Landscape of Thoughts: Visualizing the Reasoning Process of Large Language Models

Published: 17 Oct 2025, Last Modified: 21 Nov 2025MATH-AI 2025 PosterEveryoneRevisionsBibTeXCC BY 4.0
Keywords: Visualization, LLM Reasoning, Chain of Thoughts
TL;DR: We introduce the first visualization tool for users to inspect the reasoning paths of chain-of-thought and its derivatives on any multi-choice dataset.
Abstract: Numerous applications of large language models (LLMs) rely on their ability to perform step-by-step reasoning. However, the reasoning behavior of LLMs remains poorly understood, posing challenges to research, development, and safety. To address this gap, we introduce landscape of thoughts (LoT), the first landscape visualization tool to inspect the reasoning trajectories with certain reasoning methods on any multi-choice dataset. We represent the textual states in a trajectory as numerical features that quantify the states’ distances to the answer choices. These features are then visualized in two-dimensional plots using t-SNE. Qualitative and quantitative analysis with the landscape of thoughts effectively distinguishes between strong and weak models, correct and incorrect answers, as well as different reasoning tasks. It also uncovers undesirable reasoning patterns, such as low consistency and high uncertainty. The code is publicly available at: https://github.com/tmlr-group/landscape-of-thoughts.
Submission Number: 201
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