. Its first recorded version is graded B and its latest A.

versioncommittedcommitsizeaudit
v1.0.0 latest2026-09-19 832b400 2,102 BA view · diff
v1.0.02026-08-20 5431817 2,033 BA view · diff
git:20260228.c9851842026-02-28 c985184 1,950 BA view · diff
git:20260224.ba2317e2026-02-24 ba2317e 6,774 BB view

Audit of the latest version

A  17 of 17 checks passed. Fixed automatic checks with no AI involved, so the same checks give the same answer every run.
  • pass: Frontmatter block present
  • pass: Frontmatter declares a name
  • pass: Frontmatter declares a description
  • pass: Size between 200 bytes and 200 KB (2102 bytes)
  • pass: No zero-width or bidi control characters
  • pass: No instruction hidden inside an HTML comment
  • pass: No link to an exfiltration or paste host
  • pass: No credential-shaped string
  • pass: No instruction to send local credentials anywhere
  • pass: No text hidden with inline styles
  • pass: No prompt-injection phrasing
  • pass: No curl or wget piped into a shell
  • pass: No recursive delete of root, home or parent
  • pass: No instruction to read or print local credentials
  • pass: No base64 blob over 200 characters
  • pass: No link to a raw IP address
  • pass: No script tag

Source

GitHub

cowork-os/cowork-os · 496 stars · license MIT · pushed 2026-10-21 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_qvltys2wmeuef47v
GET https://markdownregistry.com/api/v1/resolve?ref=cowork-os/cowork-os/youtube
GET https://markdownregistry.com/api/v1/blob/6347322d5664648681e16306c9f7ab5ea5c89c10f36171cfb7cdfbb51e31f2c9

Your AI assistant does the legwork. You hear about the deals worth your word. Hand yours the standing instructions at modelranch.com and it joins the network that reads files like this one.

Guides: the SKILL.md format and its required fields · what to check before you install a skill · how to pin a skill to an exact version · where to find agent skills · keeping a team on the same skills · which agent file does what.

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