Boosting Robustness of Large Language Models with Robust Prompting

Thursday 03 July 2025

Researchers have developed a new prompting strategy designed to enhance the robustness of large language models (LLMs) against input perturbations, such as typos or character order errors. This advancement has significant implications for the widespread adoption of LLMs in various industries.

Large language models have demonstrated remarkable capabilities across a range of tasks by effectively utilizing prompting strategies. However, they are highly sensitive to input perturbations, which can substantially degrade their performance. Despite recent advances in prompting techniques, developing a strategy that explicitly mitigates the negative impact of such perturbations remained an open challenge.

The new approach, dubbed Robustness of Prompting (RoP), consists of two stages: Error Correction and Guidance. In the Error Correction stage, RoP applies diverse perturbation methods to generate adversarial examples, which are then used to construct prompts that automatically correct input errors. The Guidance stage generates an optimal guidance prompting based on the corrected input, steering the model towards more robust and accurate inferences.

To evaluate the effectiveness of RoP, researchers conducted a comprehensive series of experiments spanning arithmetic, commonsense, and logical reasoning tasks. The results showed that RoP significantly improves LLMs’ robustness against adversarial perturbations, maintaining model accuracy with only minimal degradation compared to clean input scenarios.

The impact of this breakthrough is far-reaching, as it enables the widespread adoption of LLMs in industries such as customer service, education, and healthcare. By improving the robustness of these models, RoP has the potential to revolutionize the way we interact with technology.

One notable application of RoP is in the field of natural language processing (NLP). NLP systems are increasingly being used to analyze and generate human language, but they often struggle with errors caused by input perturbations. By incorporating RoP into these systems, developers can improve their accuracy and reliability, leading to more effective communication between humans and machines.

Another significant implication of RoP is its potential to enhance the security of LLMs against malicious attacks. As LLMs become increasingly sophisticated, they are becoming more vulnerable to adversarial attacks that exploit their sensitivity to input perturbations. By developing robust prompting strategies like RoP, researchers can improve the resilience of these models and protect them from malicious threats.

The development of RoP is a testament to the power of interdisciplinary research, combining insights from computer science, linguistics, and cognitive psychology.

Cite this article: “Boosting Robustness of Large Language Models with Robust Prompting”, The Science Archive, 2025.

Large Language Models, Robustness, Prompting Strategies, Input Perturbations, Error Correction, Guidance, Adversarial Examples, Natural Language Processing, Security, Interdisciplinary Research

Reference: Lin Mu, Guowei Chu, Li Ni, Lei Sang, Zhize Wu, Peiquan Jin, Yiwen Zhang, “Robustness of Prompting: Enhancing Robustness of Large Language Models Against Prompting Attacks” (2025).

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