A Review of Cooperative Multi-Agent Deep Reinforcement Learning
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Abstract (arXiv)
Deep Reinforcement Learning has made significant progress in multi-agent systems in recent years. In this review article, we have focused on presenting recent approaches on Multi-Agent Reinforcement Learning (MARL) algorithms. In particular, we have focused on five common approaches on modeling and solving cooperative multi-agent reinforcement learning problems: (I) independent learners, (II) fully observable critic, (III) value function factorization, (IV) consensus, and (IV) learn to communicate. First, we elaborate on each of these methods, possible challenges, and how these challenges were mitigated in the relevant papers. If applicable, we further make a connection among different papers in each category. Next, we cover some new emerging research areas in MARL along with the relevant recent papers. Due to the recent success of MARL in real-world applications, we assign a section to provide a review of these applications and corresponding articles. Also, a list of available environments for MARL research is provided in this survey. Finally, the paper is concluded with proposals on the possible research directions.
Key facts. Cited by 147 papers in the map (data through 14 Oct 2026). First posted on arXiv 11 Aug 2019.
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Citing papers per year: 2021: 19; 2022: 19; 2023: 33; 2024: 17; 2025: 34; 2026: 25.
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- 2022A Survey of Multi-Agent Deep Reinforcement Learning with Communicationcited by 104
- 2023Collaborative Perception in Autonomous Driving: Methods, Datasets and Challengescited by 87
- 2024Embodied LLM Agents Learn to Cooperate in Organized Teamscited by 82
- 2021Federated Reinforcement Learning: Techniques, Applications, and Open Challengescited by 81
- 2022Towards a Standardised Performance Evaluation Protocol for Cooperative MARLcited by 49
- 2021Efficient Model-Based Multi-Agent Mean-Field Reinforcement Learningcited by 38
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- 2021Independent Natural Policy Gradient Always Converges in Markov Potential Gamescited by 37
- 2022Multi-agent Dynamic Algorithm Configurationcited by 36
- 2025Multi-agent Embodied AI: Advances and Future Directionscited by 36
- 2022Robust Task Representations for Offline Meta-Reinforcement Learning via Contrastive Learningcited by 35
- 2021Gradient play in stochastic games: stationary points, convergence, and sample complexitycited by 34
38 more
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- 2024Coevolving with the Other You: Fine-Tuning LLM with Sequential Cooperative Multi-Agent Reinforcement Learningcited by 33
- 2021Continuous Coordination As a Realistic Scenario for Lifelong Learningcited by 32
- 2021Deep Reinforcement Learning Versus Evolution Strategies: A Comparative Surveycited by 28
- 2021Can Reinforcement Learning Find Stackelberg-Nash Equilibria in General-Sum Markov Games with Myopic Followers?cited by 24
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- 2021Provably Efficient Multi-Task Reinforcement Learning with Model Transfercited by 16
- 2022An Introduction to Multi-Agent Reinforcement Learning and Review of its Application to Autonomous Mobilitycited by 16
- 2022Distributed Reinforcement Learning for Robot Teams: A Reviewcited by 16
- 2021Self-Organized Polynomial-Time Coordination Graphscited by 15
- 2022Robustness and Adaptability of Reinforcement Learning based Cooperative Autonomous Driving in Mixed-autonomy Trafficcited by 15
- 2023Provably Efficient Generalized Lagrangian Policy Optimization for Safe Multi-Agent Reinforcement Learningcited by 14
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- 2025Enhancing Multi-Agent Systems via Reinforcement Learning with LLM-based Planner and Graph-based Policycited by 12
