Zhihu Direct AnswerA tool that integrates AI search, knowledge management, and reasoning capabilities, combined with the powerful analytical capabilities of the DeepSeek-R1 model, is currently the simplest and most efficient solution for building an efficient personalized knowledge base. 1、 Preparation: Enter the knowledge base interface 1. Access Entrance -Open the Zhihu Direct Answer webpage（ http://zhida.ai ）Or on the Zhihu App, find the "Knowledge Base" entrance in the bottom left corner of the interface. -First use requires logging into the Zhihu account and selecting the knowledge base function 2、 Four ways to add a knowledge base 1. Local file upload -Supported formats: PDF, TXT, Markdown, etc. -Operation steps: Click on the "My Knowledge Base" module in the bottom left corner and select file upload. After uploading, the system will automatically parse the content and generate an interactive document interface. 2. Web page collection -Through the browser plugin (which needs to be installed), web articles, news, tutorials, etc. can be saved to the knowledge base. -After installation, when browsing any webpage, click on the plugin icon and select "Save to Knowledge Base" to save the webpage content (including articles and links) to the Zhihu Direct Answer Knowledge Base with just one click. 3. RSS subscription -Enter RSS links to follow blogs, news websites, etc., and the system will capture updated content in real time and synchronize it to the knowledge base, making it suitable for supplementing some time sensitive information. 4. Zhihu Favorites Sync -The knowledge base can automatically synchronize users' favorite content on Zhihu, including highly liked answers, professional articles, etc., forming a structured knowledge reserve. 3、 Knowledge Base Management 1. Create a multi topic knowledge base -Classify knowledge base documents (such as cryptocurrency investments, traditional investments, meme investments, research reports, etc.) 2. Cross document association analysis -After entering the question, it will simultaneously retrieve the content collected from the personal knowledge base and generate a comprehensive answer. 3. Knowledge base capacity -Provided 1GB of cloud space, recommended to use markdown documents and web collections to fill the knowledge base 4、 Specific use of knowledge base 1. Knowledge based Q&A -Ask questions directly from the collected knowledge base documents. For example, summary information, suggestions, etc., the following figure is an interpretation of GMGN: Meme Operation Guide from 0 to 10 million US dollars. It can be seen that the follow-up questions are also of high quality 2. Professional search mode -Checking 'Professional Search' in the search bar will prioritize searching personal knowledge base and Zhihu professional content, generating highly reliable answers. For example, searching for "What is the Three Disk Theory" will integrate the results into the knowledge base for analysis 3. Intelligent recommendation and follow-up -After each Q&A session, the system will recommend related questions. Help extend thinking. 4. Supplement Rss information with strong timeliness Add some news media information, so that accurate answers can also be given to timely information, and investment information can be provided without blindly answering http://rsshub.app/telegram/channel/chainfeedsxyz http://rsshub.app/telegram/channel/foresightnews http://rsshub.app/telegram/channel/TechFlowDaily