**To modify the credit option for CPU usage of an instance** This example modifies the credit option for CPU usage of the specified instance in the specified region to "unlimited". Valid credit options are "standard" and "unlimited". Command:: aws ec2 modify-instance-credit-specification --instance-credit-specification "InstanceId=i-1234567890abcdef0,CpuCredits=unlimited" Output:: { "SuccessfulInstanceCreditSpecifications": [ { "InstanceId": "i-1234567890abcdef0" } ], "UnsuccessfulInstanceCreditSpecifications": [] }