Claude Opus 5.5 vs DeepSeek V4.1 Flash 1017
| Claude Opus 5.5 | DeepSeek V4.1 Flash 1017 | |
|---|---|---|
| Coding index | 88.8 | 70.3 |
| Benchmarks behind it | Verified, 5 benchmarks | Verified, 4 benchmarks |
| Output $/Mtok | $20.00 | $0.60 |
| Cost per solved task | Not computable | Not computable |
| Context window | 1M | 1.05M |