English
Related papers

Related papers: LightMem: Lightweight and Efficient Memory-Augment…

200 papers

Long-term memory is essential for large language model (LLM) agents operating in complex environments, yet existing memory designs are either task-specific and non-transferable, or task-agnostic but less effective due to low task-relevance…

Computation and Language · Computer Science 2026-03-05 Ke Yang , Zixi Chen , Xuan He , Jize Jiang , Michel Galley , Chenglong Wang , Jianfeng Gao , Jiawei Han , ChengXiang Zhai

Memory is critical for enabling large language model (LLM) based agents to maintain coherent behavior over long-horizon interactions. However, existing agent memory systems suffer from two key gaps: they rely on a one-size-fits-all memory…

Artificial Intelligence · Computer Science 2026-02-17 Mingfei Lu , Mengjia Wu , Feng Liu , Jiawei Xu , Weikai Li , Haoyang Wang , Zhengdong Hu , Ying Ding , Yizhou Sun , Jie Lu , Yi Zhang

As large language models (LLMs) evolve into autonomous agents, persistent memory at the API layer is essential for enabling context-aware behavior across LLMs and multi-session interactions. Existing approaches force vendor lock-in and rely…

Machine Learning · Computer Science 2026-03-23 Luiz C. Borro , Luiz A. B. Macarini , Gordon Tindall , Michael Montero , Adam B. Struck

Scaling language models to handle longer contexts introduces substantial memory challenges due to the growing cost of key-value (KV) caches. Motivated by the efficiency gains of hybrid models and the broad availability of pretrained large…

Computation and Language · Computer Science 2026-05-19 Xuan Zhang , Fengzhuo Zhang , Cunxiao Du , Chao Du , Tianyu Pang , Wei Gao , Min Lin

Although long-term memory systems have made substantial progress in recent years, they still exhibit clear limitations in adaptability, scalability, and self-evolution under continuous interaction settings. Inspired by cognitive theories,…

Artificial Intelligence · Computer Science 2026-01-13 Ningning Zhang , Xingxing Yang , Zhizhong Tan , Weiping Deng , Wenyong Wang

Large language model (LLM) agents require long-term memory to leverage information from past interactions. However, existing memory systems often face a fidelity--efficiency trade-off: raw dialogue histories are expensive, while flat facts…

Computation and Language · Computer Science 2026-05-26 Wentao Qiu , Haotian Hu , Fanyi Wang , Jinwei Kong , Yu Zhang

Large language models (LLMs) substantially enhance developer productivity in repository-level code generation through interactive collaboration. However, as interactions progress, repository context must be continuously preserved and…

Software Engineering · Computer Science 2026-01-07 Peiding Wang , Li Zhang , Fang Liu , Chongyang Tao , Yinghao Zhu

Large language model (LLM)-powered multi-agent systems (MAS) demonstrate remarkable collective intelligence, wherein multi-agent memory serves as a pivotal mechanism for continual adaptation. However, existing multi-agent memory designs…

Computation and Language · Computer Science 2026-03-10 Muxin Fu , Xiangyuan Xue , Yafu Li , Zefeng He , Siyuan Huang , Xiaoye Qu , Yu Cheng , Yang Yang

While large language models (LLMs) have made notable advancements in natural language processing, they continue to struggle with processing extensive text. Memory mechanism offers a flexible solution for managing long contexts, utilizing…

Computation and Language · Computer Science 2024-09-27 Bo Wang , Heyan Huang , Yixin Cao , Jiahao Ying , Wei Tang , Chong Feng

Large language models (LLMs) are central to modern natural language processing, delivering exceptional performance in various tasks. However, their substantial computational and memory requirements present challenges, especially for devices…

Memory-augmented Large Language Models (LLMs) have demonstrated remarkable performance in long-term human-machine interactions, which basically relies on iterative recalling and reasoning of history to generate high-quality responses.…

Computation and Language · Computer Science 2023-11-16 Lei Liu , Xiaoyan Yang , Yue Shen , Binbin Hu , Zhiqiang Zhang , Jinjie Gu , Guannan Zhang

Large Language Model (LLM) has exhibited strong reasoning ability in text-based contexts across various domains, yet the limitation of context window poses challenges for the model on long-range inference tasks and necessitates a memory…

Information Retrieval · Computer Science 2026-03-11 Mengwei Yuan , Jianan Liu , Jing Yang , Xianyou Li , Weiran Yan , Yichao Wu , Penghao Liang

External memory systems are pivotal for enabling Large Language Model (LLM) agents to maintain persistent knowledge and perform long-horizon decision-making. Existing paradigms typically follow a two-stage process: computationally expensive…

Machine Learning · Computer Science 2026-04-27 Xiucheng Xu , Bingbing Xu , Xueyun Tian , Zihe Huang , Rongxin Chen , Yunfan Li , Huawei Shen

Recent large language model (LLM)-driven chat assistant systems have integrated memory components to track user-assistant chat histories, enabling more accurate and personalized responses. However, their long-term memory capabilities in…

Computation and Language · Computer Science 2025-03-06 Di Wu , Hongwei Wang , Wenhao Yu , Yuwei Zhang , Kai-Wei Chang , Dong Yu

Long-term memory is critical for dialogue systems that support continuous, sustainable, and personalized interactions. However, existing methods rely on continuous summarization or OpenIE-based graph construction paired with fixed…

Computation and Language · Computer Science 2026-04-09 Yijie Zhong , Yunfan Gao , Haofen Wang

Large language models (LLMs) are increasingly deployed as intelligent agents that reason, plan, and interact with their environments. To effectively scale to long-horizon scenarios, a key capability for such agents is a memory mechanism…

Artificial Intelligence · Computer Science 2026-01-09 Yuyang Hu , Jiongnan Liu , Jiejun Tan , Yutao Zhu , Zhicheng Dou

Long-term memory is essential for conversational agents to maintain coherence, track persistent tasks, and provide personalized interactions across extended dialogues. However, existing approaches as Retrieval-Augmented Generation (RAG) and…

Computation and Language · Computer Science 2026-04-13 Juwei Yue , Chuanrui Hu , Jiawei Sheng , Zuyi Zhou , Wenyuan Zhang , Tingwen Liu , Li Guo , Yafeng Deng

Recent memory agents improve LLMs by extracting experiences and conversation history into an external storage. This enables low-overhead context assembly and online memory update without expensive LLM training. However, existing solutions…

Artificial Intelligence · Computer Science 2026-02-27 Xinle Wu , Rui Zhang , Mustafa Anis Hussain , Yao Lu

Long-horizon LLM agents require memory systems that remain accurate under fixed context budgets. However, existing systems struggle with two persistent challenges in long-term dialogue: (i) \textbf{disconnected evidence}, where multi-hop…

Large Language Models (LLMs) encounter significant performance bottlenecks in long-sequence tasks due to the computational complexity and memory overhead inherent in the self-attention mechanism. To address these challenges, we introduce…

Artificial Intelligence · Computer Science 2026-02-17 Ziming Wang , Xiang Wang , Kailong Peng , Lang Qin , Juan Gabriel Kostelec , Christos Sourmpis , Axel Laborieux , Qinghai Guo