Key AWS services

AWS Cost Explorer 

AWS Budgets 

AWS Cost and Usage Report 

AWS Billing and Cost Management Conductor 

AWS Cost Anomaly Detection

AWS Cost Categories

AWS Application Cost Profiler

AWS Purchase Order Management

AWS Billing and Cost Management Console

Reserved Instance Reporting

AWS Customer Carbon Footprint Tool

CUDOS dashboards

Saving Plans - Compute, Amazon EC2, and Amazon SageMaker AI

Reserved Instances & Nodes - Amazon EC2, Amazon RDS, Amazon Redshift, Amazon ElastiCache,  Amazon OpenSearch Service 

AWS Billing and Cost Management and AWS Cost Allocation Tags

Cost Optimization Hub