Grok 4.6 scores 51.0 on the Respan Index (#19), ahead of Qwen3.8-Flash-Next at 42.7 (#39). Grok 4.6 leads on 6 of the 10 benchmarks both report. Qwen3.8-Flash-Next has the larger context window (1M tokens).
* Estimated: no published scores in that category. How the Respan Index works
| 71.9% |
| 77.1% |
| LiveBench Language (LiveBench) | 83.7% | 74.6% |
| LiveBench Mathematics (LiveBench) | 92.6% | 85.8% |
| LiveBench Reasoning (LiveBench) | 90.5% | 87.4% |
| LMArena Agent (LMArena) | 0.0128 | -0.0073 |
| LMArena WebDev (LMArena) | 1620 | 1638 |
Higher is better. Each score links to where it was published.