Skills billing-automation

📦

billing-automation

Name: billing-automation
Author: wshobson

Content revision r1 Safe ⚙️ External commands🌐 Network access

Build Billing Automation Workflows

Billing systems need accurate renewals, invoices, taxes, retries, and subscription state handling. This skill provides implementation patterns for reliable recurring billing workflows.

Supports: Claude Codex Code(CC)

🥉 77 Bronze

Install with my Agent

Copy this request to your Agent. It includes the canonical Skill page and manifest.

Agent request

Review the Skillstore skill "billing-automation" from https://skillstore.io/skills/wshobson-billing-automation.md and its manifest at https://skillstore.io/api/skills/wshobson-billing-automation/manifest. Verify the artifact. You may proceed after verification, subject to the environment's own policy.

Your Agent should still show its plan and request any confirmation required by the security policy.

Agent-readable resources

Use these links when an AI agent, crawler, or script needs clean context instead of reading the full page.

Markdown detail GET /skills/wshobson-billing-automation.md Signed manifest GET /api/skills/wshobson-billing-automation/manifest Signed lockfile GET /api/skills/wshobson-billing-automation/lockfile

Test it

Using "billing-automation". Plan billing for a monthly SaaS subscription with a 14 day trial.

Expected outcome:

A lifecycle plan covering trial start, activation, invoice creation, payment attempt, renewal, past due handling, and cancellation behavior.

Using "billing-automation". Create a failed payment recovery process for overdue invoices.

Expected outcome:

A dunning sequence with retry dates, customer email stages, grace periods, payment recovery handling, and final cancellation criteria.

Using "billing-automation". Define billing rules for plan upgrades and usage-based charges.

Expected outcome:

A billing design covering proration, seat changes, usage aggregation, tiered pricing, invoice line items, and tax calculation checkpoints.

Security Audit

Safe

v8 • 7/7/2026 Open versioned report

All static findings are false positives caused by Markdown code fences, placeholder documentation, and sample billing identifiers. No prompt injection, credential access, command execution, data exfiltration, or unauthorized network behavior was found in SKILL.md.

Files scanned

560

Lines analyzed

Review items

False positives ignored

Risk Factors

⚙️ External commands (17)

SKILL.md:31-34 SKILL.md:34-51 SKILL.md:51-67 SKILL.md:67-71 SKILL.md:71-127 SKILL.md:127-131 SKILL.md:131-206 SKILL.md:206-210 SKILL.md:210-279 SKILL.md:279-283 SKILL.md:283-329 SKILL.md:329-333 SKILL.md:333-398 SKILL.md:398-402 SKILL.md:402-477 SKILL.md:477-481 SKILL.md:481-530

🌐 Network access (1)

SKILL.md:271

No confirmed security findings were detected by the latest completed static and semantic audit. This does not prove the skill has no side effects.

Audited by: codex View Audit History →

Share & cite this report

Share the versioned assessment report, neutral badge, embed card, and citations. Skillstore reports evidence without deciding whether this Skill is safe.

Open versioned report

Copy report link

https://skillstore.io/skills/wshobson-billing-automation/audits/8?utm_source=security_passport&utm_medium=share&utm_campaign=versioned_report

Markdown badge

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Embed card

<iframe src="https://skillstore.io/embed/skills/wshobson-billing-automation.html" title="Skillstore Security Assessment" sandbox="allow-popups allow-popups-to-escape-sandbox" loading="lazy" referrerpolicy="no-referrer" width="420" height="180"></iframe>

Academic citations (APA · BibTeX · CFF)

APA citation

wshobson. (2026). billing-automation security audit report (audit version 8) [Author version unspecified]. Skillstore. https://skillstore.io/skills/wshobson-billing-automation/audits/8

