US tech giant OpenAI introduced a ChatGPT-powered tool called “Deep Research” on Monday, just ahead of key meetings in Tokyo, as competition in the AI sector intensifies with China’s DeepSeek chatbot. During a live-streamed announcement, OpenAI researchers showcased how the new agent could analyze web search data to suggest ski equipment for a winter trip to Japan. The company stated that the model could process and synthesize information from hundreds of online sources at an analyst-level capacity. The demonstration sparked