Sumon Biswas

Plan Then Action:High-Level Planning Guidance Reinforcement Learning for LLM Reasoning

2025 · arXiv (Cornell University)

Large language models (LLMs) demonstrate strong reasoning abilities via Chain-of-Thought (CoT), but their token-level generation encourages local decisions and lacks global planning, often leading to redundant or inaccurate reasoning. Existing methods, such as tree-based search …