Couchbase 8.0 is a transformative release aimed at supporting the development of AI-powered applications with its unified platform that seamlessly integrates operational, analytical, and vector-based workloads. This version introduces over 400 features, notably the Hyperscale Vector Index (HVI), which enables rapid and scalable vector search, essential for AI-driven applications requiring real-time data retrieval and context understanding. The HVI leverages a unique hybrid algorithm for enhanced performance, surpassing traditional methods like HNSW and IVF in speed and accuracy. Additionally, Couchbase 8.0 enhances its multipurpose database capabilities, offering advanced features in vector indexing, search, and data security across self-managed and fully-managed Capella deployments. By providing these innovations, Couchbase positions itself as a crucial AI data backbone, facilitating cost-effective and efficient AI deployments across various environments, including on-premises, cloud, and mobile platforms.