When the user wants to create TikTok video captions, scripts, or optimize for TikTok. Also use when the user mentions "TikTok post," "TikTok caption," "TikTok video," "post to TikTok," "TikTok script," "TikTok content," "TikTok copy," "TikTok hashtags," or "TikTok marketing." For TikTok ads, use tiktok-ads.
Install
npx skills add https://github.com/kostja94/marketing-skills --skill tiktok-captionsPlatforms: TikTok
Guides TikTok caption and video script creation. Use for generating publish-ready captions and video specs. Suitable for copy agents, video agents (format, length), and design agents (thumbnail).
When invoking: On first use, if helpful, open with 1-2 sentences on what this skill covers and why it matters, then provide the main output. On subsequent use or when the user asks to skip, go directly to the main output.
Output: Publish-Ready Copy
This skill enables agents to generate TikTok captions and video scripts. Captions drive SEO, accessibility, and watch time (12-20% increase with captions). 80%+ watch without sound.
Caption Structure
| Element | Length | Purpose |
|---|---|---|
| Hook | 5-7 words | Grab attention; create curiosity |
| Context | 1-2 sentences | Size, price, backstory--info video doesn't show |
| CTA | Optional | "Save this," "Link in bio" |
Hook examples: "Stop scrolling if you sell on Etsy," "This took me 47 attempts," "Wait for the final result"
Video Specs (for Video Agents)
| Spec | Value | Notes |
|---|---|---|
| Aspect ratio | 9:16 (portrait) | Standard; fills mobile |
| Resolution | 1080x1920 px | Recommended |
| Length | 3 sec - 10 min | 15-60 sec for tips; 1-3 min for tutorials |
| Format | MP4, MOV | H.264, AAC |
| File size | <=5MB (Android), <=88MB (iOS) | Varies by device |
Caption Best Practices
- Contrast: Strong font/background contrast; 75% watch mute
- Auto-captions: TikTok's built-in; algorithm rewards; edit for accuracy
- Keywords: Improve search visibility
- Readability: Test on multiple devices
Content by Length
| Length | Use |
|---|---|
| 15-60 sec | Quick tips, humor, hooks |
| 1-3 min | Tutorials, storytelling |
| 3-10 min | Deep dives (longer format) |
Output Format
When generating TikTok content, provide:
- Caption (hook + context + CTA)
- Video script (if video agent)
- Video specs (9:16, 1080x1920, length)
- Hashtags (3-5; niche-relevant)
Related Skills
- tiktok-ads: Paid promotion on TikTok; In-Feed, Spark Ads (boost organic); video specs and captions align with organic content
- influencer-marketing: TikTok is key influencer platform
- twitter-x-posts: Cross-posting short-form video