Hua Er Jie Jian Wen·2026-02-16 09:07Core Insights - Alibaba has launched a new generation of open-source model, Qwen3.5-Plus, which is claimed to outperform Gemini 3 Pro, making it the strongest open-source model globally [1] Model Performance - Qwen3.5-Plus features a total of 397 billion parameters, with only 17 billion activated, achieving superior performance compared to the trillion-parameter Qwen3-Max model [1] - The deployment memory usage has been reduced by 60%, and inference efficiency has significantly improved, with maximum inference throughput increased by up to 19 times [1] Cost Efficiency - The API pricing for Qwen3.5-Plus is set at 0.8 yuan per million tokens, which is only 1/18th of the cost of Gemini 3 Pro [1] Technological Advancements - Qwen3.5 has achieved breakthroughs in native multimodal capabilities through pre-training on mixed text and visual data, demonstrating excellent performance across various benchmarks in reasoning, programming, and agent intelligence [1] - The model has also excelled in authoritative evaluations of visual understanding, winning several performance accolades [1] Accessibility - The Qwen3.5-Plus model is now integrated into the Qwen APP and PC platform, with developers able to download it from the Modao community and HuggingFace, or access API services directly through Alibaba Cloud [1]