Retrieval-Driven Memory Reconsolidation for Long-Term LLM Agents

arXiv:2609.16053 · cs.CL, cs.AI · Submitted 2026-09-13 · Read on arXiv

cs.CL, cs.AI

Submitted: 2026-09-13

Updated: 2026-09-13

Project page: https://langchain-ai.github.io/langmem

License: http://arxiv.org/licenses/nonexclusive-distrib/1.0/

Terminology

• Benchmark — 16× in this paper · explained in 2 episodes
• Agent Memory — 11× in this paper · explained in 1 episode
• Accuracy — 8× in this paper · explained in 1 episode
• Large Language Model — 4× in this paper
• Ablation — 3× in this paper · explained in 1 episode
• Ablation Studies — 3× in this paper · explained in 1 episode
• Aggregation — 3× in this paper · explained in 1 episode
• Core — 3× in this paper · explained in 2 episodes
• Cosine Similarity — 3× in this paper · explained in 3 episodes
• Knowledge Graph — 3× in this paper · explained in 7 episodes
• LLM-as-a-Judge — 3× in this paper · explained in 3 episodes
• Semantic Similarity — 3× in this paper · explained in 2 episodes
• Temporal Reasoning — 3× in this paper · explained in 2 episodes
• Adam — 2× in this paper · explained in 2 episodes
• Adaptive Graph — 2× in this paper · explained in 1 episode
• Benchmarking — 2× in this paper · explained in 3 episodes
• LLM judge — 2× in this paper · explained in 2 episodes
• Reinforcement Learning — 2× in this paper · explained in 4 episodes
• Robustness — 2× in this paper · explained in 5 episodes
• AI Agents — 1× in this paper · explained in 2 episodes
• Action Space — 1× in this paper · explained in 1 episode
• Adaptation — 1× in this paper · explained in 1 episode
• Adaptive Selection — 1× in this paper · explained in 1 episode
• Adaptive Strategy — 1× in this paper · explained in 1 episode
• Agentic AI — 1× in this paper · explained in 1 episode
• Alignment — 1× in this paper · explained in 1 episode
• Clustering — 1× in this paper · explained in 2 episodes
• Consistency — 1× in this paper · explained in 3 episodes
• Distillation — 1× in this paper · explained in 2 episodes
• Embeddings — 1× in this paper · explained in 2 episodes
• Graph Construction — 1× in this paper · explained in 3 episodes
• Knowledge graphs — 1× in this paper · explained in 2 episodes
• Large Language Model (LLM) — 1× in this paper · explained in 3 episodes
• Provenance — 1× in this paper · explained in 3 episodes
• RAG — 1× in this paper · explained in 3 episodes
• Self-Evolving Agents — 1× in this paper · explained in 2 episodes
• Unified Framework — 1× in this paper · explained in 5 episodes

Sources

• SMMBench: A Benchmark for Source-Distributed Multimodal Agent Memory
• Mem0: Building Production-Ready AI Agents with Scalable Long-Term Memory
• Memory for Autonomous LLM Agents:Mechanisms, Evaluation, and Emerging Frontiers
• MemR$^3$: Memory Retrieval via Reflective Reasoning for LLM Agents
• From Local to Global: A Graph RAG Approach to Query-Focused Summarization
• LightMem: Lightweight and Efficient Memory-Augmented Generation
• FSFM: A Biologically-Inspired Framework for Selective Forgetting of Agent Memory
• Memory in the Age of AI Agents
• MAGMA: A Multi-Graph based Agentic Memory Architecture for AI Agents
• SYNAPSE: Empowering LLM Agents with Episodic-Semantic Memory via Spreading Activation
• MemOS: A Memory OS for AI System
• What Deserves Memory: Adaptive Memory Distillation for LLM Agents
• MemGPT: Towards LLMs as Operating Systems
• Zep: A Temporal Knowledge Graph Architecture for Agent Memory
• MIRIX: Multi-Agent Memory System for LLM-Based Agents
• MEMORYLLM: Towards Self-Updatable Large Language Models
• M+: Extending MemoryLLM with Scalable Long-Term Memory
• LongMemEval: Benchmarking Chat Assistants on Long-Term Interactive Memory
• General Agentic Memory Via Deep Research
• PlugMem: A Task-Agnostic Plugin Memory Module for LLM Agents

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