VideoLingo is an AI-based video subtitle generation tool that utilizes natural language processing (NLP) and large language models (LLM) for subtitle segmentation and context-aware translation. The product supports one-click launching, allowing users to easily operate within the Streamlit interface to achieve subtitle generation and dubbing for videos. It features very low costs, high-quality personalized voiceovers, and precise word-level subtitle alignment, making it highly suitable for creators and educators needing cross-language video content.