Claude Sonnet 5.5 scores 68.5 on the Respan Index (#6), ahead of Qwen3.7-Max at 40.5 (#45). Claude Sonnet 5.5 leads on 14 of the 16 benchmarks both report. Qwen3.7-Max is 1.1x cheaper per token at list price.
* Estimated: no published scores in that category. How the Respan Index works
| LiveBench Coding (LiveBench) |
| 91.4% |
| 74.2% |
| LiveBench Data Analysis (LiveBench) | 78.6% | 71.8% |
| LiveBench Instruction Following (LiveBench) | 70.5% | 74% |
| LiveBench Language (LiveBench) | 83.4% | 79.7% |
| LiveBench Mathematics (LiveBench) | 96.7% | 85.2% |
| LiveBench Reasoning (LiveBench) | 91.6% | 83.3% |
| Mystery Game Puzzles (Epoch AI) | 65% | 32% |
| OTIS Mock AIME 2024-2025 (Epoch AI) | 100% | 95.6% |
| SimpleQA Verified | 46.5% | 55.8% |
| LMArena Agent (LMArena) | 0.1252 | -0.0513 |
| LMArena WebDev (LMArena) | 1786 | 1515 |
| SimpleBench (SimpleBench) | 75.9% | 70.4% |
Higher is better. Each score links to where it was published.