使用 LangChain 进行 AI 工程开发

Learn to build conversational LLM applications — with reliable structured output, persistent conversation history, and real-time streaming.

Learn to systematically measure and improve LLM application quality.

Learn to write effective prompts and systematically improve them through evaluation rather than intuition.

Learn to build knowledge-grounded LLM applications that retrieve relevant information from structured and unstructured sources before generating responses.

Learn to extend your LLM applications with external tools, so your applications can retrieve live data, perform computations, and take real-world actions.

Learn to build agentic systems using LangGraph.