Google Cloud announces Managed Service for Apache Kafka committed use discounts (CUDs) to save up to 40% on compute costs.Managed Service for Apache Kafka reduces manual broker management costs with automatic features like rebalancing and sizing.Tips for cost optimization include using CUDs, optimizing inter-zone transfer costs, enabling compression, and fine-tuning batch sizes.CUDs offer savings up to 40% on vCPU and RAM costs by committing in advance for a year or more.Enable rack awareness and consumer rack IDs matching cloud zones to reduce inter-zone data transfer costs in Kafka clusters.Compression at producer and broker levels can save on networking and storage costs by reducing message sizes.Configuring batch sizes can save CPU/network bandwidth while maximizing throughput in Apache Kafka.Lower retention periods and storage sizes in test environments to save on data storage costs.Avoid message conversions by aligning Kafka clients and brokers on the same version for cost savings.To get started, purchase CUDs on the Google Cloud console and follow the outlined cost-saving best practices.