Which AWS service or tool provides this functionality?
AWS Budgets
AWS Cost Explorer
Savings Plans
AWS Billing Conductor
Explanations:
AWS Budgets allows users to set custom cost and usage budgets. It provides notifications when costs exceed or are forecasted to exceed specified thresholds.
AWS Cost Explorer is used for visualizing and analyzing AWS costs and usage over time, but it does not provide budget alerts or notifications.
Savings Plans offer a flexible pricing model for AWS services to save costs but do not provide tracking or notification functionalities for service costs.
AWS Billing Conductor is a service that allows for custom pricing for AWS services, but it does not focus on tracking costs or providing notifications about budget thresholds.