Qwen3.5-Plus scores 20.0 on the Respan Index (#96), ahead of Grok Build 0.1 at 19.0 (#98). Qwen3.5-Plus is 1.4x cheaper per token at list price. Qwen3.5-Plus has the larger context window (1M tokens).
* Estimated: no published scores in that category. How the Respan Index works