> Accept direct UPI payments in India with 0% transaction fees. Money goes directly to merchant's bank account. ## Quick Start Include the SDK and call checkout: UPIDrop.init({ publicKey: 'pk_live_YOUR_KEY' }); UPIDrop.checkout({ amount: 599, description: 'Product Name', onSuccess: (res) => console.log(res) }); ## REST API Base URL: https://api.upidrop.com Auth: X-API-Key: pk_live_YOUR_KEY POST /api/v1/orders — Create payment order POST /api/v1/orders/utr — Submit UTR confirmation ## Frameworks React/Next.js: Use SDK in useEffect Vue: Use SDK in mounted() HTML: Direct script tag ## Response Format { orderId: string, token: string, upiDeepLink: string, qrData: string, expiresAt: string }