AceClip We Ace Your Clips

Turn long-form videos into viral clips

AI-powered video editing that delivers publish-ready edited clips with automatic captions, perfect cropping, and zero manual editing required. Upload your video and get dozens of shareable clips in minutes.

The Magic

From Transcript to Viral Clips

Our AI analyzes your entire video transcript to identify the most shareable moments, then automatically cuts them into perfectly-timed clips ready for social media.

  • Intelligent moment detection

    Finds hooks, questions, emotional peaks, and quotable segments

  • Multiple clips per video

    Get 5-20 clips from a single long-form video

  • Optimized lengths

    Each clip is 8-90 seconds, perfect for social platforms

Transcript to viral clips transformation

Precision AI Technology

State-of-the-art speech recognition and speaker analysis for perfect clip timing

Word-level transcription with Whisper AI
Whisper AI

Word-Level Transcription

Every word is timestamped down to the millisecond, enabling perfectly synced captions and precise clip boundaries.

  • Millisecond-accurate timestamps
  • 99%+ transcription accuracy
  • Multi-language support (90+ languages)
  • Automatic punctuation and formatting
Pyannote.audio

Speaker Timeline Analysis

Advanced neural voice fingerprinting identifies who spoke when, enabling multi-speaker clip detection and speaker-focused framing.

  • Automatic speaker identification
  • Multi-speaker conversation support
  • Voice fingerprint clustering
  • Timeline visualization of who spoke when
Speaker timeline analysis and identification

How it works

Three simple steps to transform your long-form content into viral short-form clips

Upload Videos

Paste YouTube URLs or upload video files directly. Support for MP4, MOV, AVI, MKV, and WebM.

AI Analysis

Our AI transcribes and analyzes your content to find the most engaging, shareable moments.

Download Clips

Get perfectly formatted 9:16 vertical clips ready for any short-form platform.

Under the Hood

The AceClip Pipeline

Our GPU-accelerated AI pipeline processes your videos through 9 intelligent stages to extract the perfect clips

AceClip Complete Pipeline Visualization
Video Input
Step 1CLI/Web Interface

Video Input

Paste a YouTube URL or upload a video file to begin the automated clipping process.

  • YouTube URL validation
  • Direct MP4 file upload
  • Batch URL processing
  • Format verification
Download Video
Step 2yt-dlp + aria2c

Download Video

Multi-connection accelerated downloading extracts your video from YouTube at maximum speed.

  • Parallel download streams
  • aria2c acceleration
  • Supports up to 4K
  • Audio extraction
Transcription
Step 3Faster-Whisper

Transcription

GPU-accelerated AI speech recognition produces word-level timestamped transcripts in minutes.

  • Word-level timestamps
  • Multi-language support
  • 3 min per hour (GPU)
  • Punctuation included
Speaker Diarization
Step 4Pyannote.audio

Speaker Diarization

Advanced neural networks identify and separate different speakers throughout the conversation.

  • Voice fingerprinting
  • Speaker timeline
  • Who spoke when
  • Multi-speaker support
Face Detection
Step 5InsightFace

Face Detection

Computer vision analyzes every frame to detect, track, and map faces to speakers for intelligent framing.

  • Per-frame detection
  • Face tracking
  • Person clustering
  • Position mapping
LLM Clip Selection
Step 6OpenRouter API

LLM Clip Selection

Advanced language model analyzes the transcript to identify viral moments, hooks, and quotable content.

  • Viral moment detection
  • Question identification
  • Emotional peak finding
  • Confidence scoring
Intelligent Cropping
Step 7Custom Algorithm

Intelligent Cropping

Face tracking drives dynamic 16:9 to 9:16 conversion, keeping the active speaker perfectly centered.

  • Speaker-centered framing
  • Smooth pan transitions
  • 16:9 → 9:16 conversion
  • Multi-speaker handling
Video Rendering
Step 8FFmpeg + MoviePy

Video Rendering

Industrial-strength video processing renders clips in parallel with captions, titles, and logo overlays.

  • 4 parallel threads
  • Word-synced captions
  • Title card animation
  • Logo watermarking
Output & Delivery
Step 9Cloudflare R2

Output & Delivery

Finished clips are uploaded to cloud storage with thumbnails and metadata ready for instant download.

  • High-quality MP4
  • Cloud storage (R2)
  • Instant download URLs
  • Thumbnail generation

Technology Stack

AI/ML

Faster-WhisperPyannoteInsightFaceOpenRouter

Video

FFmpegMoviePyOpenCVyt-dlp

Infrastructure

DockerRedis QueueCUDA GPUvast.ai

Storage

Cloudflare R2PostgreSQLFastAPIReact
~20 min
Per hour (GPU)
CUDA
GPU Accelerated
4 clips
Parallel rendering
8-12GB
VRAM optimized
10K+
Creators
500K+
Videos Processed
2M+
Clips Generated
4.9/5
User Rating

Perfect for every creator

Whether you're a podcaster, educator, or content creator, AceClip helps you repurpose your content

Podcasters

Turn hour-long episodes into dozens of shareable clips for social media promotion.

  • Auto-detect best moments
  • Speaker-focused framing
  • Audiogram generation

Educators

Break down lengthy lectures into digestible, engaging micro-learning content.

  • Topic-based segmentation
  • Key point extraction
  • Student engagement focus

YouTubers

Maximize your content ROI by repurposing videos for TikTok, Reels, and Shorts.

  • Viral moment detection
  • Platform-optimized exports
  • Batch processing

Ready to create viral content?

Join thousands of creators using AceClip to grow their audience.