ReplaySCM - Block-order: leaderboard

Metric: HeldoutWorldExact (mean share of held-out intervention worlds replayed exactly, 0-1; 100 problems). Source: arxiv.org. Saturation forecast: Around June 2027. 9 models tracked.

Top models

#ModelScore
1GPT-5.4 (Medium)0.77
2Gemini 3.1 Pro (Preview) (Medium)0.56
3Grok 4.20 0309 (Reasoning)0.46
4Grok 40.44
5Grok 4.30.21
6Kimi K2 (Thinking)0.08

Interactive version: theaggregate.ai/benchmark?slug=replayscm-block-order · How It Works · Data refreshed daily, snapshot 2026-09-25.