Why Your AI Assistant Gets Lost in Large Repositories

AI coding assistants are impressive. They can: Generate code Explain functions Write tests Refactor components Answer technical questions For small projects, they often feel magical. But something interesting happens when the repository gets bigger. Really big. Think: Monorepos Enterprise applications Legacy systems Multi-service architectures Suddenly, your AI assistant starts giving strange answers. And you find yourself thinking: 👉 "Wait. that's not how our system works." So what changed? Let's find out.