Group 1 - WeChat has optimized its AI search capabilities, currently in a gray testing phase, allowing users to access deep search and multimodal features through the search box [2] - Meituan has launched the public beta of its first AI Agent product, "Xiao Mei" [2] - ByteDance's Seedream 4.0 model has topped international evaluation rankings in text-to-image and image editing, surpassing Google's Gemini 2.5 Flash [2] - Xiaomi's AI Lab has released the ZipVoice series of text-to-speech models, addressing issues of parameter size and synthesis speed in existing models [2]