Complete short-form video optimization for TikTok, Instagram Reels, YouTube Shorts, and Facebook Reels. PROACTIVELY activate for: (1) TikTok content strategy, (2) Instagram Reels optimization, (3) YouTube Shorts creation, (4) Facebook Reels strategy, (5) Short-form hook creation, (6) Vertical video best practices, (7) Trending audio selection, (8) Loop optimization, (9) Quick engagement tactics. Provides: Platform-specific length recommendations, algorithm insights, hook formulas, trending strategies, caption techniques, hashtag optimization, and posting schedules.
/plugin marketplace add JosiahSiegel/claude-plugin-marketplace/plugin install viral-video-master@claude-plugin-marketplaceThis skill inherits all available tools. When active, it can use any tool Claude has access to.
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Complete guide to creating viral short-form content across TikTok, Instagram Reels, YouTube Shorts, and Facebook Reels.
| Platform | Optimal Length | Peak Performance | Max Length |
|---|---|---|---|
| TikTok | 15-60 seconds | 15-30 seconds | 10 minutes |
| YouTube Shorts | 50-60 seconds | 55 seconds (3x views) | 3 minutes |
| Instagram Reels | 7-30 seconds | 30-90 seconds | 90 seconds |
| Facebook Reels | 15-30 seconds | 15-30 seconds | 90 seconds |
| Platform | Aspect Ratio | Resolution | File Format |
|---|---|---|---|
| TikTok | 9:16 | 1080x1920 | MP4, MOV |
| YouTube Shorts | 9:16 | 1080x1920 | MP4 |
| Instagram Reels | 9:16 | 1080x1920 | MP4, MOV |
| Facebook Reels | 9:16 | 1080x1920 | MP4 |
In 2025, attention spans have shortened to the point where you have just 1.3 seconds to stop the scroll and capture attention.
First 1.3 seconds: Scroll stop moment
|
v
First 3 seconds: 65% will watch 10+ seconds
|
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First 3 seconds: 45% will watch 30+ seconds
|
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Complete video: Algorithmic boost
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Replay: Maximum algorithmic favor
Second 1: Visual/Audio Grab
Second 2: Value Proposition
Second 3: Curiosity Gap
| Hook Type | Example | Best For |
|---|---|---|
| Curiosity | "Here's what no one tells you about..." | Educational |
| Controversy | "[Popular belief] is completely wrong" | Thought leadership |
| Story | "I was about to give up when..." | Personal brand |
| Result | [Show end result first] | Tutorials |
| FOMO | "Before this gets removed..." | Time-sensitive |
| Self-ID | "POV: You're someone who..." | Niche targeting |
Primary Signals:
Cold Start Testing:
Content Strategy:
Technical Optimization:
Engagement Tactics:
| Type | Examples | Purpose |
|---|---|---|
| Broad | #fyp, #foryou, #viral | Reach (debated effectiveness) |
| Category | #fitness, #cooking, #tech | Topical discovery |
| Niche | #beginneryoga, #airfryer | Targeted audience |
| Trending | [Check Creative Center] | Ride trend waves |
Optimal: 3-5 relevant hashtags mixing niche and category
Key Signals:
Unique Advantage:
Content Strategy:
Technical Optimization:
Monetization:
| CTA Type | Placement | Impact |
|---|---|---|
| Verbal | Last 3 seconds | Highest conversion |
| Text overlay | Throughout | Reinforcement |
| End screen | Final frame | Action driver |
| Pinned comment | After posting | Extended engagement |
Key Signals:
Algorithm Preference:
The 3/8/12 Rule:
Content Strategy:
Technical Optimization:
Structure:
Keyword Strategy:
Key Signals:
Content Strategy:
Technical Optimization:
Timing Critical:
| Platform | Method |
|---|---|
| TikTok | Creative Center, upward arrow indicator on sounds |
| Built-in leaderboard, trending section in audio library | |
| YouTube | YouTube Music trending, observation in Shorts feed |
Timing:
Selection:
Execution:
TikTok engagement weights:
| Action | Weight |
|---|---|
| Likes | 1 |
| Comments | 2 |
| Shares | 3 |
| Complete plays | 4 |
| Replays | 5 |
Technical Requirements:
Content Strategies:
| Metric | Improvement |
|---|---|
| Watch likelihood | 80% higher |
| Engagement | 40% increase |
| Watch time | 10% improvement |
| Retention | 27% higher |
Visual Styles:
Technical Best Practices:
| Platform | Note |
|---|---|
| TikTok | Algorithm reads caption text for categorization |
| 50% watch without sound (per Mosseri) | |
| YouTube | Closed captions improve SEO |
| Auto-captions available but manual is better |
TikTok:
Instagram:
Facebook Reels:
YouTube Shorts:
Consistency Beats Perfection:
Batch Content:
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