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LLM-based agents represent a paradigm shift in AI, enabling autonomous systems to plan, reason, and use tools while interacting with dynamic environments. This paper provides the first comprehensive survey of evaluation methods for these…

Artificial Intelligence · Computer Science 2026-04-24 Asaf Yehudai , Lilach Eden , Alan Li , Guy Uziel , Yilun Zhao , Roy Bar-Haim , Arman Cohan , Michal Shmueli-Scheuer

Interactive agent benchmarks face a tension between scalable construction and realistic workflow evaluation. Hand-authored tasks are expensive to extend and revise, while static prompt evaluation misses failures that only appear when agents…

Artificial Intelligence · Computer Science 2026-05-19 Yuxiang Lai , Peng Xia , Haonian Ji , Kaiwen Xiong , Kaide Zeng , Jiaqi Liu , Fang Wu , Jike Zhong , Zeyu Zheng , Cihang Xie , Huaxiu Yao

AI agents -- systems that combine foundation models with reasoning, planning, memory, and tool use -- are rapidly becoming a practical interface between natural-language intent and real-world computation. This survey synthesizes the…

Artificial Intelligence · Computer Science 2026-01-06 Bin Xu

We introduce AgentWorld, an interactive simulation platform for developing household mobile manipulation capabilities. Our platform combines automated scene construction that encompasses layout generation, semantic asset placement, visual…

Robotics · Computer Science 2025-08-14 Yizheng Zhang , Zhenjun Yu , Jiaxin Lai , Cewu Lu , Lei Han

We study what actually works and what doesn't for training large language models as agents via multi-turn reinforcement learning. Despite rapid progress, existing frameworks and definitions are fragmented, and there is no systematic…

Machine Learning · Computer Science 2025-12-09 Ruiyi Wang , Prithviraj Ammanabrolu

Agents based on large language models leverage tools to modify environments, revolutionizing how AI interacts with the physical world. Unlike traditional NLP tasks that rely solely on historical dialogue for responses, these agents must…

Artificial Intelligence · Computer Science 2025-06-30 Peijie Yu , Yifan Yang , Jinjian Li , Zelong Zhang , Haorui Wang , Xiao Feng , Feng Zhang

Integrating web search tools has significantly extended the capability of LLMs to address open-world, real-time, and long-tail problems. However, evaluating these Search Agents presents formidable challenges. First, constructing…

Artificial Intelligence · Computer Science 2026-04-28 Jiawei Chen , Xintian Shen , Lihao Zheng , Lifu Mu , Haoyi Sun , Ning Mao , Hao Ma , Tao Wei , Pan Zhou , Kun Zhan

Large language model agents are increasingly envisioned as always-on personal assistants with access to anything relevant in the user's digital world. Yet current systems operate over only narrow slices of that world, limiting…

Artificial Intelligence · Computer Science 2026-05-26 Yusong Lin , Xinyuan Liang , Haiyang Wang , Qipeng Gu , Siqi Cheng , Jiangui Chen , Shuzhe Wu , Feiyang Pan , Lue Fan , Sanyuan Zhao , Dandan Tu

Recent advances in large language models (LLMs) have enabled social simulation through multi-agent systems. Prior efforts focus on agent societies created from scratch, assigning agents with newly defined personas. However, simulating…

Computation and Language · Computer Science 2025-04-22 Yiting Ran , Xintao Wang , Tian Qiu , Jiaqing Liang , Yanghua Xiao , Deqing Yang

As Large Language Models (LLMs) become ubiquitous across various scientific domains, their lack of ability to perform complex tasks like running simulations or to make complex decisions limits their utility. LLM-based agents bridge this gap…

Computation and Language · Computer Science 2026-01-21 Anurag Acharya , Timothy Vega , Rizwan A. Ashraf , Anshu Sharma , Derek Parker , Robert Rallo

Evaluating recommender systems remains challenging due to the gap between offline metrics and real user behavior, as well as the scarcity of interaction data. Recent work explores large language model (LLM) agents as synthetic users, yet…

Information Retrieval · Computer Science 2026-01-06 Nicolas Bougie , Gian Maria Marconi , Tony Yip , Narimasa Watanabe

World models have emerged as a powerful paradigm for building interactive simulation environments, with recent video-based approaches demonstrating impressive progress in generating visually plausible dynamics. However, because these models…

Artificial Intelligence · Computer Science 2026-05-15 Hongyu Wang , Jingquan Wang , Bocheng Zou , Radu Serban , Dan Negrut

For agentic systems to use external tools to solve complex, long-horizon tasks, we need a large set of diverse and controllable tool-use environments. We introduce SynthTools, a fully LLM-based pipeline spanning the entire lifecycle:…

Artificial Intelligence · Computer Science 2026-05-28 Tommaso Castellani , Naimeng Ye , Daksh Mittal , Thomson Yen , Emmanouil Koukoumidis , William Zeng , Hongseok Namkoong

We propose SWE-Universe, a scalable and efficient framework for automatically constructing real-world software engineering (SWE) verifiable environments from GitHub pull requests (PRs). To overcome the prevalent challenges of automatic…

Large language models (LLMs) have shown potential in recommendation systems (RecSys) by using them as either knowledge enhancer or zero-shot ranker. A key challenge lies in the large semantic gap between LLMs and RecSys where the former…

Information Retrieval · Computer Science 2025-12-22 Guangneng Hu

Recent advances in code generation models have unlocked unprecedented opportunities for automating feature engineering, yet their adoption in real-world ML teams remains constrained by critical challenges: (i) the scarcity of datasets…

Machine Learning · Computer Science 2026-01-19 Himanshu Thakur , Anusha Kamath , Anurag Muthyala , Dhwani Sanmukhani , Smruthi Mukund , Jay Katukuri

(M)LLM-powered computer use agents (CUA) are emerging as a transformative technique to automate human-computer interaction. However, existing CUA benchmarks predominantly target GUI agents, whose evaluation methods are susceptible to UI…

Memory is a central capability for LLM agents operating across long-horizon tasks. Existing memory benchmarks predominantly evaluate retention of personalized information in multi-turn chat scenarios, overlooking the dynamic memory…

Computation and Language · Computer Science 2026-05-21 Wujiang Xu , Yu Wang , Kai Mei , Kaiqu Liang , Zhenting Wang , Mingyu Jin , Han Zhang , Shi-Xiong Zhang , Wenyue Hua , Sambit Sahu , Dimitris N. Metaxas

Large Language Models (LLMs) are driving a shift towards intent-driven development, where agents build complete software from scratch. However, existing benchmarks fail to assess this 0-to-1 generation capability due to two limitations:…

Software Engineering · Computer Science 2026-04-09 Ruida Hu , Xinchen Wang , Chao Peng , Cuiyun Gao , David Lo

Agent orchestration frameworks have proliferated, collectively exceeding 290,000 GitHub stars across LangGraph, CrewAI, Google ADK, OpenAI Agents SDK, Semantic Kernel, Strands, and LlamaIndex. All follow the same pattern: an external…

Artificial Intelligence · Computer Science 2026-05-22 Simon Dennis , Rivaan Patil , Kevin Shabahang , Hao Guo