CloudWatch Events Quotas - Amazon CloudWatch Events
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CloudWatch Events Quotas

Note

Amazon EventBridge is the preferred way to manage your events. CloudWatch Events and EventBridge are the same underlying service and API, but EventBridge provides more features. Changes you make in either CloudWatch or EventBridge will appear in each console. For more information, see Amazon EventBridge.

For information on CloudWatch Events and EventBridge service quotas, see Amazon EventBridge Quotas.

For more information, see the following.