Chinese social media platform RedNote, also known as Xiaohongshu, has launched its first open-source large language model, dots.llm1, featuring a mixture-of-experts system with 142 billion parameters. The model, developed by the Humane Intelligence Lab, excels in Chinese language understanding and aims to reduce training costs while enhancing transparency and trust in AI development. With 300 million monthly active users and a valuation of approximately US$26 billion, RedNote is positioning itself competitively in the evolving landscape of open-source AI.