All CloudWatch Events APIs except PutEvents – Request limit is now 50 requests per second (Previously 5 requests per second) PutEvents API – Request limit is now 400 requests per second (Previously 10 requests per second) Number of Rules – Limit is now 100 rules per region per account (Previously 50 rules)

If you have a need for a higher limit, please request a limit increase here.

For more information, please visit the following pages.

CloudWatch Events

CloudWatch Events Limits

AWS Service Limits

Regional Availability