This video from AWS re:Invent 2023 explores optimizing storage costs and performance with Amazon S3. Andrew Kutsy and Carl Summers from AWS, along with Nova DasSarma from Anthropic, discuss strategies for monitoring storage growth, choosing optimal S3 storage classes, and achieving high performance at scale. Key topics include using S3 Storage Lens for visibility, leveraging S3 Intelligent Tiering for cost optimization, and implementing best practices for maximizing throughput. The speakers provide concrete steps for optimizing S3 usage and share insights on how Anthropic manages hundreds of petabytes of data for AI model training. Learn how to effectively balance cost and performance for your S3 workloads, from data lakes to large-scale machine learning.