GPT-5.1 Chat vs Qwen3.5 397B A17B
OpenAI vs Alibaba — benchmarks, pricing, and capabilities side by side.
- •Qwen3.5 397B A17B is cheaper ($0.39 vs $1.25 per 1M input)
- •Qwen3.5 397B A17B has a larger context window (262K)
| GPT-5.1 Chat | Qwen3.5 397B A17B | |
|---|---|---|
| Intelligence index | — | 89.3 |
| Developer | OpenAI | Alibaba |
| Type | Multimodal | Multimodal |
| Access | API only | Open weights |
| Context window | 128,000 tokens | 262,144 tokens |
| Input price | $1.25 / 1M | $0.39 / 1M |
| Output price | $10.00 / 1M | $2.34 / 1M |
| Speed | — | 53 tok/s |
| Released | November 13, 2025 | February 16, 2026 |
| Parameters | — | — |
| Input modalities | Image, Text | Text, Image, Video |
| Output modalities | Text | Text |