- 2023Online Control Barrier Functions for Decentralized Multi-Agent Navigationcited by 11
- 2023Multi-agent Continual Coordination via Progressive Task Contextualizationcited by 11
- 2025M3HF: Multi-agent Reinforcement Learning from Multi-phase Human Feedback of Mixed Qualitycited by 11
- 2025MEAL: A Benchmark for Continual Multi-Agent Reinforcement Learningcited by 11
- 2023Efficient Adversarial Attacks on Online Multi-agent Reinforcement Learningcited by 10
- 2021LINDA: Multi-Agent Local Information Decomposition for Awareness of Teammatescited by 9
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- 2025Neural cellular automata: applications to biology and beyond classical AIcited by 9
- 2023Human Choice Prediction in Language-based Persuasion Games: Simulation-based Off-Policy Evaluationcited by 8
- 2026MO-MIX: Multi-Objective Multi-Agent Cooperative Decision-Making With Deep Reinforcement Learningcited by 8
- 2021Attention Actor-Critic algorithm for Multi-Agent Constrained Co-operative Reinforcement Learningcited by 7
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- 2023SACHA: Soft Actor-Critic with Heuristic-Based Attention for Partially Observable Multi-Agent Path Findingcited by 6
50 most cited of 147 All 147 (JSON)
- 2026A MARL Centered Reference Architecture for Large Language Model Augmentation in Smart Manufacturing7 Aug 2026
- 2026Action-Factored Multi-Agent Reinforcement Learning for Scalable Quantum Device Tuning10 Jul 2026
- 2026Integrated Altruistic and Fairness Preference Induces Advanced Mutual Cooperation in Sequential Social Dilemmas6 Jul 2026
- 2026Artificial collectives of specialists and generalists excel at different tasks18 Jun 2026
- 2026Disturbance-Aware Aerial Robotics for Ethical Wildlife Monitoring6 Jun 2026
- 2026Scaling up Energy-Aware Multi-Agent Reinforcement Learning for Mission-Oriented Drone Networks with Individual Reward24 May 2026
- 2026ARMS: Automatic Reward Shaping for Sparse-Reward Multi-Agent Reinforcement Learning22 May 2026
- 2026Quantum Advantage in Multi Agent Reinforcement Learning14 May 2026
- 2026PC3D: Zero-Shot Cooperation Across Variable Rosters via Personalized Context Distillation11 May 2026
- 2026SACHI: Structured Agent Coordination via Holistic Information Integration in Multi-Agent Reinforcement Learning8 May 2026
- 2026Randomness is sometimes necessary for coordination7 May 2026
- 2026Coordination Matters: Evaluation of Cooperative Multi-Agent Reinforcement Learning7 May 2026
38 more
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- 2026Breakthrough the Suboptimal Stable Point in Value-Factorization-Based Multi-Agent Reinforcement Learning7 Apr 2026
- 2026MA-VLCM: A Vision Language Critic Model for Value Estimation of Policies in Multi-Agent Team Settings16 Mar 2026
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- 2026Action-Graph Policies: Learning Action Co-dependencies in Multi-Agent Reinforcement Learning19 Feb 2026
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- 2025Multi-Agent Cross-Entropy Method with Monotonic Nonlinear Critic Decomposition24 Nov 2025
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- 2025L2M-AID: Autonomous Cyber-Physical Defense by Fusing Semantic Reasoning of Large Language Models with Multi-Agent Reinforcement Learning (Preprint)8 Oct 2025
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- 2025Neural cellular automata: applications to biology and beyond classical AI14 Sep 2025
- 2025Communicating Plans, Not Percepts: Scalable Multi-Agent Coordination with Embodied World Models4 Aug 2025
- 2025Policy Disruption in Reinforcement Learning:Adversarial Attack with Large Language Models and Critical State Identification24 Jul 2025
- 2025Novel Multi-Agent Action Masked Deep Reinforcement Learning for General Industrial Assembly Lines Balancing Problems22 Jul 2025
