FinOps

Cloud Cost Accountability

June 19, 2026·2 min read·CloudBudgetMaster

Introduction to Showback and Chargeback

Showback and chargeback are two models used to allocate cloud costs to different departments or teams within an organization. Showback is a non-binding allocation of costs, where teams are shown their usage and associated costs, but are not directly charged. Chargeback, on the other hand, is a binding allocation of costs, where teams are directly charged for their usage.

Setting Up a Showback Model

To set up a showback model, you can use cloud provider tags and attributes to allocate costs to different teams. For example, in AWS, you can use the CostCategory and Tags features to allocate costs to different teams. You can also use AWS Budgets to set budget thresholds and receive alerts when costs exceed those thresholds. * Use the AWS CLI command aws budgets create-budget to create a budget. * Use the AWS CLI command aws costexplorer create-cost-category-definition to create a cost category. * Use the AWS CLI command aws costexplorer update-cost-category-definition to update a cost category.

Implementing a Chargeback Model

To implement a chargeback model, you need to set up a system to track and allocate costs to different teams. This can be done using a combination of cloud provider features and third-party tools. For example, you can use AWS Cost Explorer to track costs and allocate them to different teams based on usage. * Use the AWS CLI command aws costexplorer get-cost-and-usage to get cost and usage data. * Use the AWS CLI command aws costexplorer get-usage-types to get usage types.

Best Practices for Showback and Chargeback

To get the most out of showback and chargeback models, it's essential to follow best practices such as: * Setting clear budget thresholds and alerts * Providing regular cost reports to teams * Encouraging teams to optimize their resource utilization * Continuously monitoring and adjusting the showback and chargeback models as needed

Overcoming Challenges

Implementing showback and chargeback models can be challenging, especially in large and complex organizations. Some common challenges include: * Lack of visibility into cloud usage and costs * Difficulty in allocating costs to different teams * Resistance from teams to change their behavior * Need for continuous monitoring and optimization

Conclusion and Automation

By implementing showback and chargeback models, organizations can make engineering teams more accountable for their cloud spend and optimize their resource utilization. CloudBudgetMaster automates the detection of idle and wasted resources, providing a clear picture of the dollar impact and enabling teams to take action to optimize their cloud spend.