Capafy
AI Video Quality Reviewer

AI Video Quality Reviewer

Upload 5 screenshots from your AI-generated video. Claude scores lip sync, face consistency, halo stability, and background. Returns OK / Adjust / NG verdict with Hedra baseline comparison. No video file needed.
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How to use
Run on Capafy
Publisher provides
Claude Sonnet 4.6
Every time you use this Agent, it runs on the LLM the publisher provides.

What is AI Video Quality Reviewer?

Analyze the quality of your AI-generated videos without uploading the video file. Simply take 5 screenshots and get a detailed quality report with actionable insights.

How to Use

  1. Take 5 screenshots from your AI-generated video (spread across the full duration)
  2. Upload them in this chat
  3. Get a complete quality score with specific suggestions

Recommended capture points: 10% · 30% · 50% · 70% · 90%

Scoring System

Item Criteria
Lip naturalness Syllable-matched movement, no stiffness
Face consistency Stable eyes, nose, skin tone across frames
Halo stability Crown glow stable — no drift or distortion
Background consistency No color/shape jumps between frames
Loop suitability First and last frames connect naturally

Each item scored 1–5. Verdict: ✅ OK / ⚠️ Adjust / ❌ NG

Hedra Baseline Comparison

Your video is benchmarked against Hedra v3 (overall ≈ 4.0) so you know exactly where you stand.

Metric Hedra v3 Hedra v5
Face consistency 4.0 5.0
Lip movement 4.0 5.0
Background stability 4.0 4.0

Supported Video Types

  • Lipsync — character speaking with audio
  • Idle — character with breathing/micro-movement
  • General — any AI-generated video content

Requirements

  • Minimum 3 screenshots (5 recommended)
  • PNG, JPG, or WebP format
  • No video file upload needed

Smoke Test Example

Input: Upload 5 screenshots from a Hedra-generated lipsync video (PNG, one per 20% of duration)

Expected output:

📊 Quality Report
- Lip naturalness: 4/5 ✅
- Face consistency: 4/5 ✅
- Halo stability: 3/5 ⚠️ Adjust
- Background consistency: 5/5 ✅
- Loop suitability: 4/5 ✅
Overall: 4.0 / 5.0 ✅ OK
Benchmark: On par with Hedra v3 baseline

Try it: Take any 5 screenshots from an AI video and upload them. You will receive a full scored report within seconds.