Pricing

• https://calculator.aws

Compute

• Pay for compute time

Storage

• Pay for data stored in the Cloud

Transfer Out

• Pay only for transfer out of the cloud

• Within AZ: free

• Across AZ - Private IP: $0.01 / GB
• Across AZ - Public IP: $0.02 / GB
• Across Regions: $0.02 / GB

Ingress vs. Egress Costs

• Ingress Traffic (into AWS) is free

• Egress Traffic (out of AWS) is paid

• Avoid retrieving large data from AWS

• Try to keep the data as much as possible within AWS

S3 costs

NAT Gateway vs. VPC Endpoint

• Prefer VPC Endpoint!