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Existing Graphical User Interface (GUI) agents operate through step-by-step calls to vision language models--taking a screenshot, reasoning about the next action, executing it, then repeating on the new page--resulting in high costs and…

Artificial Intelligence · Computer Science 2026-02-25 Hongbin Zhong , Fazle Faisal , Luis França , Tanakorn Leesatapornwongsa , Adriana Szekeres , Kexin Rong , Suman Nath

Large Language Model (LLM) based agents are powerful yet fundamentally static after deployment, lacking the ability to autonomously expand capabilities, generate new tools, or evolve their reasoning. This work introduces a hierarchical…

Computation and Language · Computer Science 2026-01-21 Indrajit Kar , Sammy Zonunpuia , Zonunfeli Ralte

The rapid development of large vision-language model (VLM) has greatly promoted the research of GUI agent. However, GUI agents still face significant challenges in handling long-horizon tasks. First, single-agent models struggle to balance…

Artificial Intelligence · Computer Science 2026-03-05 Zehao Deng , Tianjie Ju , Zheng Wu , Zhuosheng Zhang , Gongshen Liu

To evaluate Large Language Models (LLMs) for question answering (QA), traditional methods typically focus on assessing single-turn responses to given questions. However, this approach doesn't capture the dynamic nature of human-AI…

Computation and Language · Computer Science 2024-11-19 Ruosen Li , Ruochen Li , Barry Wang , Xinya Du

Graphical User Interface (GUI) Agents powered by Multimodal Large Language Models (MLLMs) show significant potential for automating tasks. However, they often struggle with long-horizon tasks, leading to frequent failures. Process Reward…

Artificial Intelligence · Computer Science 2025-10-06 Tao Xiong , Xavier Hu , Yurun Chen , Yuhang Liu , Changqiao Wu , Pengzhi Gao , Wei Liu , Jian Luan , Shengyu Zhang

Autonomous graphical user interface (GUI) agents aim to facilitate task automation by interacting with the user interface without manual intervention. Recent studies have investigated eliciting the capabilities of large language models…

Computation and Language · Computer Science 2024-06-10 Zhuosheng Zhang , Aston Zhang

Multimodal large language models (MLLMs) have emerged as pivotal tools in enhancing human-computer interaction. In this paper we focus on the application of MLLMs in the field of graphical user interface (GUI) elements structuring, where…

Computer Vision and Pattern Recognition · Computer Science 2025-09-03 Yi Xu , Yesheng Zhang , Jiajia Liu , Jingdong Chen

Exploratory GUI testing is essential for software quality but suffers from high manual costs. While Multi-modal Large Language Model (MLLM) agents excel in navigation, they fail to autonomously discover defects due to two core challenges:…

Artificial Intelligence · Computer Science 2026-01-09 Yifei Gao , Jiang Wu , Xiaoyi Chen , Yifan Yang , Zhe Cui , Tianyi Ma , Jiaming Zhang , Jitao Sang

Automated UI evaluation can be beneficial for the design process; for example, to compare different UI designs, or conduct automated heuristic evaluation. LLM-based UI evaluation, in particular, holds the promise of generalizability to a…

Human-Computer Interaction · Computer Science 2024-08-15 Peitong Duan , Chin-yi Chen , Gang Li , Bjoern Hartmann , Yang Li

Large language models (LLMs) support data analysis through conversational user interfaces, as exemplified in OpenAI's ChatGPT (formally known as Advanced Data Analysis or Code Interpreter). Essentially, LLMs produce code for accomplishing…

Human-Computer Interaction · Computer Science 2024-08-06 Liwenhan Xie , Chengbo Zheng , Haijun Xia , Huamin Qu , Chen Zhu-Tian

There is a growing trend of teaching large language models (LLMs) to solve mathematical problems through coding. Existing studies primarily focus on prompting powerful, closed-source models to generate seed training data followed by…

Computation and Language · Computer Science 2024-08-29 Dian Yu , Baolin Peng , Ye Tian , Linfeng Song , Haitao Mi , Dong Yu

In the field of multimodal large language models (MLLMs), common methods typically involve unfreezing the language model during training to foster profound visual understanding. However, the fine-tuning of such models with vision-language…

Artificial Intelligence · Computer Science 2025-04-16 Bin Wang , Chunyu Xie , Dawei Leng , Yuhui Yin

GUI agents drive applications through their visual interfaces instead of programmatic APIs, interacting with arbitrary software via taps, swipes, and keystrokes, reaching a long tail of applications that CLI-based agents cannot. Yet…

Machine Learning · Computer Science 2026-04-14 Fei Tang , Zhiqiong Lu , Boxuan Zhang , Weiming Lu , Jun Xiao , Yueting Zhuang , Yongliang Shen

Graphical User Interface (GUI) Agents, powered by large language and vision-language models, hold promise for enabling end-to-end automation in digital environments. However, their progress is fundamentally constrained by the scarcity of…

Machine Learning · Computer Science 2025-09-22 Musen Lin , Minghao Liu , Taoran Lu , Lichen Yuan , Yiwei Liu , Haonan Xu , Yu Miao , Yuhao Chao , Zhaojian Li

The current paradigm of test-time scaling relies on generating long reasoning traces ("thinking" more) before producing a response. In agent problems that require interaction, this can be done by generating thinking traces before acting in…

The reasoning capabilities of LLM (Large Language Model) are widely acknowledged in recent research, inspiring studies on tool learning and autonomous agents. LLM serves as the "brain" of the agent, orchestrating multiple tools for…

Machine Learning · Computer Science 2024-03-26 Xiangyan Liu , Rongxue Li , Wei Ji , Tao Lin

Graphical user interface (GUI) agents have advanced rapidly but still struggle with complex tasks involving novel UI elements, long-horizon actions, and personalized trajectories. In this work, we introduce Instruction Agent, a GUI agent…

Artificial Intelligence · Computer Science 2025-09-10 Yinheng Li , Hailey Hultquist , Justin Wagle , Kazuhito Koishida

8 years after the visual question answering (VQA) task was proposed, accuracy remains the primary metric for automatic evaluation. VQA Accuracy has been effective so far in the IID evaluation setting. However, our community is undergoing a…

Computer Vision and Pattern Recognition · Computer Science 2024-01-11 Oscar Mañas , Benno Krojer , Aishwarya Agrawal

Deriving personalized insights from popular wearable trackers requires complex numerical reasoning that challenges standard LLMs, necessitating tool-based approaches like code generation. Large language model (LLM) agents present a…

Clinical text improvement is vital for healthcare efficiency but remains difficult due to limited high-quality data and the complex constraints of medical documentation. While Large Language Models (LLMs) show promise, current approaches…

Computation and Language · Computer Science 2026-02-03 Ziyan Xiao , Yinghao Zhu , Liang Peng , Lequan Yu