Claude Opus 5.5 vs GPT-6 Luna
| Claude Opus 5.5 | GPT-6 Luna | |
|---|---|---|
| Coding index | 88.8 | 57.3 |
| Benchmarks behind it | Verified, 5 benchmarks | Verified, 5 benchmarks |
| Output $/Mtok | $20.00 | $0.50 |
| Cost per solved task | Not computable | Not computable |
| Context window | 1M | 1.05M |
| Claude Opus 5.5 | GPT-6 Luna | |
|---|---|---|
| Coding index | 88.8 | 57.3 |
| Benchmarks behind it | Verified, 5 benchmarks | Verified, 5 benchmarks |
| Output $/Mtok | $20.00 | $0.50 |
| Cost per solved task | Not computable | Not computable |
| Context window | 1M | 1.05M |