AWS CLI unblended cost-check oneliner

aws ce get-cost-and-usage \--time-period Start=`date -u +'%Y-%m-01'`,End=`date -u +'%Y-%m-%d'` --granularity MONTHLY --metrics UnblendedCost | jq '.ResultsByTime[].Total.UnblendedCost.Amount' "3.051866618"

This is usually in USD.