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Alibaba Cloud·Apr 29, 2025·v3.5·open source

Qwen3.5

Qwen3.5 is the latest series in the Qwen family of large language models developed by Alibaba Cloud's Qwen team. It offers advanced capabilities in natural language understanding and generation, building upon previous iterations to provide enhanced performance and versatility.

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overview

Qwen3.5 is the latest series in the Qwen family of large language models developed by Alibaba Cloud's Qwen team. It offers advanced capabilities in natural language understanding and generation, building upon previous iterations to provide enhanced performance and versatility.

key features
  • 01Dense and Mixture-of-Experts (MoE) models of various sizes, including 0.6B, 1.7B, 4B, 8B, 14B, 32B, and 30B-A3B, 235B-A22B.
  • 02Seamless switching between thinking mode (for complex logical reasoning, math, and coding) and non-thinking mode (for efficient, general-purpose chat).
  • 03Significant enhancements in reasoning capabilities, surpassing previous models in mathematics, code generation, and commonsense logical reasoning.
  • 04Superior human preference alignment, excelling in creative writing, role-playing, multi-turn dialogues, and instruction following.
  • 05Expertise in agent capabilities, enabling precise integration with external tools in both thinking and non-thinking modes.
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