For similar capabilities to Amazon Timestream for LiveAnalytics, consider Amazon Timestream for InfluxDB. It offers simplified data ingestion and single-digit millisecond query response times for real-time analytics. Learn more here.
VPC endpoints (AWS PrivateLink)
You can establish a private connection between your VPC and Amazon Timestream for LiveAnalytics by creating an interface VPC endpoint. For more information, see VPC endpoints (AWS PrivateLink).