Essentially, it acts as a middleman. You send a link, the bot downloads the video to its server, compresses it (sometimes), and shoots it back to you.
For learning/personal use: . For production/commercial use: Official Business API + cloud storage (AWS S3) to host the downloaded video temporarily. Youtube Video Downloader Whatsapp Bot
When you find a hilarious clip, a trending music video, or a crucial tutorial, your instinct is to share it with your friends or family group on WhatsApp. You paste the link, hit send, and wait. The recipient sees a preview thumbnail. When they click it, they are redirected to YouTube. Essentially, it acts as a middleman