Claude Sonnet 4.5 vs GPT-5.5
| Claude Sonnet 4.5 | GPT-5.5 | |
|---|---|---|
| Coding index | 59.1 | 67.8 |
| Benchmarks behind it | Partial, 2 benchmarks | Partial, 2 benchmarks |
| Output $/Mtok | $15.00 | $30.00 |
| Cost per solved task | $1.16 | $1.65 |
| Context window | 1M | 1.05M |
| Claude Sonnet 4.5 | GPT-5.5 | |
|---|---|---|
| Coding index | 59.1 | 67.8 |
| Benchmarks behind it | Partial, 2 benchmarks | Partial, 2 benchmarks |
| Output $/Mtok | $15.00 | $30.00 |
| Cost per solved task | $1.16 | $1.65 |
| Context window | 1M | 1.05M |