Claude Opus 5 vs DeepSeek V4 Flash 0731
| Claude Opus 5 | DeepSeek V4 Flash 0731 | |
|---|---|---|
| Coding index | 83.0 | 51.8 |
| Benchmarks behind it | Verified, 6 benchmarks | Verified, 4 benchmarks |
| Output $/Mtok | $25.00 | $0.28 |
| Cost per solved task | $1.33 | $0.01 |
| Context window | 1M | 1.05M |