Integrating Stripe Payments

Stripe payments with Convex and Next.js require configuring API keys, defining a database schema, creating backend actions for checkout, and integrating the frontend with Stripe Checkout. This skill provides step-by-step guidance covering environment setup, product/price creation, customer creation, and deployment across both the Convex backend and Next.js frontend.

Stripe webhooks in Convex require configuring the webhook URL, verifying webhook signatures, and creating backend actions to process events like subscription updates and payments. This skill covers webhook secret setup, async function patterns, timestamp conversion, and common pitfalls to ensure reliable event handling and synchronization with your Convex database.

Yes, Stripe supports both subscription and one-time payment flows within a single application using hosted Checkout. This skill covers configuring mode-specific checkout, managing recurring billing, implementing customer portals, and handling metadata synchronization so both payment types work together seamlessly in your Convex + Next.js stack.

Common Stripe integration errors include misconfigured webhook URLs, incorrect async function usage, timestamp conversion issues, and improper metadata propagation for user mapping. This skill identifies these pitfalls explicitly and provides solutions, helping you avoid costly mistakes and ensure proper customer creation, pricing linkage, and webhook secret configuration.

Stripe customer creation and storage should be managed through your Convex backend to synchronize customer data with your application. This skill shows how to create customers, store Stripe customer IDs in Convex, propagate metadata for user mapping, and maintain consistency between Stripe and your database for subscriptions and one-time payments.