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OpenSearch Vector Search Edition is a large-scale distributed search engine that is developed by Alibaba Group. OpenSearch Vector Search Edition provides search services for the entire Alibaba Group, including Taobao, Tmall, Cainiao, Youku, and other e-commerce platforms that are provided for customers in regions outside the Chinese mainland. OpenSearch Vector Search Edition is also a base engine of Alibaba Cloud OpenSearch. After years of development, OpenSearch Vector Search Edition has met the business requirements for high availability, high timeliness, and cost-effectiveness. OpenSearch Vector Search Edition also provides an automated O&M system on which you can build a custom search service based on your business features. New features or specifications: 1. QRS workers and Searcher workers with small entry-level specifications are available for purchase. The minimum specifications of a QRS worker are 2 CPU cores and 8 GB of memory. The minimum specifications of a Searcher worker are 2 CPU cores and 16 GB of memory. 2. Cloud disks and SSDs are supported as QRS workers and Searcher workers. 3. A free quota of 100 GB of storage space is available for indexing in a single OpenSearch instance. 4. The instance rental fee is adjusted. 5. The fee of local SSDs is adjusted.