Apply when implementing idempotency logic in payment connector code or handling duplicate payment requests. Covers paymentId as idempotency key, payment state machine transitions, retry semantics for cancellation and refund operations, and requestId handling. Use for preventing duplicate charges and ensuring correct Gateway retry behavior across Create Payment, Cancel, Capture, and Refund endpoints.
Solana Pay protocol integration. Generate payment requests, QR codes, and verify transactions on Solana blockchain.
Solana wallet management and token trading via Jupiter aggregator. Check balances, view transaction history, swap tokens, and manage your Solana portfolio.
Build automated billing systems for recurring payments, invoicing, subscription lifecycle, and dunning management. Use when implementing subscription billing, automating invoicing, or managing recurring payment systems.
Complete Stripe lifecycle management. Audits current state, fixes all issues, and verifies checkout flows work end-to-end. Every run does all of this. Auto-invoke when: files contain stripe/payment/checkout/webhook, imports stripe package, references STRIPE_* env vars, webhook handlers modified.
Complete Lightning Network lifecycle. Audits channels, routing, invoices. Plans capacity, executes rebalancing, verifies payments. Every run does all. Auto-invoke when: files contain lightning/lnd/bolt11/invoice, imports lightning packages, references LND_* env vars, channel handlers modified.
Subscription lifecycle patterns for Stripe + Convex/database backends. Invoke for: trial-to-paid flows, subscription state management, webhook handling, access control logic, cancel/resubscribe edge cases.
Structures transfer agency operations with shareholder servicing, registration, and distribution management. Use when managing transfer agency, processing shareholder transactions, or maintaining shareholder records.
Structures trade lifecycle management with confirmation, settlement, and exception processing. Use when managing trade operations, processing confirmations, or resolving settlement exceptions.
Structures payment regulatory compliance with PCI-DSS, money transmitter licensing, and BSA requirements. Use when managing payment compliance, assessing PCI requirements, or navigating MTL licensing.
Processes LP interest transfer requests with GP consent evaluation, ROFR administration, and transfer documentation requirements. Use when managing LP transfers, evaluating transfer requests, or coordinating interest assignments.
Integrates with Stripe API for payment processing, subscription management, invoicing, and financial automation
Get paid from day one. Payments, subscriptions, billing portal, webhooks, metered billing, Stripe Connect. The complete guide to implementing Stripe correctly, including all the edge cases that will bite you at 3am. This isn't just API calls - it's the full payment system: handling failures, managing subscriptions, dealing with dunning, and keeping revenue flowing. Use when: stripe, payments, subscription, billing, checkout.
Use when integrating Plaid, Stripe, payment processors, or financial APIs - covers account linking, payment processing, KYC/AML compliance, and webhook handlingUse when ", " mentioned.
Integrate payment gateways like Stripe, PayPal, and Square with backends for payment processing, subscription management, and webhook handling. Use when building e-commerce platforms, implementing billing systems, and handling payments securely.
Implement Stripe payment processing, subscription management, webhook handling, and customer management in Next.js and NestJS applications
Integrate Stripe, PayPal, and payment processors. Handles checkout flows, subscriptions, webhooks, and PCI compliance. Use PROACTIVELY when implementing payments, billing, or subscription features.
Integrate PayPal payment processing with support for express checkout, subscriptions, and refund management. Use when implementing PayPal payments, processing online transactions, or building e-commerce checkout flows.
Manage billing operations including invoice generation, payment tracking, and subscription lifecycle
Stripe Checkout, subscriptions, webhooks, customer portal
Binance Pay integration for crypto payments. Send, receive, and accept cryptocurrency payments with the world's largest exchange.
Complete Bitcoin payment lifecycle. Audits current state, fixes all issues, and verifies payment flows work end-to-end. Every run does all of this. Auto-invoke when: files contain bitcoin/btc/utxo/satoshi, imports bitcoin packages, references BITCOIN_* or BTC_* env vars, wallet handlers modified.
Audit BTCPay Server configuration. Checks store settings, webhook health, payment notifications, and API connectivity. Use when: running BTCPay as payment processor, diagnosing webhook issues, or verifying setup. Keywords: btcpay, btcpayserver, greenfield, payment processor.
