Qwen3Guard

Qwen3Guard: Real-time Safety Guardrail Model for Token Stream Classification

Alibaba's Qwen team has released Qwen3Guard, the first dedicated safety guardrail model in the Qwen family, built on Qwen3 foundation models and fine-tuned for safety classification. The model performs real-time safety detection on both prompts and responses, providing risk levels and categorized classifications for content moderation. Qwen3Guard claims state-of-the-art performance on major safety benchmarks across English, Chinese, and multilingual settings.