Serverless architecture provides scalability, flexibility, and operational simplicity, but costs can quickly spiral out of control in large-scale environments. This session will dive into practical cost optimization strategies for AWS Lambda and other serverless services, covering key areas such as execution time tuning, provisioning strategies, architecture best practices, and AWS-native cost-saving mechanisms. Attendees will gain actionable insights into reducing cloud expenses while maintaining performance, including optimizing memory allocation, leveraging Step Functions, reducing logging costs, and utilizing Compute Savings Plans.