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Viral Video Platform Algorithms

  • 56 installs
  • 50 repo stars
  • Updated June 18, 2026
  • josiahsiegel/claude-plugin-marketplace

Helps with ai & agent building tasks.

About

viral-video-platform-algorithms is a Claude Code skill in the AI & Agent Building category.

  • viral-video-platform-algorithms
  • AI & Agent Building
  • AI-coding skill

Viral Video Platform Algorithms by the numbers

  • 56 all-time installs (skills.sh)
  • +4 installs in the week ending Aug 2, 2026 (Skillselion tracking)
  • Ranked #6,750 of 16,546 AI & Agent Building skills by installs in the Skillselion catalog
  • Data as of Aug 3, 2026 (Skillselion catalog sync)
npx skills add https://github.com/josiahsiegel/claude-plugin-marketplace --skill viral-video-platform-algorithms

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Installs56
repo stars50
Last updatedJune 18, 2026
Repositoryjosiahsiegel/claude-plugin-marketplace

What it does

Helps with ai & agent building tasks.

Files

SKILL.mdMarkdownGitHub ↗

CRITICAL GUIDELINES

Windows File Path Requirements

MANDATORY: Always Use Backslashes on Windows for File Paths

When using Edit or Write tools on Windows, you MUST use backslashes (\) in file paths, NOT forward slashes (/).

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Platform Algorithms Deep Dive (2025-2026)

Complete guide to understanding and optimizing for TikTok, YouTube, Instagram, and Facebook algorithms.

Algorithm Fundamentals

How Social Algorithms Work

All major platforms use similar principles:

1. Content Analysis: What is the video about? 2. User Signals: How do viewers interact? 3. Creator Signals: Creator history and behavior 4. Distribution: Who should see this content? 5. Feedback Loop: Performance adjusts distribution

Universal Algorithm Truths

Platforms Want:

  • Users to stay on platform longer
  • High engagement (interactions)
  • Quality content that satisfies users
  • Diverse content discovery

What Drives Distribution:

  • Watch time (how long people watch)
  • Engagement depth (comments > likes)
  • Completion rates (especially for short-form)
  • Sharing behavior
  • Return visits

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TikTok Algorithm (2025)

Algorithm Signals

SignalWeightDescription
Watch TimeHighestTotal seconds watched
Completion RateVery High% of video watched
ReplaysHighVideo watched multiple times
SharesHighDirect shares to others
CommentsMedium-HighWritten engagement
FollowsMediumNew followers from video
LikesLower (2025)Heart button taps

2025 Update: Shallow interactions (likes) have reduced weight compared to deeper signals like watch time and replays.

TikTok's Cold Start System

How New Videos Are Tested:

1. Video published 2. Shown to 200-500 initial viewers 3. Performance measured against benchmarks 4. Strong performance = expanded distribution 5. Weak performance = limited to followers

Cold Start Success Factors:

  • First 3 seconds retention
  • Completion rate vs video length
  • Early engagement velocity
  • Replay rate

TikTok Content Preferences

Algorithm Favors:

  • Family-friendly content
  • Positive emotional tone
  • Educational value
  • Authentic creator content
  • Micro-niche targeting
  • Trending sound usage

Algorithm Deprioritizes:

  • Controversial/negative content
  • Duplicated content
  • Low-quality production
  • Misleading thumbnails
  • Watermarked content from other platforms

Micro-Niche Prioritization

2025 Algorithm Change: TikTok now heavily favors micro-niche over broad appeal.

Benefits:

  • Specialized content sees 2.5x better distribution
  • Algorithm micro-categorizes: "beginner leg workouts for women" vs just "fitness"
  • Niche authority = more algorithm push for new content

Strategy:

  • Define specific niche clearly
  • Use niche-specific language and hashtags
  • Build authority in one area before expanding
  • Let algorithm understand your content category

TikTok For You Page (FYP)

How Videos Reach FYP:

1. Initial Test: Small audience batch 2. Performance Check: Engagement metrics evaluated 3. Expanded Test: Larger audience if metrics strong 4. FYP Placement: Continued performance = broader FYP reach 5. Ongoing: Performance at each level determines next reach

FYP Success Factors:

  • Hook in first 1.3 seconds
  • High completion rate
  • Strong replay rate
  • Trending sound usage
  • Relevant hashtags

TikTok Hashtag Strategy

Hashtag TypePurposeExamples
Broad/TrendingReach attempt#fyp, #viral
CategoryTopic discovery#fitness, #cooking
NicheTargeted audience#beginneryoga, #airfryer
BrandedCampaign tracking#YourBrandChallenge

Optimal Strategy:

  • 3-5 hashtags per video
  • Mix of niche and category
  • Quality over quantity
  • Trending hashtags increase engagement 23%

TikTok Posting Schedule

MetricValue
Recommended frequency1-4 times daily
Views in first 24 hours68%
Peak window improvement30% better results
Growth with 2-4x daily2.5x higher follower growth

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YouTube Algorithm (2025)

