Alibaba's new open source Qwen3.5-Medium models offer Sonnet 4.5 performance on local computers

Alibaba's Qwen3.5-Medium models offer high performance on local computers, comparable to proprietary models like OpenAI's GPT-5-mini and Anthropic's Claude Sonnet 4.5. The models feature a hybrid architecture with Gated Delta Networks and sparse Mixture-of-Experts. They achieve near-lossless quantization and high accuracy.