Qwen3.8-Max vs DeepSeek V4.1 Flash
DeepSeek V4.1 Flash is the cheaper option on input by 85%; DeepSeek V4.1 Flash is cheaper on output by 80%. Figures below are per million tokens, from vendor pricing cited in our reporting.
| Qwen3.8-Max | DeepSeek V4.1 Flash | |
|---|---|---|
| Input per 1M tokens | $2 | $0.30 |
| Output per 1M tokens | $6 | $1.20 |
| Cached input per 1M | — | — |
| Context window | 1M tokens | — |
| Parameters | 2.4T total / ~95B active | — |
| Licence | proprietary | MIT (open weights) |
| Benchmark | CodeArena WebDev: 1691 | DeepSWE: 77 |
| Vendor | Alibaba | DeepSeek |
| Released | 22 Sept 2026 | 18 Oct 2026 |
What the numbers say
- Input price gap: 85% ($2 vs $0.30).
- Blended three-to-one input/output rate: $12.00 for Qwen3.8-Max, $2.10 for DeepSeek V4.1 Flash.
- Context: 1M tokens against —.
- Licence: Qwen3.8-Max is proprietary; DeepSeek V4.1 Flash is MIT (open weights).
Sources
Qwen3.8-Max specs · DeepSeek V4.1 Flash specs · Full price index