From billy-milligan
SaaS pricing models: per-seat, usage-based, tiered, freemium economics. Stripe subscription schema (Products, Prices, Subscriptions, Metered billing), upgrade/downgrade proration, trial periods, dunning management, LTV:CAC ratio targets. Pricing psychology principles. Use when designing pricing strategy, implementing billing, evaluating pricing model fit.
npx claudepluginhub rnavarych/alpha-engineer --plugin billy-milliganThis skill is limited to using the following tools:
- Choosing pricing model for a SaaS product
Compares coding agents like Claude Code and Aider on custom YAML-defined codebase tasks using git worktrees, measuring pass rate, cost, time, and consistency.
Designs and optimizes AI agent action spaces, tool definitions, observation formats, error recovery, and context for higher task completion rates.
Designs, implements, and audits WCAG 2.2 AA accessible UIs for Web (ARIA/HTML5), iOS (SwiftUI traits), and Android (Compose semantics). Audits code for compliance gaps.
references/saas-pricing.md — per-seat vs usage-based vs tiered vs flat-rate decision guide, freemium economicsreferences/billing-integration.md — Stripe subscription schema, proration behavior, dunning retry schedule, trial remindersreferences/freemium-strategy.md — conversion benchmarks, activation milestone design, churn targets by segment