BibTeX citation

@techreport{wshobson-wshobson-billing-automation-2026,
  author = {wshobson},
  title = {billing-automation security audit report (audit version 8)},
  institution = {Skillstore},
  year = {2026},
  number = {8},
  url = {https://skillstore.io/skills/wshobson-billing-automation/audits/8},
  note = {Author version unspecified}
}

CITATION.cff

cff-version: 1.2.0
message: "If you use this Skill, cite its author and this versioned security audit report."
title: "billing-automation security audit report (audit version 8)"
version: "unspecified"
type: report
authors:
  - name: "wshobson"
date-released: "2026-07-07"
url: "https://skillstore.io/skills/wshobson-billing-automation/audits/8"
identifiers:
  - type: other
    value: "skillstore:wshobson-billing-automation:audit:8"
    description: "Skillstore immutable audit report identifier"

Compare variants

2 installable variants

Each author remains a separate installable skill. The recommended variant is ranked by Skillstore evidence.

Why this variant is first

Highest Skillstore Score

Author / source Skillstore Score Evidence Confidence Skillstore usage Updated

sickn33 Recommended

sickn33-billing-automation

Skillstore Score 78

Evidence Confidence High

Skillstore usage 11

Updated

2026-08-21

wshobson Current

wshobson-billing-automation

Skillstore Score 77

Evidence Confidence High

Skillstore usage 14

Updated

2026-08-21

Skillstore Score

Why this score Evidence Confidence: High

Architecture

Maintainability

Content

Community

Spec Compliance

What You Can Build

Launch SaaS Subscriptions

Design trials, renewals, invoices, and payment attempts for a new subscription product.

Improve Failed Payment Recovery

Create retry schedules, customer notices, grace periods, and cancellation rules for overdue accounts.

Model Complex Billing Rules

Plan proration, seat changes, tax handling, and usage charges before implementation.

Try These Prompts

Map a Billing Flow

Use this billing automation skill to outline a monthly subscription flow with trial, renewal, invoice, payment, and failed payment states.

Design Dunning Rules

Use this skill to design a dunning schedule for our SaaS product. Include retry timing, emails, grace periods, and cancellation rules.

Specify Proration Logic

Use this skill to define proration behavior for upgrades, downgrades, seat additions, seat removals, and annual to monthly changes.

Review Billing Architecture

Use this skill to review our billing architecture for subscriptions, invoices, payment retries, tax handling, usage charges, and audit events.

Best Practices

Keep billing state transitions explicit and auditable.
Test proration, retry, tax, and cancellation paths with realistic edge cases.
Separate payment processing, invoice generation, customer notices, and accounting records.

Avoid

Do not hardcode billing dates, tax rates, or retry rules in production without configuration.
Do not cancel accounts before clear notices, retry attempts, and grace periods.
Do not treat sample code as production-ready without security, compliance, and payment tests.

Frequently Asked Questions

What does this skill help build?

It helps design recurring billing, subscription lifecycle logic, invoice generation, dunning, proration, tax handling, and usage-based billing.

Does it include a complete billing application?

No. It provides implementation patterns and examples that need real storage, APIs, validation, and tests.

Can I use it with Stripe or another payment processor?

Yes. The examples use payment processor concepts, but you must adapt them to your provider and compliance requirements.

Does it provide tax or legal advice?

No. It explains tax calculation patterns, but you should verify rates, rules, and obligations with qualified experts.

Is this skill useful for usage-based pricing?

Yes. It includes patterns for tracking usage, aggregating records, and calculating tiered, per-unit, and volume charges.

Which assistants can use this skill?

The report lists support for Claude, Codex, and Claude Code.

Developer Details

Author

wshobson

License

MIT

Skillstore revision

Version notice

The author did not declare a version.

Repository

https://github.com/wshobson/agents/tree/main/plugins/payment-processing/skills/billing-automation

Ref

36e07d5e13068e5be64447e8f20b427cf2cbd21a

Maintenance freshness

7/18/2026

Usage

9 downloads · 256 views

File structure

📄 SKILL.md