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Billing Best Practices Skill

Comprehensive guide for building production-ready billing systems with AI agents.

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: Regional pricing, currency detection from billing address, 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.

Learn More

View on GitHub

See the full source code and documentation.

View on skills.sh

Installation stats and security audits.

How is this guide?

Commet Skills

Give AI agents expert-level billing knowledge with Agent Skills.

Pricing Models Skill

Choose and implement the right pricing model for your SaaS with AI agents.

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Installation
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