- 2025Toward Adaptable Multi-Agent Reinforcement Learning: An Assumption-Aware Review14 Jul 2025
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- 2025RALLY: Role-Adaptive LLM-Driven Yoked Navigation for Agentic UAV Swarms2 Jul 2025
- 2025MEAL: A Benchmark for Continual Multi-Agent Reinforcement Learning17 Jun 2025
- 2025Action Dependency Graphs for Globally Optimal Coordinated Reinforcement Learning1 Jun 2025
- 2025Latent Theory of Mind: A Decentralized Diffusion Architecture for Cooperative Manipulation14 May 2025
- 2025Multi-agent Embodied AI: Advances and Future Directions8 May 2025
- 2025QLLM: Do We Really Need a Mixing Network for Credit Assignment in Multi-Agent Reinforcement Learning?17 Apr 2025
- 2025Belief States for Cooperative Multi-Agent Reinforcement Learning under Partial Observability11 Apr 2025
- 2025Enhancing Multi-Agent Systems via Reinforcement Learning with LLM-based Planner and Graph-based Policy13 Mar 2025
- 2025A Cascading Cooperative Multi-agent Framework for On-ramp Merging Control Integrating Large Language Models11 Mar 2025
- 2025Automatic Curriculum Design for Zero-Shot Human-AI Coordination10 Mar 2025
50 newest of 147 All 147 (JSON)
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- 2024Coevolving with the Other You: Fine-Tuning LLM with Sequential Cooperative Multi-Agent Reinforcement Learningcited by 33
- 2024AdaSociety: An Adaptive Environment with Social Structures for Multi-Agent Decision-Makingcited by 20
- 2025Enhancing Multi-Agent Systems via Reinforcement Learning with LLM-based Planner and Graph-based Policycited by 12
- 2025M3HF: Multi-agent Reinforcement Learning from Multi-phase Human Feedback of Mixed Qualitycited by 11
- 2023Human Choice Prediction in Language-based Persuasion Games: Simulation-based Off-Policy Evaluationcited by 8
- 2025RALLY: Role-Adaptive LLM-Driven Yoked Navigation for Agentic UAV Swarmscited by 7
- 2025CREW-WILDFIRE: Benchmarking Agentic Multi-Agent Collaborations at Scalecited by 7
- 2025QLLM: Do We Really Need a Mixing Network for Credit Assignment in Multi-Agent Reinforcement Learning?cited by 6
- 2025A Cascading Cooperative Multi-agent Framework for On-ramp Merging Control Integrating Large Language Modelscited by 5
- 2026Cognition to Control - Multi-Agent Learning for Human-Humanoid Collaborative Transportcited by 0
- 2026Agentic-Kube: A Graph-Enhanced Multi-Agent Reinforcement Learning Framework for Multi-Objective Kubernetes Schedulingcited by 0
12 most cited of 14 All 14 (JSON)
- 2026Do LLM-derived graph priors improve multi-agent coordination?19 Apr 2026
- 2026MA-VLCM: A Vision Language Critic Model for Value Estimation of Policies in Multi-Agent Team Settings16 Mar 2026
- 2026Agentic-Kube: A Graph-Enhanced Multi-Agent Reinforcement Learning Framework for Multi-Objective Kubernetes Scheduling12 Mar 2026
- 2026Cognition to Control - Multi-Agent Learning for Human-Humanoid Collaborative Transport4 Mar 2026
- 2025CREW-WILDFIRE: Benchmarking Agentic Multi-Agent Collaborations at Scale7 Jul 2025
- 2025RALLY: Role-Adaptive LLM-Driven Yoked Navigation for Agentic UAV Swarms2 Jul 2025
- 2025QLLM: Do We Really Need a Mixing Network for Credit Assignment in Multi-Agent Reinforcement Learning?17 Apr 2025
- 2025Enhancing Multi-Agent Systems via Reinforcement Learning with LLM-based Planner and Graph-based Policy13 Mar 2025
- 2025A Cascading Cooperative Multi-agent Framework for On-ramp Merging Control Integrating Large Language Models11 Mar 2025
- 2025M3HF: Multi-agent Reinforcement Learning from Multi-phase Human Feedback of Mixed Quality3 Mar 2025
- 2024AdaSociety: An Adaptive Environment with Social Structures for Multi-Agent Decision-Making6 Nov 2024
- 2024Coevolving with the Other You: Fine-Tuning LLM with Sequential Cooperative Multi-Agent Reinforcement Learning8 Oct 2024
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- 2025Communication Strategy on Macro-and-Micro Traffic State in Cooperative Deep Reinforcement Learning for Regional Traffic Signal Controlcited by 1
