At noon local time on the 23rd, openai's ChatGPT ushered in a major upgrade, through the plug-in function to grant the robot access to third-party knowledge sources and databases to expand the functionality of the robot.。The most attractive plug-in is undoubtedly the web browsing plug-in, which allows ChatGPT to directly retrieve the latest news and extract data from the web to answer the various questions posed to it。Previous knowledge of ChatGPT was limited to dates, events and people before September 2021。The official demonstration shows that ChatGPT can interact with more than 5,000 third-party plug-ins, including: query the world's language vocabulary, phrases; query real-time stock, flight, hotel information, planning travel;。