AI-Powered Video Transcript Summarizer with Timestamps

This project automates the process of extracting subtitles from YouTube videos, formatting them with timestamps, and generating concise AI-powered summaries. It leverages advanced natural language processing models like ChatGPT to deliver meaningful insights into video content without requiring a full watch-through.

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Features

• Extracts subtitles (manual or auto-generated) from YouTube videos.
• Formats subtitles with accurate timestamps in [hh:mm:ss - hh:mm:ss] format.
• Summarizes the key points in the video while preserving timestamps.
• Supports multiple languages (e.g., English, auto-generated English).
• Flexible AI integration with OpenAI’s GPT models for summarization.

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Tech Stack

• Python: Core language.
• pytube: Extracts video details and metadata.
• youtube-transcript-api: Fetches video subtitles.
• OpenAI API: For AI-driven summarization (using GPT-3.5 or GPT-4).
• Transformers: Optional, for local summarization using Hugging Face models.

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Installation

Prerequisites

1. Python 3.8+
2. Required Python libraries:

   pip install pytube youtube-transcript-api openai

3. Don't forget about OpenAI API key