Qwen3.5 Plus 2026-04-20 vs Step 5 Preview
| Qwen3.5 Plus 2026-04-20 | Step 5 Preview | |
|---|---|---|
| Coding index | 39.5 | 61.1 |
| Benchmarks behind it | Partial, 2 benchmarks | Verified, 4 benchmarks |
| Output $/Mtok | $1.80 | $2.70 |
| Cost per solved task | $1.35 | Not computable |
| Context window | 1M | 1.05M |