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Prompt engineering has proven to be a crucial step in leveraging pretrained large language models (LLMs) in solving various real-world tasks. Numerous solutions have been proposed that seek to automate prompt engineering by using the model…

Prompt routing dynamically selects the most appropriate large language model from a pool of candidates for each query, optimizing performance while managing costs. As model pools scale to include dozens of frontier models with narrow…

Computation and Language · Computer Science 2026-03-24 Yunyi Zhang , Soji Adeshina , Sheng Guan , Ashwin Ganesh , Zhen Han , Vassilis N. Ioannidis , Huzefa Rangwala , George Karypis

Highly effective, task-specific prompts are often heavily engineered by experts to integrate detailed instructions and domain insights based on a deep understanding of both instincts of large language models (LLMs) and the intricacies of…

Computation and Language · Computer Science 2023-12-08 Xinyuan Wang , Chenxi Li , Zhen Wang , Fan Bai , Haotian Luo , Jiayou Zhang , Nebojsa Jojic , Eric P. Xing , Zhiting Hu

Multimodal Large Language Models (MLLMs) are set to transform how machines process and generate human-like responses by integrating diverse modalities such as text, images, and code. Yet, effectively harnessing their capabilities hinges on…

Artificial Intelligence · Computer Science 2025-04-15 Anwesha Mohanty , Venkatesh Balavadhani Parthasarathy , Arsalan Shahid

Language Models are extremely susceptible to performance collapse with even small changes to input prompt strings. Libraries such as DSpy (from Stanford NLP) avoid this problem through demonstration-based prompt optimisation. Inspired by…

Computation and Language · Computer Science 2025-11-25 Maanas Taneja

Contrastively trained text-image models have the remarkable ability to perform zero-shot classification, that is, classifying previously unseen images into categories that the model has never been explicitly trained to identify. However,…

Large language models (LLMs) have shown remarkable performance on many different Natural Language Processing (NLP) tasks. Prompt engineering plays a key role in adding more to the already existing abilities of LLMs to achieve significant…

Computation and Language · Computer Science 2024-07-25 Shubham Vatsal , Harsh Dubey

Due to rapid advancements in the development of Large Language Models (LLMs), programming these models with prompts has recently gained significant attention. However, the sheer number of available prompt engineering techniques creates an…

Computation and Language · Computer Science 2024-02-26 Oluwole Fagbohun , Rachel M. Harrison , Anton Dereventsov

This comprehensive review delves into the pivotal role of prompt engineering in unleashing the capabilities of Large Language Models (LLMs). The development of Artificial Intelligence (AI), from its inception in the 1950s to the emergence…

Computation and Language · Computer Science 2025-06-18 Banghao Chen , Zhaofeng Zhang , Nicolas Langrené , Shengxin Zhu

Pre-trained language models derive substantial linguistic and factual knowledge from the massive corpora on which they are trained, and prompt engineering seeks to align these models to specific tasks. Unfortunately, existing prompt…

Large Language Models (LLMs) have become a cornerstone in Natural Language Processing (NLP), achieving impressive performance in text generation. Their token-level representations capture rich, human-aligned semantics. However, pooling…

Computation and Language · Computer Science 2025-09-25 Benedikt Roth , Stephan Rappensperger , Tianming Qiu , Hamza Imamović , Julian Wörmann , Hao Shen

A well-engineered prompt can increase the performance of large language models; automatic prompt optimization techniques aim to increase performance without requiring human effort to tune the prompts. One leading class of prompt…

Computation and Language · Computer Science 2025-12-16 Daniel Melcer , Qi Chen , Wen-Hao Chiang , Shweta Garg , Pranav Garg , Christian Bock

Designing effective prompts is essential to guiding large language models (LLMs) toward desired responses. Automated prompt engineering aims to reduce reliance on manual effort by streamlining the design, refinement, and optimization of…

Computation and Language · Computer Science 2025-01-08 Shuyang Wang , Somayeh Moazeni , Diego Klabjan

Text-to-image generative models are a new and powerful way to generate visual artwork. However, the open-ended nature of text as interaction is double-edged; while users can input anything and have access to an infinite range of…

Human-Computer Interaction · Computer Science 2023-09-29 Vivian Liu , Lydia B. Chilton

Text-to-image models have shown remarkable progress in generating high-quality images from user-provided prompts. Despite this, the quality of these images varies due to the models' sensitivity to human language nuances. With advancements…

Artificial Intelligence · Computer Science 2024-06-14 Xinrui Yang , Zhuohan Wang , Anthony Hu

Deep learning offers transformative potential in medical imaging, yet its clinical adoption is frequently hampered by challenges such as data scarcity, distribution shifts, and the need for robust task generalization. Prompt-based…

Image and Video Processing · Electrical Eng. & Systems 2025-07-03 Hao Yang , Xinlong Liang , Zhang Li , Yue Sun , Zheyu Hu , Xinghe Xie , Behdad Dashtbozorg , Jincheng Huang , Shiwei Zhu , Luyi Han , Jiong Zhang , Shanshan Wang , Ritse Mann , Qifeng Yu , Tao Tan

Large language models (LLMs) have demonstrated remarkable capabilities in solving complex open-domain tasks, guided by comprehensive instructions and demonstrations provided in the form of prompts. However, these prompts can be lengthy,…

Artificial Intelligence · Computer Science 2023-11-20 Cho-Jui Hsieh , Si Si , Felix X. Yu , Inderjit S. Dhillon

Despite the remarkable successes of large language models (LLMs), the underlying Transformer architecture has inherent limitations in handling complex reasoning tasks. Chain-of-thought (CoT) prompting has emerged as a practical workaround,…

Computation and Language · Computer Science 2025-06-03 Xiang Zhang , Juntai Cao , Jiaqi Wei , Chenyu You , Dujian Ding

Prompt engineering is a challenging yet crucial task for optimizing the performance of large language models on customized tasks. It requires complex reasoning to examine the model's errors, hypothesize what is missing or misleading in the…

Computation and Language · Computer Science 2024-07-04 Qinyuan Ye , Maxamed Axmed , Reid Pryzant , Fereshte Khani

System prompts provide a lightweight yet powerful mechanism for conditioning large language models (LLMs) at inference time. While prior work has focused on English-only settings, real-world deployments benefit from having a single prompt…

Computation and Language · Computer Science 2025-12-03 Lechen Zhang , Yusheng Zhou , Tolga Ergen , Lajanugen Logeswaran , Moontae Lee , David Jurgens