AI Agents - LangChain vs LlamaIndex

LangChain and LlamaIndex are libraries for building LLM applications. LangChain is best for complex agent-based systems, handling multiple tasks with strong tool integration. LlamaIndex excels in efficient information retrieval, ideal for document-based apps like question-answering. The article compares their purposes, data handling, agent abilities, modularity, integrations, use cases, performance, and community support, guiding when to choose each based on specific application needs.