Long-Term Agent Memory through Complementary Curation and Consolidation

Long-horizon dialogue agents require effective memory systems to recall facts, events, and relationships from interaction histories. In this work, we propose a hybrid-memory architecture comprising episodic memories and structured relational memories and a consolidation mechanism which preserves efficiency. We conduct an empirical study across two benchmarks: LoCoMo and LongMemEval-S. Our experiments demonstrate that the two memory types are consistently complementary, combining both outperform state-of-the-art memory frameworks and achieves 90.2% accuracy on LoCoMo and 85.5% on LongMemEval-S.

Authors

Publication Details

Journal
arXiv (Cornell University)
Published
2026-10-29
DOI
https://doi.org/10.48550/arxiv.2610.39790
Primary Topic
Speech and dialogue systems
Type
preprint
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preprint

Long-Term Agent Memory through Complementary Curation and Consolidation

Dongge Han, Daniel Madrigal Diaz, Weining Chen, Victor Rühle et al.
arXiv (Cornell University)
Speech and dialogue systems
preprint

Long-Term Agent Memory through Complementary Curation and Consolidation

Dongge Han, Daniel Madrigal Diaz, Weining Chen, Victor Rühle, Saravan Rajmohan, Mayukh Das, Abhishek Gupta
preprint en

Abstract

Long-horizon dialogue agents require effective memory systems to recall facts, events, and relationships from interaction histories. In this work, we propose a hybrid-memory architecture comprising episodic memories and structured relational memories and a consolidation mechanism which preserves efficiency. We conduct an empirical study across two benchmarks: LoCoMo and LongMemEval-S. Our experiments demonstrate that the two memory types are consistently complementary, combining both outperform state-of-the-art memory frameworks and achieves 90.2% accuracy on LoCoMo and 85.5% on LongMemEval-S.

arXiv (Cornell University)
Speech and dialogue systems
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