The Qwen3.5 series 397B-A17B native vision-language model is built on a hybrid architecture that integrates a linear attention mechanism with a sparse mixture-of-experts model, achieving higher inference efficiency. It delivers...
Qwen: Qwen3.5 397B A17B — Alibaba Qwen. Context window 262,144 tokens. API pricing (per 1M tokens): Input $0.55, Output $3.5. License: Open-Weights. LMArena 1,438. GPQA Diamond 85.9%.
| Provider | Alibaba Qwen |
|---|---|
| API model ID | qwen/qwen3.5-397b-a17b |
| Tier | Frontier |
| Context window | 262,144 tokens |
| Max output | 235,929 tokens |
| License | Open-Weights |
| API pricing (per 1M tokens) · Input | $0.55 |
| API pricing (per 1M tokens) · Output | $3.5 |
| LMArena | 1,438 (qwen3.5-397b-a17b) |
| GPQA Diamond | 85.9% |
LMArena (CC-BY 4.0, best reasoning setting, 2026-10-02) · GPQA Diamond: Epoch AI (CC-BY 4.0)
Compare in the full catalog