What billing models does this skill support?

It supports a wide range of models including fixed monthly/annual subscriptions, usage-based billing, per-seat pricing, and tiered plans.

Can it manage plan upgrades and downgrades?

It includes a specialized Proration Calculator to determine exact credits and charges when customers change plans or seat counts mid-billing cycle.

Does it include tax calculation logic?

Yes, it provides logic for calculating sales tax, VAT, and GST based on customer jurisdictions including US, UK, EU, and Australia.

How does it handle failed payments?

The skill includes comprehensive dunning management patterns that automate retry schedules, customer notifications, and account state transitions.

Billing Automation

Name: Billing Automation
Author: Activer007

byActiver007

0•

Eコマースソリューション

Automates subscription lifecycles, recurring invoices, and payment recovery processes for SaaS and e-commerce platforms.

Billing Automation is a specialized skill designed to help developers build robust subscription management systems within Claude Code. It provides standardized implementation patterns for managing complex billing cycles, handling automated dunning workflows for failed payments, and calculating accurate prorated charges for plan upgrades or seat changes. This skill is essential for developers building SaaS products who need to implement reliable invoicing, multi-jurisdictional tax calculations (VAT/GST/Sales Tax), and usage-based billing models while maintaining a seamless customer experience.

主な機能

010 GitHub stars

02Dynamic proration for mid-cycle plan and seat adjustments

03Multi-jurisdictional tax calculation logic for global sales

04Automated dunning workflows for failed payment recovery

05Usage-based and recurring billing invoice generation

06Subscription lifecycle management (Trial, Active, Past Due, Canceled)

ユースケース

01Automating recurring invoice generation for service providers

02Implementing a subscription-based SaaS billing backend

03Building payment recovery systems to reduce customer churn

What are Skills?·How to Install

Install with 🐟 Skill.Fish

npx skillfish add activer007/ordinary-claude-skills billing-automation

For use in Claude.ai and ChatGPT

Download Skill