Long-Form Algorithm Signals

SignalWeightDescription
Watch TimeHighestTotal minutes watched
Audience RetentionVery High% of video watched
Click-Through RateVery HighClicks / Impressions
Session TimeHighTime viewer stays on YouTube
EngagementMediumLikes, comments, shares
Subscriber ActionsMediumNew subs, bell clicks

YouTube Shorts Algorithm

SignalWeightDescription
Watch TimeHighestPer-video and cumulative
Completion RateVery HighEssential for short-form
EngagementHighAll interaction types
Swipe-Away RateHighInverse signal (lower = better)

Shorts + Long-Form Connection:

  • Shorts help identify resonant audiences
  • Algorithm recommends long-form to Shorts viewers
  • Combined strategy = 41% faster channel growth

YouTube Discovery Mechanism

Where Videos Are Discovered:

SourceDescription
Home FeedPersonalized recommendations
SearchKeyword-based discovery
SuggestedAfter/alongside other videos
Browse FeaturesTrending, playlists
NotificationsSubscriber alerts
ExternalGoogle search, social shares

YouTube SEO Signals

Ranking Factors:

FactorImportance
Watch timeMost important
Click-through rateVery important
EngagementImportant
Keywords (title, description)Important
Closed captions94% of top videos have them
Video length8-9 minutes best for search

SEO Statistics:

  • 25%+ of Google searches include video snippets
  • Videos can get 2-5x more views from Google ranking
  • Top-ranking videos average 29 months in age

YouTube Posting Schedule

DayBest TimeNotes
Tuesday6-9 PMPeak performance
Wednesday6-9 PMPeak performance
All weekdays12-3 PMGood secondary window
Friday-SaturdayAfternoonBroader engagement window

YouTube Algorithm Optimization

Key Strategies:

1. Maximize Watch Time

  • Front-load value
  • Eliminate dead time
  • Use pattern interrupts

2. Optimize CTR

  • Test thumbnails (up to 3 variants)
  • Compelling titles
  • Curiosity without clickbait

3. Increase Session Time

  • End screens with relevant videos
  • Playlist optimization
  • Content series

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Instagram Algorithm (2025-2026)

Instagram Reels Algorithm

SignalWeightDescription
Topic ClarityVery HighClear content categorization
EngagementHighSaves, shares, comments, likes
Watch TimeHighDuration viewed
Follows from ReelHighAudience growth signal
Audio UsageMediumTrending audio preference

December 2025 Algorithm Update

Key Change: Topic Clarity Emphasis

Instagram now prioritizes content that can be clearly categorized by topic.

Impact:

  • Clear niche content gets better distribution
  • Mixed-topic creators may see reduced reach
  • Keyword optimization becoming more important

The 3/8/12 Rule

Instagram's content evaluation framework:

TimeCheckpointAlgorithm Action
3 secondsHook evaluationContinue or abandon
8 secondsInterest deepeningEngagement prediction
12+ secondsValue deliveryDistribution decision

Instagram Trial Reels

New Feature (2025): Test content without risking engagement metrics.

Benefits:

  • Risk-free experimentation
  • No negative impact on feed
  • Learn what works before full publish
  • Test hooks, formats, topics

Instagram Hashtag Evolution

2025 Shift: Instagram moving from hashtags to keyword-based SEO.

New Strategy:

  • Focus on keywords in caption
  • Reduce hashtag quantity (3-5 vs 30)
  • Posts with at least one hashtag: 12.6% more engagement
  • Think "what would someone search for?"

Instagram Posting Schedule

DayBest TimeNotes
Tuesday11 AM - 6 PMPeak engagement
Wednesday11 AM - 6 PMPeak engagement
Thursday11 AM - 6 PMPeak engagement

Best Practices:

  • Consistency matters more than perfect timing
  • 1-2 Reels daily recommended
  • Test different times with your audience

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Facebook Reels, Platform Comparison & Optimization Framework

Detailed Facebook Reels algorithm notes, cross-platform comparison matrix, algorithm optimization framework, and upcoming changes to watch live in references/facebook-comparison-optimization.md. Load that reference when comparing platform tradeoffs or adapting one asset across multiple algorithms.

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Quick Reference

Algorithm Success Checklist

TikTok:

  • [ ] Hook in 1.3 seconds
  • [ ] Trending or appropriate sound
  • [ ] 3-5 relevant hashtags
  • [ ] Clear niche focus
  • [ ] High completion potential

YouTube:

  • [ ] Compelling thumbnail (test 3 variants)
  • [ ] Keyword-optimized title/description
  • [ ] Strong hook (5-10 seconds)
  • [ ] Closed captions included
  • [ ] End screens/cards configured

Instagram:

  • [ ] Clear topic/niche
  • [ ] 3/8/12 structure
  • [ ] Keyword-rich caption
  • [ ] 3-5 relevant hashtags
  • [ ] Sound-off friendly (captions)

Facebook:

  • [ ] Share-worthy content
  • [ ] Conversation starters
  • [ ] Vertical format (9:16)
  • [ ] Weekend timing considered
  • [ ] Native upload (not cross-posted link)

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