PersonaMem v1 - 128K - Track Full Preference Evolution: 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 Track Full Preference Evolution 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
1O4 Mini73#185
2Gemini 2.0 Flash70#351
3GPT-4o68#357
4DeepSeek R168#262
5GPT-4.568#278
6Gemini 2.0 Flash Lite68#455
7GPT-4.167#258
8O167#190
9Llama 4 Maverick66#486
10Gemini 1.5 Flash65#620
11GPT-4o Mini60#598
12Claude 3.5 Haiku55#571
13O3 Mini54#282
14Claude 3.7 Sonnet45#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-track-full-preference-evolution · How It Works · Data refreshed daily, snapshot 2026-11-05.