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npx skills add ...
Documentation
SKILL.md
npx skills add zeropointrepo/youtube-skills --skill youtube-playlist
Use when a YouTube playlist is involved: pasted playlist links or IDs, requests to list playlist videos, browse playlist contents, or work through a playlist for transcripts or research. Also use when the user wants all videos from a series, course, or collection. Not for creating playlists or account management.
npx skills add zeropointrepo/youtube-skills --skill youtube-playlist
Browse playlists and fetch transcripts via TranscriptAPI.com.
If $TRANSCRIPT_API_KEY is not set, read references/auth-setup.md and follow the instructions there to get and store the key.
Every request needs two headers:
Bearer $TRANSCRIPT_API_KEYHermesAgent/0.11.0, ClaudeCode/1.0). Version is optional — agent name alone is fine. Do not omit this header or send a bare default — Cloudflare will return a 403 (error code 1010) and block the request.Full OpenAPI spec: transcriptapi.com/openapi.json — consult this for the latest parameters and schemas.
Paginated playlist video listing (100 per page). Accepts playlist — a YouTube playlist URL or playlist ID.
| Param | Required | Validation |
|---|---|---|
playlist | conditional | Playlist URL or ID (PL/UU/LL/FL/OL prefix) |
continuation | conditional | non-empty string |
Provide exactly one of playlist or continuation, not both.
Accepted playlist ID prefixes:
PL — user-created playlistsUU — channel uploads playlistLL — liked videosFL — favoritesOL — other system playlistsResponse:
Pagination flow:
?playlist=PLxxx — returns first 100 videos + continuation_token?continuation=TOKEN — returns next 100 + new tokenhas_more: false or continuation_token: nullTo browse a channel's playlists first (1 credit/page), then list videos in one of them:
From https://www.youtube.com/playlist?list=PLrAXtmErZgOeiKm4sgNOknGvNjby9efdf, the playlist ID is PLrAXtmErZgOeiKm4sgNOknGvNjby9efdf. You can also pass the full URL directly to the playlist parameter.
| Code | Meaning | Action |
|---|---|---|
| 400 | Both or neither params | Provide exactly one of playlist or continuation |
| 402 | No credits | transcriptapi.com/billing |
| 403/1010 | Cloudflare block | Add or fix User-Agent header |
| 404 | Playlist not found | Check if playlist is public |
| 408 | Timeout | Retry once |
| 422 | Invalid playlist format | Must be a valid playlist URL or ID |
1 credit per page. Free tier: 100 credits, 300 req/min.
Every request in this file as a ready-to-run one-liner: references/curl-examples.md
{
"results": [
{
"videoId": "abc123xyz00",
"title": "Playlist Video Title",
"channelId": "UCuAXFkgsw1L7xaCfnd5JJOw",
"channelTitle": "Channel Name",
"channelHandle": "@handle",
"lengthText": "10:05",
"viewCountText": "1.5M views",
"thumbnails": [{ "url": "...", "width": 120, "height": 90 }],
"index": "0"
}
],
"playlist_info": {
"title": "Best Science Talks",
"numVideos": "47",
"description": "Top science presentations",
"ownerName": "TED",
"viewCount": "5000000"
},
"continuation_token": "4qmFsgKlARIYVVV1...",
"has_more": true
}# 1. List playlist videos
GET https://transcriptapi.com/api/v2/youtube/playlist/videos?playlist=PL_PLAYLIST_ID
Authorization: Bearer $TRANSCRIPT_API_KEY
User-Agent: YourAgent/1.0
# 2. Get transcript from a video in the playlist
GET https://transcriptapi.com/api/v2/youtube/transcript?video_url=VIDEO_ID&format=text&include_timestamp=true&send_metadata=true
Authorization: Bearer $TRANSCRIPT_API_KEY
User-Agent: YourAgent/1.0# 1. List the channel's playlists
GET https://transcriptapi.com/api/v2/youtube/channel/playlists?channel=@TED
Authorization: Bearer $TRANSCRIPT_API_KEY
User-Agent: YourAgent/1.0
# 2. List videos in the chosen playlist (playlistId from step 1)
GET https://transcriptapi.com/api/v2/youtube/playlist/videos?playlist=PLAYLIST_ID
Authorization: Bearer $TRANSCRIPT_API_KEY
User-Agent: YourAgent/1.0