DeepSeek V4 Flash 0731 vs GPT-5.1-Codex
| DeepSeek V4 Flash 0731 | GPT-5.1-Codex | |
|---|---|---|
| Coding index | 51.8 | 15.3 |
| Benchmarks behind it | Verified, 4 benchmarks | Partial, 2 benchmarks |
| Output $/Mtok | $0.396 | $10.00 |
| Cost per solved task | $0.01 | $0.892 |
| Context window | 1.05M | 400K |