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Black-box tuning is an emerging paradigm for adapting large language models (LLMs) to better achieve desired behaviors, particularly when direct access to model parameters is unavailable. Current strategies, however, often present a dilemma…

Artificial Intelligence · Computer Science 2025-12-17 Zhikang Xie , Weilin Wan , Peizhu Gong , Weizhong Zhang , Cheng Jin

Large Language Models (LLMs) have showcased remarkable capabilities surpassing conventional NLP challenges, creating opportunities for use in production use cases. Towards this goal, there is a notable shift to building compound AI systems,…

Large language models (LLMs) have surged in popularity and are extensively used in commercial applications, where the efficiency of model serving is crucial for the user experience. Most current research focuses on optimizing individual…

Distributed, Parallel, and Cluster Computing · Computer Science 2024-09-12 Yuhang Yao , Han Jin , Alay Dilipbhai Shah , Shanshan Han , Zijian Hu , Yide Ran , Dimitris Stripelis , Zhaozhuo Xu , Salman Avestimehr , Chaoyang He

The remarkable capabilities of Large Language Model (LLM)-driven agents have enabled sophisticated systems to tackle complex, multi-step tasks, but their escalating costs threaten scalability and accessibility. This work presents the first…

As modern artificial intelligence (AI) systems become more advanced and capable, they can leverage a wide range of tools and models to perform complex tasks. The task of orchestrating these models is increasingly performed by Large Language…

Artificial Intelligence · Computer Science 2026-04-20 Daria Smirnova , Hamid Nasiri , Marta Adamska , Zhengxin Yu , Peter Garraghan

A practical large language model (LLM) service may involve a long system prompt, which specifies the instructions, examples, and knowledge documents of the task and is reused across requests. However, the long system prompt causes…

Computation and Language · Computer Science 2024-05-31 Lei Zhu , Xinjiang Wang , Wayne Zhang , Rynson W. H. Lau

Recent advancements in Large Language Model (LLM) agents have enabled complex multi-turn agentic tasks requiring extensive tool calling, where conversations can span dozens of API calls with increasingly large context windows. However,…

Computation and Language · Computer Science 2026-02-03 Elias Lumer , Faheem Nizar , Akshaya Jangiti , Kevin Frank , Anmol Gulati , Mandar Phadate , Vamse Kumar Subbiah

Caching has the potential to be of significant benefit for accessing large language models (LLMs) due to their high latencies which typically range from a small number of seconds to well over a minute. Furthermore, many LLMs charge money…

Databases · Computer Science 2025-03-25 Arun Iyengar , Ashish Kundu , Ramana Kompella , Sai Nandan Mamidi

Large Language Models (LLMs) are increasingly deployed across edge and cloud platforms for real-time question-answering and retrieval-augmented generation. However, processing lengthy contexts in distributed systems incurs high…

Computation and Language · Computer Science 2025-05-19 Camille Couturier , Spyros Mastorakis , Haiying Shen , Saravan Rajmohan , Victor Rühle

The rapid progress in machine learning (ML) has brought forth many large language models (LLMs) that excel in various tasks and areas. These LLMs come with different abilities and costs in terms of computation or pricing. Since the demand…

Machine Learning · Computer Science 2025-04-23 Quang H. Nguyen , Thinh Dao , Duy C. Hoang , Juliette Decugis , Saurav Manchanda , Nitesh V. Chawla , Khoa D. Doan

We present Attentive Reasoning Queries (ARQs), a novel structured reasoning approach that significantly improves instruction-following in Large Language Models through domain-specialized reasoning blueprints. While LLMs demonstrate…

Computation and Language · Computer Science 2025-03-06 Bar Karov , Dor Zohar , Yam Marcovitz

Large Language Models face an emerging and critical threat known as latency attacks. Because LLM inference is inherently expensive, even modest slowdowns can translate into substantial operating costs and severe availability risks.…

Cryptography and Security · Computer Science 2026-02-10 Tianyi Wang , Huawei Fan , Yuanchao Shu , Peng Cheng , Cong Wang

Large language models (LLMs) have become essential for applications such as text summarization, sentiment analysis, and automated question-answering. Recently, LLMs have also been integrated into relational database management systems to…

Databases · Computer Science 2025-08-29 Kerem Akillioglu , Anurag Chakraborty , Sairaj Voruganti , M. Tamer Özsu

Post-hoc explanations provide transparency and are essential for guiding model optimization, such as prompt engineering and data sanitation. However, applying model-agnostic techniques to Large Language Models (LLMs) is hindered by…

Machine Learning · Computer Science 2026-04-13 Junhao Liu , Haonan Yu , Zhenyu Yan , Xin Zhang

Large Language Models (LLMs) for complex reasoning is often hindered by high computational costs and latency, while resource-efficient Small Language Models (SLMs) typically lack the necessary reasoning capacity. Existing collaborative…

Computation and Language · Computer Science 2026-01-09 Chengsong Huang , Tong Zheng , Langlin Huang , Jinyuan Li , Haolin Liu , Jiaxin Huang

Large Language Models (LLMs) increasingly serve as consumers of API specifications, whether for code generation, autonomous agent interaction, or API-assisted reasoning. The de facto standard for API description, OpenAPI, was designed for…

Software Engineering · Computer Science 2026-02-24 Daniel Garcia

As organizations scale adoption of generative AI, model cost optimization and operational efficiency have emerged as critical factors determining sustainability and accessibility. While Large Language Models (LLMs) demonstrate impressive…

Artificial Intelligence · Computer Science 2026-03-11 Polaris Jhandi , Owais Kazi , Shreyas Subramanian , Neel Sendas

Large Language Models (LLMs) have demonstrated impressive quality when applied to predictive tasks such as relevance ranking and semantic search. However, deployment of such LLMs remains prohibitively expensive for industry applications…

To support long-term interaction in complex environments, LLM agents require memory systems that manage historical experiences. Existing approaches either retain full interaction histories via passive context extension, leading to…

Artificial Intelligence · Computer Science 2026-01-30 Jiaqi Liu , Yaofeng Su , Peng Xia , Siwei Han , Zeyu Zheng , Cihang Xie , Mingyu Ding , Huaxiu Yao

Recent advances in Large Language Models (LLMs) demonstrate that chain-of-thought prompting and deep reasoning substantially enhance performance on complex tasks, and multi-agent systems can further improve accuracy by enabling model…

Artificial Intelligence · Computer Science 2025-10-16 Zehui Ling , Deshu Chen , Yichi Zhang , Yuchen Liu , Xigui Li , Xin Guo , Yuan Cheng