Claude Sonnet 4.5 vs Qwen3.5 Plus 2026-04-20
| Claude Sonnet 4.5 | Qwen3.5 Plus 2026-04-20 | |
|---|---|---|
| Coding index | 39.5 | 39.5 |
| Benchmarks behind it | Verified, 3 benchmarks | Partial, 2 benchmarks |
| Output $/Mtok | $15.00 | $1.80 |
| Cost per solved task | $1.16 | $1.35 |
| Context window | 1M | 1M |