DeepSeek V4 Pro 0813 vs Qwen3.8 Max Prime
DeepSeek V4 Pro 0813 vs Qwen3.8 Max Prime: which AI model is cheaper, has the larger context window and more capabilities? Side-by-side comparison updated daily.
Quick verdict
- DeepSeek V4 Pro 0813 is 6.1× cheaper than Qwen3.8 Max Prime for the same mix of input and output tokens.
- DeepSeek V4 Pro 0813 has the larger context window (1M), useful for long documents and big codebases.
- Qwen3.8 Max Prime is the more recent release (Sep 23, 2026).
- Only DeepSeek V4 Pro 0813 has openly published weights you can run yourself.
- Only Qwen3.8 Max Prime accepts images as input.
- Choose DeepSeek V4 Pro 0813 if cost matters most; choose Qwen3.8 Max Prime if you need its specific strengths above. For the best results, test both on your own prompts.
| DeepSeek V4 Pro 0813 | Qwen3.8 Max Prime | |
|---|---|---|
| Company | DeepSeek | Alibaba Qwen |
| Released | Aug 12, 2026 | Sep 23, 2026 ● |
| Overall index | 155.4 | — |
| SWE-bench Verified | 77.6% | — |
| GPQA Diamond | 91.7% | — |
| AIME math | 98.6% | — |
| FrontierMath | 64.6% | — |
| SimpleQA Verified | 52.9% | — |
| Input (per 1M tokens) | $0.66 ● | $4 |
| Output (per 1M tokens) | $1.98 ● | $12 |
| Cost for 1M input + 1M output tokens | $2.64 ● | $16.00 |
| Providers | 20 ● | 1 |
| Context | 1M ● | 1M |
| Max output | 384K ● | 128K |
| Inputs | Text | Text, Image, Video ● |
| Outputs | Text | Text |
| Reasoning | ✓ | ✓ |
| Tool use | ✓ | ✓ |
| Structured output | ✓ | ✓ |
| Open weights | ✓ | — |