Alibaba's Qwen 3.5 397B-A17 beats its larger trillion-parameter model — at a fraction of the cost

Alibaba's Qwen 3.5 model outperforms its larger trillion-parameter model. Qwen 3.5 has 397 billion parameters, but only activates 17 billion per token. It offers significant speed and cost gains, making it a viable option for enterprise AI procurement.