Qwen: Qwen3 4B

Qwen3-4B is a 4 billion parameter dense language model from the Qwen3 series, designed to support both general-purpose and reasoning-intensive tasks. It introduces a dual-mode architecture—thinking and non-thinking—allowing dynamic switching between high-precision logical reasoning and efficient dialogue generation.

Qwen3 4B has a 128,000 token context window.

Qwen3.8 27B, Qwen3.8 2.4T A95B, Qwen3.8 Max and 47 more are other text models from Qwen.

Qwen3 4B was released on April 30, 2025. Its knowledge cutoff is March 31, 2025.