aws_billing - assuming a proper install and configuration of the aws cli and jq, call this script with the name of a configured profile (or default) and it will print out a summary of your bill.

aws_billing.sh

#!/bin/bash

profile=$1 # aws config profile name or default ie: ./aws_billing.sh default

if [ -z $1 ]; then
	echo "profile must be the first and only parameter...exiting."
	exit 0
fi

echo "Gathering pricing information for DAY BEFORE YESTERDAY..."
day_before_yesterday_date=$(date -u -v-2d +%Y-%m-%d)
day_before_yesterday_cost=$(aws ce get-cost-and-usage --time-period Start=$(date -u -v-2d +%Y-%m-%d),End=$(date -u -v-1d  +%Y-%m-%d) --granularity MONTHLY --metrics UnblendedCost --profile "${profile}" | jq '.ResultsByTime[0].Total.UnblendedCost.Amount' | xargs printf "%'0.2f\n")

echo "Gathering pricing information for YESTERDAY..."
yesterday_date=$(date -u -v-1d +%Y-%m-%d)
yesterday_cost=$(aws ce get-cost-and-usage --time-period Start=$(date -u -v-1d +%Y-%m-%d),End=$(date -u +%Y-%m-%d) --granularity MONTHLY --metrics UnblendedCost --profile "${profile}" | jq '.ResultsByTime[0].Total.UnblendedCost.Amount' | xargs printf "%'0.2f\n")

echo "Gathering pricing information for TODAY..."
today_date=$(date -u +%Y-%m-%d)
today_cost=$(aws ce get-cost-and-usage --time-period Start=$(date -u +%Y-%m-%d),End=$(date -u -v+1d +%Y-%m-%d) --granularity MONTHLY --metrics UnblendedCost --profile "${profile}" | jq '.ResultsByTime[0].Total.UnblendedCost.Amount' | xargs printf "%'0.2f\n")

echo "Gathering pricing information for MONTH TO DATE..."
month_to_date_cost=$(aws ce get-cost-and-usage --time-period Start=$(date -u +%Y-%m-01),End=$(date -u -v+1m +%Y-%m-01) --granularity MONTHLY --metrics UnblendedCost --profile "${profile}" | jq '.ResultsByTime[0].Total.UnblendedCost.Amount' | xargs printf "%'0.2f\n")

echo "Gathering cost forecast information for MONTH..."
month_cost_forecast=$(aws ce get-cost-forecast --time-period Start=$(date -u +%Y-%m-%d),End=$(date -u -v+1m +%Y-%m-01) --granularity MONTHLY --metric UNBLENDED_COST --profile "${profile}" | jq '.Total.Amount' | xargs printf "%'0.2f\n")
if [ -z $month_cost_forecast ]; then
	month_cost_forecast="n/a"
fi

time_of_event=$(date -u)

printf "%s @ %s \n%s: $%s \n%s: $%s \n%s: $%s \nMONTH TO DATE: $%s \nFORECAST MONTH-END: $%s" "${profile}" "${time_of_event}" "${day_before_yesterday_date}" "${day_before_yesterday_cost}" "${yesterday_date}" "${yesterday_cost}" "${today_date}" "${today_cost}" "${month_to_date_cost}" "${month_cost_forecast}"

echo ""