Is tax calculation included?

Yes, the skill provides patterns for calculating various tax types including US Sales Tax, UK/EU VAT, and Australian GST based on customer jurisdiction.

Does it support proration for plan upgrades?

Absolutely. It includes a ProrationCalculator to determine credits and charges when users change plans or seats mid-cycle.

Can I use this for usage-based billing?

Yes, the skill includes logic to calculate charges based on consumption and integrate them into automated invoicing cycles.

How does it handle failed payments?

It provides a dedicated dunning management framework that schedules payment retries and sends automated notifications to customers.

Billing Automation

Name: Billing Automation
Author: HermeticOrmus

byHermeticOrmus

전자상거래 솔루션

Builds and manages automated billing systems for SaaS, subscriptions, and recurring payments.

소개

This skill empowers developers to architect robust subscription-based financial systems using Claude. It provides comprehensive patterns for managing complex billing lifecycles, ranging from initial trial setups and automated invoice generation to handling mid-cycle prorations and dunning processes for failed payments. By implementing standardized logic for tax calculations (VAT/GST/Sales Tax) and usage-based billing models, it ensures your payment infrastructure is scalable, compliant, and requires minimal manual intervention.

주요 기능

Automated invoice generation with line-item support
0 GitHub stars
Multi-jurisdictional tax calculation logic (VAT, GST, Sales Tax)
Proration calculations for mid-cycle plan or seat changes
Subscription lifecycle management including trials and cancellations
Dunning management and retry logic for failed payments

사용 사례

Automating usage-based billing for API consumption or cloud resources
Implementing a SaaS subscription model with tiered monthly and annual billing
Building a resilient payment recovery system to reduce involuntary churn

소개

주요 기능

Automated invoice generation with line-item support
0 GitHub stars
Multi-jurisdictional tax calculation logic (VAT, GST, Sales Tax)
Proration calculations for mid-cycle plan or seat changes
Subscription lifecycle management including trials and cancellations
Dunning management and retry logic for failed payments

사용 사례

Automating usage-based billing for API consumption or cloud resources
Implementing a SaaS subscription model with tiered monthly and annual billing
Building a resilient payment recovery system to reduce involuntary churn