PersonaMem v1 - 128K - Preference Aligned Recommendations: leaderboard

PersonaMem v1 measures evolving user preferences across multi-session conversation histories using 128K-token context and discriminative multiple-choice response selection. This series measures Preference Aligned Recommendations accuracy. Printed figure values are rounded to 0.01 and converted to percentages; not the 1M, RAG, or generative setting. Source: arXiv 2504.14225v1 Figure 3 and authors' results_qa_types.png.

Metric: Accuracy (%). Source: arxiv.org. Saturation forecast: Estimated already saturated. 15 models tracked.

Top models

#ModelScoreOverall rank
1GPT-4.157#258
2Gemini 1.5 Flash55#620
3Gemini 2.0 Flash Lite52#455
4Gemini 2.0 Flash51#351
5DeepSeek R149#262
6GPT-4.544#278
7Llama 4 Maverick42#486
8O142#190
9GPT-4o Mini41#598
10O4 Mini41#185
11O3 Mini41#282
12GPT-4o37#357
13Claude 3.5 Haiku32#571
14Claude 3.7 Sonnet20#259

No result here: #3 Claude Opus 5.5, #6 GPT-6 Astra, #7 GPT-6.1 Sol.

Interactive version: theaggregate.ai/benchmark?slug=personamem-v1-128k-preference-aligned-recommendations · How It Works · Data refreshed daily, snapshot 2026-11-05.