Douyin is a Model Context Protocol (MCP) server that automates the extraction of content from Douyin (Chinese TikTok) videos. It retrieves watermark-free video download links, extracts audio tracks, and converts the audio to text using AI-powered speech recognition. It also includes automatic cleanup of temporary files and supports custom API configurations for text extraction, defaulting to the SiliconFlow API. The tool provides functionalities to parse video information, download videos without watermarks, and extract video transcripts, making it a comprehensive solution for Douyin content analysis.