Here is a summary of Zilliz Cloud and Vearch in one paragraph: Zilliz Cloud and Vearch are two purpose-built vector databases designed to store and query high-dimensional vectors, which encode complex information from unstructured data. Zilliz Cloud excels in hybrid search capabilities, supports various similarity metrics, and has automatic horizontal scaling, making it suitable for large-scale applications with enterprise-grade security and ease of use. Vearch offers more direct control over system behavior, real-time update capabilities, and flexibility in deployment options, making it ideal for teams that want to fine-tune their vector search implementation or have established infrastructure. When choosing between the two, consider factors such as technical expertise, scaling needs, and whether you prefer a managed service or hands-on control, using tools like VectorDBBench to evaluate and compare performance on your own datasets.