Qwen3 4B Instruct 2507
Alibaba · 2025-08-06 · 4B parameters
Qwen3-4B-Instruct-2507 is Alibaba's non-thinking instruction-tuned update to the dense 4B Qwen3 model, released in August 2025. It has a native 262,144-token context; the current official tokenizer configuration sets a 1,010,000-token maximum for the Qwen3-2507 family's documented million-token extension. It is a separate checkpoint from Qwen3-4B-Thinking-2507.