The code in langchain and langgraph is a personalized AI Agent that can help you in your tasks

Enhancer: Use prompt enhancer as the first preference, to Focuses on clarifying vague or incomplete user queries, improving their quality, and ensuring they are well-defined before further processing.

Researcher: Specializes in gathering information.

research_paper_node: this node helps to gather information about a research paper.
Coder: Handles technical tasks related to calculation, coding, data analysis, and problem-solving, ensuring the correct implementation of solutions.

Email Summariser: this nod is responsible to get emails of the user and summarise them.

document_create_node: this node on its on do research based on specific informations and then create an docs and give user the link

The Main Supervisor Node here is reponsible to delegate task to lower nodes based on user queries.