MemBench: Towards More Comprehensive Evaluation on the Memory of LLM-based Agents

Fuente: arXiv
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Autori principali: Tan, Haoran, Zhang, Zeyu, Ma, Chen, Chen, Xu, Dai, Quanyu, Dong, Zhenhua
Natura: Preprint
Pubblicazione: 2025
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author Tan, Haoran
Zhang, Zeyu
Ma, Chen
Chen, Xu
Dai, Quanyu
Dong, Zhenhua
author_facet Tan, Haoran
Zhang, Zeyu
Ma, Chen
Chen, Xu
Dai, Quanyu
Dong, Zhenhua
contents Recent works have highlighted the significance of memory mechanisms in LLM-based agents, which enable them to store observed information and adapt to dynamic environments. However, evaluating their memory capabilities still remains challenges. Previous evaluations are commonly limited by the diversity of memory levels and interactive scenarios. They also lack comprehensive metrics to reflect the memory capabilities from multiple aspects. To address these problems, in this paper, we construct a more comprehensive dataset and benchmark to evaluate the memory capability of LLM-based agents. Our dataset incorporates factual memory and reflective memory as different levels, and proposes participation and observation as various interactive scenarios. Based on our dataset, we present a benchmark, named MemBench, to evaluate the memory capability of LLM-based agents from multiple aspects, including their effectiveness, efficiency, and capacity. To benefit the research community, we release our dataset and project at https://github.com/import-myself/Membench.
format Preprint
id arxiv_https___arxiv_org_abs_2506_21605
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle MemBench: Towards More Comprehensive Evaluation on the Memory of LLM-based Agents
Tan, Haoran
Zhang, Zeyu
Ma, Chen
Chen, Xu
Dai, Quanyu
Dong, Zhenhua
Computation and Language
Artificial Intelligence
Recent works have highlighted the significance of memory mechanisms in LLM-based agents, which enable them to store observed information and adapt to dynamic environments. However, evaluating their memory capabilities still remains challenges. Previous evaluations are commonly limited by the diversity of memory levels and interactive scenarios. They also lack comprehensive metrics to reflect the memory capabilities from multiple aspects. To address these problems, in this paper, we construct a more comprehensive dataset and benchmark to evaluate the memory capability of LLM-based agents. Our dataset incorporates factual memory and reflective memory as different levels, and proposes participation and observation as various interactive scenarios. Based on our dataset, we present a benchmark, named MemBench, to evaluate the memory capability of LLM-based agents from multiple aspects, including their effectiveness, efficiency, and capacity. To benefit the research community, we release our dataset and project at https://github.com/import-myself/Membench.
title MemBench: Towards More Comprehensive Evaluation on the Memory of LLM-based Agents
topic Computation and Language
Artificial Intelligence
url https://arxiv.org/abs/2506.21605