# Douyin & TikTok Retention Calculator AI Agent Connect

> Analyze video pacing, beat synchronization, and hook effectiveness to estimate viewer retention.

## Overview
- **Category:** social-media
- **Price:** Free
- **Endpoint:** https://edge.vinkius.com/vk_preview_Z37xXJNr9jAVyBJ1MMmoUJViQ85XZX1XPjN62rOo/ai-agent-connect
- **Tags:** douyin, tiktok, retention, pacing, video-editing, analytics

## Description

This MCP server provides deterministic tools to analyze short-form video pacing for platforms like Douyin and TikTok. Use `calculate_video_pacing` to evaluate visual rhythm, scene change frequency, and how well cuts align with the background music's tempo. Use `estimate_retention_performance` to predict the likely completion rate based on hook text length and the calculated pacing metrics. It helps creators optimize their visual stimulus and rhythmic synchronization to maximize audience attention.

## Tools

### calculate_video_pacing


### estimate_retention_performance


## Prompt Examples

**Prompt:** 
```
Calculate the pacing for a 15 second video with 10 scene changes and 120 BPM music.
```

**Response:** 
```
The recommended hook duration is 3.0 seconds. The scene frequency is 0.67 changes per second, and the beat sync score is 100.
```

**Prompt:** 
```
Estimate retention for a video with a 50 character hook, 0.5 scene frequency, and a 90 beat sync score.
```

**Response:** 
```
The estimated completion rate is 75%.
```

**Prompt:** 
```
Analyze a 60 second video with 5 scene changes and 100 BPM music.
```

**Response:** 
```
The recommended hook duration is 3.0 seconds. The scene frequency is 0.08 changes per second, and the beat sync score is 0.
```

## Frequently Asked Questions

**How is the beat sync score calculated?**
The `calculate_video_pacing` tool determines the score by checking if the total number of scene changes aligns perfectly with the rhythmic pulses of the background music's BPM.

**Can I predict my video's completion rate?**
Yes, by using `estimate_retention_performance`, you can get a predicted percentage of viewers who will watch your video to the end based on your pacing and hook metrics.

**What is the recommended hook duration?**
The tool follows the viral standard, recommending a fixed hook duration of 3.0 seconds to maximize initial viewer retention.