Weekly rank pulse 2026-W40: unified top 4

Current snapshot leaders: #1 SpaceXAI: Grok 4.20 Multi-Agent (2.0M ctx); #2 Meta: Llama 4 Scout (1.3M ctx); #3 OpenAI: GPT-6 Luna Pro (batch) (1.1M ctx); #4 Xiaomi: MiMo-V2.6-Flash (1.1M ctx).

#1 SpaceXAI: Grok 4.20 Multi-Agent

Key metric 2.0M ctx; cross-check with task-level benchmarks.

#2 Meta: Llama 4 Scout

Key metric 1.3M ctx; cross-check with task-level benchmarks.

#3 OpenAI: GPT-6 Luna Pro (batch)

Key metric 1.1M ctx; cross-check with task-level benchmarks.

#4 Xiaomi: MiMo-V2.6-Flash

Key metric 1.1M ctx; cross-check with task-level benchmarks.

Insights