Pinecone has introduced a serverless architecture for vector databases, aimed at addressing the challenges of freshness, elasticity, and cost at scale in the AI era. This new approach, driven by evolving user needs, focuses on decoupling storage from compute, enabling efficient on-demand indexing and query processing. Notable use cases include Gong's innovative Smart Trackers and Notion's multi-tenancy model, both benefiting from Pinecone's cost-effective and low-latency solutions. The serverless architecture utilizes geometric partitioning and namespaces to enhance search efficiency and data isolation, respectively. Additionally, Retrieval Augmented Generation (RAG) is highlighted as a method to enhance Large Language Models' knowledge through vector databases. Pinecone serverless aims to provide high-quality search results while reducing costs, and its public preview is set to expand with features like performance mode and enhanced security. Benchmarks indicate substantial improvements in query cost and latency compared to the traditional pod-based architecture, underlining Pinecone's commitment to advancing vector database technology.