Qwen3.5 122B-A10B vs Qwen3.5 397B-A17B
Qwen3.5 122B-A10B is cheaper on output tokens. Choose Qwen3.5 122B-A10B or Qwen3.5 397B-A17B based on the trade-off between cost, context, and the benchmarks that matter for your use case.
| Spec | Qwen3.5 122B-A10B | Qwen3.5 397B-A17B |
|---|---|---|
| Provider | Alibaba | Alibaba |
| Input / 1M tokens | $0.40 | $0.60 |
| Output / 1M tokens | $3.20 | $3.60 |
| Context window | 262K | 262K |
| Parameters | 122B | 397B |
| Open weights | Yes | Yes |
| Released | Feb 2026 | Feb 2026 |
| LMArena (Chatbot Arena) Elo score | 1417 | 1438 |
| LMArena WebDev Elo score | 1361 | 1400 |
| LMArena Vision Elo score | 1245 | 1263 |
| GPQA Diamond score | — | 86.4 |
| Epoch Capabilities Index score | — | 147 |
FAQ
Is Qwen3.5 122B-A10B or Qwen3.5 397B-A17B cheaper?
Qwen3.5 122B-A10B is cheaper on output tokens ($3.20 vs $3.60 per 1M).
Which has the larger context window, Qwen3.5 122B-A10B or Qwen3.5 397B-A17B?
Both models offer a similar context window.
Pricing is indicative — confirm with the provider before production use. Highlighted values indicate the better figure for that row.