youtube-viral-topic

Business

Find recent viral YouTube videos for account-growth topic selection. Use when the user asks for YouTube 爆款, YouTube hot videos, 起号选题 from YouTube, niche video references, recent high-view videos, or videos ranked by views, likes, comments, freshness, and topic relevance without low-follower filtering.

License unclear

QUICK START

How to use this skill

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Source SKILL.md: https://github.com/kangarooking/kangarooking-skills/blob/HEAD/viral-topic/youtube-viral-topic/SKILL.md

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YouTube Viral Topic

Use this skill to find recent YouTube videos that are already performing strongly in a niche. Do not make low-subscriber status the default logic.

Quick Start

Run the bundled script from this skill directory:

python3 scripts/search_youtube_viral_topic.py --topic "AI agent,Claude Code" --days 30 --min-views 10000 --limit 50 --format markdown

Required environment for live API calls:

export YOUTUBE_API_KEY="..."

You can also pass --api-key explicitly for one-off runs. Never write API keys into skill files or output artifacts.

Workflow

Convert the user's niche into concise query clusters.
Call YouTube search.list with type=video, order=viewCount, and publishedAfter for the requested recent window.
Deduplicate video ids across queries.
Batch-enrich videos through videos.list for statistics and metadata.
Batch-enrich channels through channels.list for public subscriber counts.
Filter only by viral strength:
- view_count >= --min-views
- like_count + comment_count * 2 >= --min-engagement only when the user sets --min-engagement
Rank by viral_score, then view_count, then like_view_rate.
Return JSON for automation or Markdown for human topic review.

Output Contract

Each result must preserve the source URL, video metrics, and optional channel context:

{
  "platform": "youtube",
  "content_id": "",
  "url": "",
  "title": "",
  "author_id": "",
  "author_name": "",
  "subscriber_count": 0,
  "published_at": "",
  "view_count": 0,
  "like_count": 0,
  "comment_count": 0,
  "hot_score": 0,
  "viral_score": 0,
  "evidence": []
}

For cross-platform tables, follower_count is still populated with YouTube channel subscribers when available, but it is not a default filter.

Read references/scoring.md before changing thresholds or combining YouTube results with other platforms.

Guardrails

Do not call the default output "low-fan" or "low-subscriber" results.
Treat subscriberCount as public rounded/abbreviated subscriber data, useful only as context.
If hiddenSubscriberCount is true or subscriber count is missing, keep the video eligible as long as it passes the viral filters.
Prefer API collection over browser scraping. Browser sessions should only be used when the user explicitly asks.
Use videos as topic signals, structure references, and hook references. Do not copy scripts or captions wholesale.