Large language models
Understand model behavior, context windows, evaluation, prompt design, and real-world model selection.
AI Tutorials
Learn AI through models, agents, RAG, prompts, and practice
The main tutorial library is maintained in Chinese and contains a large collection of AI learning materials. This English overview gives international readers a clear map of the topics and routes into the content.
RAG and knowledge bases
Learn retrieval, chunking, embeddings, vector search, and how to turn private documents into AI workflows.
AI agents
Study tool calling, planning, traces, multi-agent collaboration, voice agents, and production reliability.
AI fundamentals
Review machine learning, deep learning, data workflows, and engineering concepts needed for practical AI work.