All Explanations Are Wrong, But Many Are Useful: Exploring the Rashomon Explanation Set with LLMs

Discover how RashomonLLM and the Rashomon explanation set turn the accuracy-explainability trade-off on its head, improving both via iterative alignment with

miércoles, 29 de julio de 2026 • 4 min read • Q2BSTUDIO Team

La paradoja precisión-explicabilidad resuelta con RashomonLLM

In the world of Explainable AI (XAI), one of the most recurring debates is the supposed trade-off between accuracy and explainability. However, the recent Rashomon set approach —inspired by Kurosawa's famous film— demonstrates that multiple faithful explanations can coexist and, far from harming performance, improve accuracy by guiding predictions. This paradigm, implemented through agentic workflows with large language models (LLMs), is revolutionizing how we interpret and trust AI systems.

The Rashomon set concept in explainability proposes that there is no single correct explanation, but rather a set of equally faithful explanations to the underlying model. Each can highlight different aspects of the decision, but all must be coherent with the prediction process. The key is that by building this set instead of a single explanation, a double benefit is achieved: explanations are more informative for the user and, surprisingly, model accuracy improves because the feedback between explanation and prediction refines both processes.

The study authors propose an agentic workflow called RashomonLLM, which uses an iterative Explanation-Prediction-Reflection loop. In each cycle, an LLM agent generates a natural language explanation, the model makes a prediction based on that explanation, and then a reflection mechanism evaluates the fidelity of the explanation and adjusts the model if necessary. This process converges to a complete Rashomon set, mathematically proving that the space of faithful explanations is non-empty and that explanation fidelity bounds the performance of the guided model. The proof relies on iteratively aligning explanations with predictions, reaching a fixed point where both are consistent, guaranteeing that the generated set is representative of all possible explanations.

Practical applications are immediate and diverse. In customer churn classification, the Rashomon set allows analysts to understand multiple reasons why a client might leave —from usage patterns to service changes— improving retention. In clinical survival regression, it helps doctors consider different prognostic factors simultaneously, increasing trust in recommendations. In large-scale click-through prediction for live-streaming platforms, accuracy gains translate into higher engagement and revenue. Experiments on real-world data from live streaming logs, clinical records, and customer databases show that RashomonLLM significantly outperforms state-of-the-art prediction and XAI methods in both accuracy and explanation quality.

Most notably, these results are robust to data distribution shifts, temporal splits, and random seeds. This means the approach not only works in controlled environments but remains stable in real-world scenarios where data evolves constantly. For businesses seeking to deploy reliable, high-performance AI, this is a crucial advance that eliminates the false dilemma between accuracy and transparency.

Now, to adopt such solutions, adequate technological infrastructure and experience in custom software development are needed. This is where Q2BSTUDIO becomes a strategic ally. With services ranging from custom application development to integration of artificial intelligence, cybersecurity, cloud computing with AWS and Azure, and business intelligence with Power BI, the company is equipped to design and implement agentic workflows like RashomonLLM. Its multidisciplinary team combines expertise in language models, intelligent agents, and cloud architectures to deliver solutions that not only explain but also improve model performance.

For example, a customer churn prediction system built by Q2BSTUDIO could incorporate AI agents that generate natural language explanations for each prediction, enabling retention teams to act with precise, contextual information. Furthermore, the infrastructure on cloud AWS or Azure ensures scalability and security, while Power BI capabilities facilitate visualization of explanation sets. Integrating these components gives businesses a complete, production-ready system.

Cybersecurity also plays a fundamental role in this ecosystem. When dealing with explanations that may reveal sensitive information or decision patterns, protecting data and models is crucial. Q2BSTUDIO offers pentesting and security services to ensure these systems are not only accurate and explainable but also robust against attacks. This is especially relevant in regulated sectors like healthcare or finance, where transparency must go hand in hand with data protection.

Ultimately, the idea that all explanations fail, but many are useful, resonates with the Rashomon set philosophy: we do not seek a single truth, but a set of complementary truths that allow us to make better decisions. In a landscape where consumer trust and business accuracy are equally important, adopting this paradigm with the support of technology experts like Q2BSTUDIO can make a difference. The future of explainable AI is not about choosing between accuracy or explainability, but about integrating them through agentic approaches that leverage the richness of multiple perspectives.

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