Amazon OpenSearch Service adds ARM-based Graviton instances

AI Impact Summary

Amazon OpenSearch Service now supports ARM-based Graviton instances (M6g, C6g, R6g, and R6gd), expanding compute options for users. This change introduces new instance types optimized for performance and cost-effectiveness, particularly beneficial for workloads that can leverage ARM architecture. This update also includes support for GPU acceleration for vector indexes and semantic highlighting, further enhancing OpenSearch's capabilities.