...Instead of focusing only on toy examples, it dives into every layer of an agent stack: orchestration, memory, RAG, tool and API integration, security, observability, deployment, evaluation, and UI. The repository is built around runnable tutorials, each in its own folder, often sponsored by or built in collaboration with infrastructure providers like LangChain, Redis, Bright Data, Contextual AI, Tavily, Runpod, Portia, and others. These tutorials show how to implement things like secure tool calling with OAuth, dual-memory architectures, production RAG agents, multi-agent communication protocols, GPU deployment, containerization with Docker, FastAPI endpoints, and Streamlit chat UIs. ...