Day 11: Conversational RAG — How to Chat with Your Documents 💬

Yesterday, we built a RAG chain that could answer a single question. But if you followed up with "Can you explain that further?", the AI would get confused. Why? Because it didn't have contextual history. Today, we solve the hardest part of RAG: Conversational Memory . We'll teach the AI to understand that "it" or "that" refers to things mentioned earlier in the chat. 🏗️ The Problem: The "Query Re-writing" Challenge If you ask: "How does LangChain work?" "Can you give me an example of it?" The