Building a Tool Calling Agent with Langgraph Stategraph - Part 4/7

Description

Learn how to implement tool-calling agents with LangGraph's StateGraph by processing tool invocations, executing functions, and returning structured responses to the LLM. Covers the tool_node pattern for clean separation between AI reasoning and deterministic tool execution in agent workflows. #LangGraph #Python #AI #ToolCalling #AgenticWorkflows #LangChain #StateGraph Source: https://docs.langchain.com/oss/python/langgraph/quickstart