Agent: Cursor, Claude CodeLLM: Claude, GPT-4#agent-framework#langchain#langgraph#rag#tutorial
A systematically organized, continuously updated open-source tutorial covering AI agent development with LangChain, LangGraph, Coze, Dify, and MCP. Includes conceptual foundations, executable source code, hands-on projects (NL2SQL commerce agent, multi-agent research system), interview prep, and enterprise deployment patterns—designed to align with AI application engineer job requirements.