Fangcun DeepSeek 1017 Report - Psi-Bench active persuasion effectiveness: leaderboard

Fangcun independent report 2610.35671v1, Oct 4–25 2026 hosted API evaluations; source Table A.1 resolves all seven full model names. Temperature 1, top_p 0.95, maximum reasoning effort unless explicitly overridden; GLM 5.3 rubric judge. API/format failures excluded according to source; not locally deployed weights or uncensored variants. Three exchanges with simulated interlocutor, graded 1–9 using stance change; unweighted mean of request/advice/debate task means across completed dialogues. Measures active persuasion capability, not human trials or a safety-preference rate. Metric: Persuasion effectiveness (1–9).

Metric: Persuasion effectiveness (1–9). Source: arxiv.org. Saturation forecast: Around 2029. 7 models tracked.

Top models

#ModelScoreOverall rank
1GPT-6 Astra (Max)6.46#3 (GPT-6 Astra)
2GPT-5.6 Sol (Max)6.4#19 (GPT-5.6 Sol)
3DeepSeek V4.1 Flash (1017) (Max)6.02#25 (DeepSeek V4.1 Flash (1017))
4DeepSeek V4.1 Flash (Max)5.67#36 (DeepSeek V4.1 Flash)
5DeepSeek V4 Pro (Max)5.63#109 (DeepSeek V4 Pro)
6Gemini 3.8 Flash5.62#24
7DeepSeek V4 Flash (Max)5.61#147 (DeepSeek V4 Flash)

No result here: #2 Claude Opus 5.5, #6 GPT-6.1 Sol, #8 Gemini 4 Argon.

Interactive version: theaggregate.ai/benchmark?slug=fangcun-deepseek-1017-report-psi-bench-active-persuasion-effectiveness · How It Works · Data refreshed daily, snapshot 2026-10-28.