OpenAI added plug-in support to ChatGPT last month and now it looks like Microsoft is about to do the same for Bing Chat. Answering a question about ChatGPT-like plug-ins for Bing, Microsoft’s head of advertising and web services, Mikhail Parakhin, simply teased “stay tuned ;-)” on Twitter over the weekend. OpenAI’s plug-ins for ChatGPT have massively expanded the chatbot’s capabilities to tap more sources of information and browse the web.