Diplomacy: Betrayal Tendency: leaderboard

Metric: Betrayal Rate (%). Source: goodstartlabs.com. 17 models tracked.

Top models

#ModelScore
1GPT-50
2GPT-5 Mini0
3GPT-OSS-120B0
4AFM-4.5B0
5Grok 4 Fast0
6Gemini 3 Pro11.7
7Llama 4 Maverick13.3
8Qwen 3 Max21.7
9Claude Sonnet 4.531.7
10DeepSeek R140
11O341.7
12Gemini 2.5 Flash51.7
13Claude Opus 4.566.7
14Kimi K276.7
15GLM-4.685

Interactive version: theaggregate.ai/benchmark?slug=diplomacy-betrayal-tendency · How It Works · Data refreshed daily, snapshot 2026-09-05.