Amazon DocumentDB (with MongoDB compatibility) Serverless, an on-demand, auto-scaling configuration for DocumentDB, is now available on version 8.0. Amazon DocumentDB Serverless automatically scales capacity up or down in fine-grained increments based on your application's demand, offering up to 90% cost savings compared to provisioning for peak capacity.

DocumentDB 8.0 improves query latency by up to 7x and compression ratio by up to 5x, while adding compatibility with MongoDB API versions 6.0, 7.0, and 8.0. It also introduces enhanced vector search with up to 30x faster index builds, new aggregation stages and operators, and support for collation and views. DocumentDB Serverless is available for both new and existing clusters on Amazon DocumentDB 8.0.