Cost - Virtual Waiting Room on AWS

Cost

You are responsible for the cost of the AWS services used while running this solution. As of September 2022, the cost for running this solution with the default settings in the US East (N. Virginia) Region is approximately $10.00/day per stack plus charges for API requests and data traffic relative to the size of the event.

Daily cost for maintaining the solution without any events

AWS service Requests/Time Cost
Amazon API Gateway 0 $0.00
Amazon CloudFront 0 $0.00
Amazon CloudWatch 0 $0.00
Amazon DynamoDB 0 $0.00
Amazon ElastiCache Compute node hours (Redis) ~$6.00
AWS Lambda Free tier* $0.00
AWS Secrets Manager Free tier* $0.00
Amazon Simple Storage Service (Amazon S3) Free tier* $0.00
Amazon Virtual Private Cloud (Amazon VPC) VPC endpoint hours ~$4.00
TOTAL: ~$10.00

*The cost estimate is based upon a clean environment. If you are using this AWS service outside of this solution, you might exceed the free tier quota.

The following tables show estimated costs for a 50,000-user and a 100,000-user waiting room with an event duration ranging 2-4 hours with 500 users/second incoming and 1,000 users/min outgoing. Prices are subject to change. For full details, refer to the pricing webpage for each AWS service used in this solution.

Estimated cost for 50,000 waiting room users during 2-hour event

AWS service Dimensions Cost
Amazon API Gateway Requests $2.00
CloudFront Requests, Bandwidth $75.00
CloudWatch Metrics, Alarms, Storage $1.00
Amazon CloudWatch Events Events $1.00
DynamoDB Read/Write units, Storage $1.00
ElastiCache Node hours $8.00
Lambda Requests, Compute time $1.00
AWS Secrets Manager Secrets, Requests $1.00
Amazon S3 Requests, Storage $1.00
Amazon VPC Data transfer, Endpoint time $2.00
TOTAL $94.00

Estimated cost for 100,000 waiting room users during 2-hour event

AWS service Dimensions Cost
Amazon API Gateway Requests $4.00
CloudFront Requests, Bandwidth $296.00
CloudWatch Metrics, Alarms, Storage $1.00
CloudWatch Events Events $1.00
DynamoDB Read/Write units, Storage $4.00
ElastiCache Node hours $32.00
Lambda Requests, Compute time $1.00
AWS Secrets Manager Secrets, Requests $1.00
Amazon Simple Queue Service (Amazon SQS) Requests $1.00
Amazon S3 Requests, Storage $1.00
Amazon VPC Data transfer, Endpoint time $6.00
TOTAL $348.00