Billing Best Practices Skill

The Billing Best Practices skill provides AI agents with comprehensive knowledge for building production-ready billing integrations. It covers subscription lifecycle, failed payments, proration, multi-currency, tax compliance, and invoicing.

Installation

Install the skill using the following command:

npx skills add commet-labs/billing-best-practices

Advantages

• Subscription lifecycle management: Patterns for handling every state transition from trial to cancellation.
• Failed payment recovery: Dunning flows, retry schedules, grace periods, and involuntary churn prevention.
• Proration logic: How mid-cycle upgrades, downgrades, and plan changes affect invoicing.
• Multi-currency support: Currency Pricing, request-country Markets, zero-decimal currencies.
• Tax compliance: Merchant of Record model, automatic tax calculation, when you need MoR vs DIY.
• Pre-launch checklist: Step-by-step verification before going live with billing.

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