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Latest / Frontier models and safety

Model releaseFrontierChinaConfirmed

Alibaba releases Qwen3.5 with a 397-billion-parameter open-weights model

See how this story connects

Source: Qwen: Qwen3.5Also reported by Hugging Face (model card)

Alibaba’s Qwen team released Qwen3.5, opening the weights of Qwen3.5-397B-A17B, a native vision-language model that combines linear attention with sparse mixture-of-experts so that 17 billion of its 397 billion parameters are active per step. It supports 201 languages and dialects; the hosted Qwen3.5-Plus has a 1-million-token context.

Why it matters

Developers worldwide got a large Chinese multimodal open model covering 201 languages and dialects.

When
15 Feb 2026
ID
WTA-N-2026-0192
Where
China
Who
Alibaba Cloud

Summary by wheresthe.ai, from Qwen and the reporting credited above. Checked against the source on 10 Oct 2026.

Read the original at Qwen

Source copy: download the page text as saved on 18 Oct 2026 (PDF). Also held by the Internet Archive.

Next stop on this Storyline: Led toAlibaba launches Qwen3.7-Max, a proprietary agent model

Cite this story

WTA-N-2026-0192: “Alibaba releases Qwen3.5 with a 397-billion-parameter open-weights model.” wheresthe.ai, 15 Feb 2026. https://wheresthe.ai/d/cn-alibaba-qwen-3-5-open-weights-2026-02/ (source: Qwen: Qwen3.5).

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