LangChain AI Scientist V2 leverages large language models and LangChain’s agent framework to assist researchers at every stage of the scientific process. It ingests academic papers for literature reviews, generates novel hypotheses, outlines experimental protocols, drafts lab reports, and produces code for data analysis. Users interact via CLI or notebook, customizing tasks through prompt templates and configuration settings. By orchestrating multi-step reasoning chains, it accelerates discovery, reduces manual workload, and ensures reproducible research outputs.