Agent Island - Plackett-Luce Strength: leaderboard

Metric: Posterior Mean Strength. Source: arxiv.org. 49 models tracked.

Top models

#ModelScore
1GPT-5.55.64
2GPT-5.23.1
3GPT-5.3 Codex2.86
4GPT-5.42.52
5Claude Opus 4.72.07
6Claude Opus 4.61.88
7GPT-5.2 Pro1.82
8DeepSeek V4 Pro1.77
9GLM-5.11.69
10Claude Opus 4.51.64
11O31.5
12Claude Sonnet 4.61.42
13GLM-51.14
14Gemini 3.1 Pro (Preview)1.13
15Kimi K2 (Thinking)1.08

Interactive version: theaggregate.ai/benchmark?slug=agent-island-plackett-luce-strength · How It Works · Data refreshed daily, snapshot 2026-09-19.