Social Gym - Bargaining: leaderboard
Social Gym (2026) plays LLM agents against each other in multi-agent social games with rule-decided outcomes. This board is a Bradley-Terry Elo rating (mean 1000 over the evaluated models) from the pairwise results of the Bargaining game, a structured negotiation over a divisible payoff; higher is better, and ratings are relative to this model pool.
Metric: Bradley-Terry Elo rating (regularized fit on the pooled cross-model pairwise outcomes of the Bargaining game (structured negotiation over a divisible payoff, the one competitive economic game), scale 400, anchored at a mean of 1000 over the seven evaluated models; seats and roles balanced over every model combination; relative to this model pool only). Source: arxiv.org. Saturation forecast: Around November 2026. 7 models tracked.
Top models
| # | Model | Score | Overall rank |
|---|---|---|---|
| 1 | GPT-4o | 1131 | #741 |
| 2 | GPT-4o Mini | 1067 | #1623 |
| 3 | Qwen 2.5 3B Instruct | 1060 | #5150 |
| 4 | GPT-5 Mini | 1039 | #348 |
| 5 | Qwen 3 4B | 1031 | #2281 |
| 6 | Qwen 3 32B | 837 | #960 |
| 7 | Gemma 3 27B | 831 | #1631 |
No result here: #1 Claude Fable 5.2, #2 Gemini 4 Carbon, #5 Claude Opus 5.5.
Interactive version: theaggregate.ai/benchmark?slug=social-gym-bargaining · How It Works · Data refreshed daily, snapshot 2026-11-13.