- 2026Randomness is sometimes necessary for coordinationcited by 1
- 2025Action Dependency Graphs for Globally Optimal Coordinated Reinforcement Learningcited by 0
- 2026HALO: Learning Human-Robot Collaboration via Heterogeneous-Agent Lyapunov Policy Optimizationcited by 0
- 2026PC3D: Zero-Shot Cooperation Across Variable Rosters via Personalized Context Distillationcited by 0
- 2026Integrated Altruistic and Fairness Preference Induces Advanced Mutual Cooperation in Sequential Social Dilemmascited by 0
- 2026Integrated Altruistic and Fairness Preference Induces Advanced Mutual Cooperation in Sequential Social Dilemmas6 Jul 2026
- 2026PC3D: Zero-Shot Cooperation Across Variable Rosters via Personalized Context Distillation11 May 2026
- 2026Randomness is sometimes necessary for coordination7 May 2026
- 2026HALO: Learning Human-Robot Collaboration via Heterogeneous-Agent Lyapunov Policy Optimization4 Mar 2026
- 2025Action Dependency Graphs for Globally Optimal Coordinated Reinforcement Learning1 Jun 2025
- 2025Communication Strategy on Macro-and-Micro Traffic State in Cooperative Deep Reinforcement Learning for Regional Traffic Signal Control18 Feb 2025
- 2025Reinforcement Learning on Dyads to Enhance Medication Adherence6 Feb 2025
- 2024Dual Policy Reinforcement Learning for Real-time Rebalancing in Bike-sharing Systems2 Jun 2024
- 2024Single- vs. Dual-Policy Reinforcement Learning for Dynamic Bike Rebalancing5 Feb 2024
- 2022A Survey of Multi-Agent Deep Reinforcement Learning with Communicationcited by 104
- 2023Collaborative Perception in Autonomous Driving: Methods, Datasets and Challengescited by 87
- 2021Federated Reinforcement Learning: Techniques, Applications, and Open Challengescited by 81
- 2022Towards a Standardised Performance Evaluation Protocol for Cooperative MARLcited by 49
- 2021Efficient Model-Based Multi-Agent Mean-Field Reinforcement Learningcited by 38
- 2022COLA: Consistent Learning with Opponent-Learning Awarenesscited by 38
- 2021Independent Natural Policy Gradient Always Converges in Markov Potential Gamescited by 37
- 2022Multi-agent Dynamic Algorithm Configurationcited by 36
- 2025Multi-agent Embodied AI: Advances and Future Directionscited by 36
- 2021Gradient play in stochastic games: stationary points, convergence, and sample complexitycited by 34
- 2022MASER: Multi-Agent Reinforcement Learning with Subgoals Generated from Experience Replay Buffercited by 34
- 2021Continuous Coordination As a Realistic Scenario for Lifelong Learningcited by 32
12 most cited of 114 All 114 (JSON)
- 2026A MARL Centered Reference Architecture for Large Language Model Augmentation in Smart Manufacturing7 Aug 2026
- 2026Action-Factored Multi-Agent Reinforcement Learning for Scalable Quantum Device Tuning10 Jul 2026
- 2026Artificial collectives of specialists and generalists excel at different tasks18 Jun 2026
- 2026Disturbance-Aware Aerial Robotics for Ethical Wildlife Monitoring6 Jun 2026
- 2026Scaling up Energy-Aware Multi-Agent Reinforcement Learning for Mission-Oriented Drone Networks with Individual Reward24 May 2026
- 2026ARMS: Automatic Reward Shaping for Sparse-Reward Multi-Agent Reinforcement Learning22 May 2026
- 2026Quantum Advantage in Multi Agent Reinforcement Learning14 May 2026
- 2026SACHI: Structured Agent Coordination via Holistic Information Integration in Multi-Agent Reinforcement Learning8 May 2026
- 2026Coordination Matters: Evaluation of Cooperative Multi-Agent Reinforcement Learning7 May 2026
- 2026A High-Throughput Compute-Efficient POMDP Hide-And-Seek-Engine (HASE) for Multi-Agent Operations29 Apr 2026
- 2026Bridging MARL to SARL: An Order-Independent Multi-Agent Transformer via Latent Consensus15 Apr 2026
- 2026Breakthrough the Suboptimal Stable Point in Value-Factorization-Based Multi-Agent Reinforcement Learning7 Apr 2026
12 newest of 114 All 114 (JSON)