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Qwen3.5 397B-A17B

Alibaba, 15 Feb 2026.

Lab

Alibaba

Released

15 Feb 2026

Kind

Language, Language modeling/generation

Training compute

Not disclosed

Parameters

397.0 billion

Capability index

146.6 (Epoch)

Organisations

Alibaba

Country

China

See it in the 3D sky Paper or announcement

Data: Epoch AI (Creative Commons Attribution), releases too new for it from OpenRouter, and METR. Updated 25 Sep 2026.