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Universal Payment Link
The electronic system that allows company/merchant to send orders item and documents to your customers for the purpose of receiving payments for goods and services through the payment link using a verity of payment methods.

Payment Methods
- QR Payment
- Pay with Krungsri
- PromptPay Alert
- Direct Debit
- Credit Card
- Other Banks
Presentment flow
- Partner submits request of the payment information and payment method via the Link Generation API.Then , BAY validates and processes the request and returns a payment link in the API response.
- Partner redirects the end user to the universal payment page or send the URI Link to End User for open the universal payment page.
- End user completes the payment on the BAY website by performing the following steps:
- Reviews payment information
- Selects a payment method
- Confirms and makes payment via the selected channel
- When BAY receives a successful payment status, the system performs the following actions:
- Redirects the web page to partner’s website (Universal Payment Checkout Page Only)
- Sends a callback to partner’s backend system
- Partner can cancel the payment link by invoking the Cancellation API only when:
- The payment status is ACCEPTED, and The payment due date time is greater than the current date and time.
- Partner can retrieve the current link status by invoking the Link Retrieval API
- Partner can check the payment status and related information by invoking the Payment Status Inquiry API.
Payment Link Generation
This is an open API which receive an instruction to generate a link to facilitate payment of various methods through public microsite. API maintains configurable custom stylesheet to be applied on a display template for each partner profile.

• Related API