Which AWS Cloud service can send alerts to customers if custom spending thresholds are exceeded?

Explanations:

AWS Budgets allows users to set custom spending thresholds and receive alerts when their costs exceed these thresholds. It provides proactive management of costs.

AWS Cost Explorer is used for visualizing and analyzing AWS costs and usage over time but does not send alerts based on spending thresholds.

AWS Cost Allocation Tags are used to categorize and track AWS costs but do not provide alerting capabilities for spending thresholds.

AWS Organizations helps manage multiple AWS accounts but does not directly provide alerts for spending thresholds. It is more focused on account management.