Pinecone rebuilt their internal data agent AskData using Pinecone Nexus, achieving a token usage drop of over 92% and reducing query turns by 78% by moving knowledge synthesis from query time to compile time. The system consolidates six fragmented retrieval tools into two unified ones, supporting both structured warehouse data and unstructured business context through a single knowledge layer. This architectural shift demonstrates how a properly structured knowledge layer dramatically reduces computational overhead while maintaining accuracy across complex analytical queries.