Baidu is headquartered in Beijing, China. - Bloomberg/Getty Images/file Chinese internet search giant Baidu will make its advanced AI chatbot services free, as competition heats up among global developers following the surging popularity of startup DeepSeek’s models. Ernie Bot, the Beijing-based company’s AI chatbot with premium features like AI painting, will be available to both mobile and desktop users at no cost starting from April 1, it posted on WeChat on Thursday. Just hours before Baidu’s announcement, OpenAI CEO Sam Altman announced the roadmap of its newest AI model, GPT-5, on X. He said ChatGPT users will have unlimited access...