Claude Opus 5 vs Claude Sonnet 4.5
| Claude Opus 5 | Claude Sonnet 4.5 | |
|---|---|---|
| Coding index | 83.0 | 39.5 |
| Benchmarks behind it | Verified, 6 benchmarks | Verified, 3 benchmarks |
| Output $/Mtok | $25.00 | $15.00 |
| Cost per solved task | $1.33 | $1.16 |
| Context window | 1M | 1M |
| Claude Opus 5 | Claude Sonnet 4.5 | |
|---|---|---|
| Coding index | 83.0 | 39.5 |
| Benchmarks behind it | Verified, 6 benchmarks | Verified, 3 benchmarks |
| Output $/Mtok | $25.00 | $15.00 |
| Cost per solved task | $1.33 | $1.16 |
| Context window | 1M | 1M |