Alibaba Drops Qwen3.5: 397B Parameters, 17B Active, and It Trades Blows with GPT-5.2
Alibaba's Qwen team releases Qwen3.5-397B-A17B, an open-weight mixture-of-experts model with native multimodal support and a hybrid attention architecture that runs 8x faster than its predecessor. Apache 2.0 licensed.