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Qwen3.5-397B-A17B

byQwenQwen· 16 Feb 2026
General purposeMultimodal

The long-awaited update to Qwen is finally here. It comes in various sizes from 0.8B to 27B (dense) and 35B-A3B to 397B-A17B (MoE), some of them even with base models. All of them are multi-modal, use reasoning by default and are based on the Qwen-Next architecture with GDN layers.

We tested these models over the last few days, and they are a clear upgrade over the previous version: There are a lot of substantial improvements across the board, making them perfect workhorses for a wide range of tasks.
Their style and instruction-following have improved, and the models are even better at multilingual tasks, covering more languages.

However, at least the small models (still) tend to overthink. You can turn off reasoning by disabling it in the chat template.

Specs
Params397B
LicenseApache-2.0
Tags
modelsmodels/llmsmodels/llms/multi-modalmodels/llms/reasoningmultilingualartifacts/19curated/our-picks
Capability · Artificial Analysis
AA Index
33.7
Frontier lag
6.4 mo
claude-4-1-opus-thinking
05 Aug 2025
Adoption · Interconnects
RAM score
Hugging Face Downloads
416.1K
last 30d
4.6M
all time
HF Likes
1.5K

Relative Adoption Metric contextualizes downloads against the model's size bucket.

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