AlibabaQwen Guard

Qwen3Guard-Gen-4B

Qwen3Guard-Gen treats moderation as a generative instruction task. It is trained from Qwen3 and supports 119 languages and dialects.

Practical use

Practical guidance. Check mixed-language content and quoted harmful text separately. A moderation pipeline needs to distinguish a prohibited request from reporting, criticism or a safety explanation.

Specifications & access

Qwen3Guard-Gen-4B specifications
DetailValue and conditions
AccessDownloadable
Model identifiersQwen/Qwen3Guard-Gen-4B
Training familyThe Guard series uses 1.19 million labelled prompts and responses.Qwen3Guard-Gen-4B model card
InterfaceGenerative safety classification.Qwen3Guard-Gen-4B model card
LicenceApache 2.0.Qwen3Guard-Gen-4B model card

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  • A 600-million-parameter streaming moderation model with token-level classification.

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