Skill UI

A comprehensive guide to integrating PayPal into applications, covering all aspects of the payment lifecycle. This skill covers client-side implementations using JavaScript SDK for Express Checkout, server-side API interactions (REST API) for order creation and capture, handling recurring billing via Subscriptions, managing asynchronous updates through IPN/Webhooks, and processing refunds and payouts. Ideal for building robust e-commerce payment gateways.

Master Stripe payment processing integration for robust, PCI-compliant payment flows. This skill covers all aspects of modern billing, including one-time charges, recurring subscriptions, handling webhooks, and processing refunds. Ideal for building secure, scalable e-commerce and SaaS billing systems in web or mobile applications.

Codified expertise for orchestrating the full returns lifecycle—from authorisations and inspection through disposition, refunds, fraud detection, and warranty claims—to balance customer satisfaction with margin protection across retail, e-commerce, and omnichannel operations.

Standardized expert guidance for return authorization, inspection, grading, disposition decisions, refunds, fraud detection, and vendor recovery in retail and e-commerce operations.

A comprehensive operational guide for support teams to manage complex customer billing workflows. It assists operators in diagnosing billing anomalies, processing refunds, triaging charges, and recovering customer portals. Use this when investigating billing discrepancies, assessing churn risk, or ensuring accurate subscription state and revenue management.

Used to verify the actual billing reality, revenue, and pricing mechanics—such as team billing, quotas, and refunds—based on underlying product code, rather than sales documents or simple customer fixes. This skill separates billing facts, customer impact, and the true product implementation logic.

This comprehensive toolkit automates all major Stripe payment operations, including customer management, creating charges, handling subscriptions, generating invoices, and processing refunds. By leveraging structured workflows through Rube MCP, it provides a unified interface for complex financial processes, ensuring reliable and efficient automation of your billing and payment systems.

A comprehensive operational guide for support teams to manage complex customer billing workflows. It assists operators in diagnosing billing anomalies, processing refunds, triaging charges, and recovering customer portals. Use this when investigating billing discrepancies, assessing churn risk, or ensuring accurate subscription state and revenue management.

Used to verify the actual billing reality, revenue, and pricing mechanics—such as team billing, quotas, and refunds—based on underlying product code, rather than sales documents or simple customer fixes. This skill separates billing facts, customer impact, and the true product implementation logic.

This guide outlines the complete process for handling order refunds. Before initiating any refund, users must first consult the official refund policy to confirm eligibility. If the order is determined to be eligible, the skill details how to safely call the `refund-order` tool using the order ID and how to structure the response using the designated confirmation template.

This comprehensive toolkit automates all major Stripe payment operations, including customer management, creating charges, handling subscriptions, generating invoices, and processing refunds. By leveraging structured workflows through Rube MCP, it provides a unified interface for complex financial processes, ensuring reliable and efficient automation of your billing and payment systems.

Implement and verify Stripe checkout, subscriptions, webhooks, and refunds with explicit server-side authorization. Covers payment flows, webhook handling, subscription management, and customer management. Provides code patterns for hosted checkout, payment intents, and setup intents. Emphasizes security boundaries and proper use of test accounts.