DeepSeek announced a price reduction for its Flash series tomorrow at noon; Meta launched the personal AI agent Muse, and ChatGPT Images 2.5 enhanced and accelerated image editing. In industry, Mistral completed a €3 billion funding round; in research, Google released a map predicting 9 billion DNA variations, and OpenAI released a candidate proof for the Navier-Stokes problem. In terms of model usage popularity, Hy4 Preview leads, with MiMo-V2.5 ranking among the top five in the latest single-day updates.