News Brief2 min read
Alibaba's Qwen 3.8 Max Puts 2.4 Trillion Parameters on a Public API and Promises Open Weights by August 10
Alibaba launched Qwen 3.8 Max on August 3, 2026 — a 2.4-trillion-parameter sparse MoE model with 95B active parameters, a 1-million-token context window, and native multimodal input (text, image, video, documents). It is available now via Alibaba Cloud Model Studio and QwenWork, with open weights promised for the week of August 10. Alibaba positions it as second only to Claude Fable 5 on frontier benchmarks, and it holds the top spot among Chinese models on the LMSYS Chatbot Arena.