PlanarBench: Evaluating LLM Spatial Reasoning via Planar Graph Drawing

arXiv:2606.02010 · cs.CL, cs.AI · Submitted 2026-06-01 · Read on arXiv

cs.CL, cs.AI

Submitted: 2026-06-01

Updated: 2026-09-01

Code: https://github.com/wizzard0/planar-bench-as1073

Terminology

• Benchmark — 18× in this paper · explained in 2 episodes
• Embeddings — 2× in this paper · explained in 2 episodes
• In International Conference on Learning Representations — 2× in this paper
• Symposium on Theory of Computing — 2× in this paper
• Core — 1× in this paper · explained in 2 episodes
• Failure Modes — 1× in this paper · explained in 3 episodes
• Prompt Engineering — 1× in this paper · explained in 4 episodes
• alpha — 1× in this paper · explained in 1 episode

Related papers

• Exploring Solution Divergence and Its Effect on Large Language Model Problem Solving
• Ishigaki-IDS-Bench: A Benchmark for Generating Information Delivery Specification from BIM Information Requirements
• Subliminal Steering: Stronger Encoding of Hidden Signals
• MedStruct-S: A Benchmark for Key Discovery, Key-Conditioned QA and Semi-Structured Extraction from OCR Clinical Reports
• The End of Transformers? On Challenging Attention and the Rise of Sub-Quadratic Architectures
• Untangling the Mechanisms of Misleading Context in Medical Question Answering