Before reading this API documentation, be sure to review the API Description Guide
Use Payment Link or Front-End Component to quickly integrate Google Pay.
Some regions may not support Google Pay. Please check the unsupported regions list to confirm your target market availability.
Device and Browser Requirements
If you cannot see the Google Pay button on the payment page, your device or browser may not meet the following requirements.
- You must have at least one card in your wallet.
- You must use a compatible Google Pay device.
- You must use HTTPS and Supported Browsers for testing.
- Allow Chrome to access your wallet: Settings > Autofill and passwords > Payment methods > Allow sites to check if you have payment methods saved
- Do not use Chrome incognito window.
- Confirm you are in a supported Google Pay region.
Desktop Browsers
- Chrome 38+
- Edge 15+
- Firefox 29+
- Opera 25+
- Android Chrome 38+
- Samsung Internet 7.1+
- Browser must support TLS 1.2
- Requires a modern browser supporting JavaScript Promises
- We respond to error reports but do not actively test other browsers
Transaction Limits
| Transaction Type | Limit (USD) |
|---|---|
| Collection | 0.99-1000 |
Collection API
Collection Apply
Description:- Create a collection order
/usd/collect/apply
Description: Use the appId corresponding to USD. After successful payment, the user’s USD balance increases.
Parameters:
| Parameter | Required | Type | Description |
|---|---|---|---|
| appId | Yes | Long | Business ID (obtained from the dashboard; use the one corresponding to the currency in the URL) |
| orderId | Yes | String | Merchant order number (must be unique, max 48 characters) |
| name | No | String | User name; real name recommended. Format: firstName and lastName separated by space. Example: John Doe |
| phone | Yes | String | Real phone number (format reference: phone format) |
| No | String | Real email address | |
| amount | Yes | String | Transaction amount (2 decimal places; no punctuation such as ”,“) |
| payType | Yes | String | EWALLET |
| inBankCode | Yes | String | GOOGLE_PAY |
| clientIp | No | String | Client IP address |
| callBackUrl | Yes | String | Redirect URL after successful payment |
| callBackFailUrl | Yes | String | Redirect URL after failed payment |
| cancelUrl | No | String | If provided, the payment page displays a Back button that redirects the user to this URL when clicked. |
| notifyUrl | No | String | Callback URL |
| subject | Yes | String | Payment remark |
| body | No | String | Remark details |
| partnerUserId | Yes | String | Unique user identifier (e.g. userId) for risk control. Must be real and valid. Format: digits, letters, or common symbols -~!@#$%&*()_. |
| paymentMethods | Yes | String | Supported payment method list, separated by English commas, e.g., CREDIT_CARD,GOOGLE_PAY,APPLE_PAY |
| sign | Yes | String | Signature |
{
"appId": 1054,
"orderId": "M233323000059",
"amount": "300",
"phone": "09230219312",
"email": "23423@qq.com",
"name": "test",
"inBankCode": "GOOGLE_PAY",
"payType": "EWALLET",
"partnerUserId": "149597870",
"sign": "af0gAHkUOyYHu9owQp8NJ4mPEeUW4vuJcjdxqLIzrVw8AvpLSjD1DXupReSG/CyuSkFRyiIvCp5u703AuGGmfgD2gKDH3Ywau41bAbG2jnHJ8mtjiSJ5iWUzanyd4Kr7d1+rETbzUl7/BkW3t0X8UUFdqpxwG8DPUjAwUKfplWDHV7koG51Ozexd80DCsmW6eWdouAZ1uNXGLYmV3ftE3BmfNRtuv1C5bfTJWrTEIOxbF6g2uYOFZTlIgrQgd7/2PsAYwQQXNz8Q8CYl4OxqCv4pXJxaLWPbR5tqZu9og5kn32C9aHW/NlU1y39vzz+4ef81yPAqUV9oHlSMSPrMmw=="
}
{
"status": "1",
"error": "00000000",
"msg": "",
"data": {
"orderId": "M233323000059",
"orderNo": "6023071013539074",
"payUrl": "",
"clientToken": "",
"sign": "YEoA8Y2JzQFGVzwJSqmemm1Kfv/bfyIfCqv2dp7RNzT5B72AQvdD+nt2nR4sL1HWscvmNHyVt5ovAi7MMhy3ziih/sMph+wPx4YjH3W1h5DyBvSlWvaKfKrK5ViomZ0pPYWydwRHnnRnicxToHK9S6qtSy7Q73O0hdz4hJ9p41Th3ycBl2Q9SeqSZYSY1ohcPDhdyRf2y0prb8rHgpBKzxZ5BKX/1bsE9OmsSEHAEYT8OGgko6aNe8XPAhr4G48cpWTftvnGQuzh0O65nuZRI/PF+Axt2zJCVbFHDDSREI9NlAT82ebDqhlVdxQzKE67D1nxgjb3dPmDUYHOBpmwxQ=="
}
}
| Parameter | Type | Description |
|---|---|---|
| orderId | String | Merchant order number (must be unique) |
| orderNo | String | Platform order number |
| payUrl | String | Payment URL |
| clientToken | String | Client token for use in the Front-End Component (see Front-End Component) |
| sign | String | Signature |
Collection Query
Description:- Query collection order
/usd/collect/query
Parameters:
| Parameter | Required | Type | Description |
|---|---|---|---|
| appId | Yes | Long | Business ID (obtained from the dashboard; use the one corresponding to the currency in the URL) |
| orderId | Yes | String | Merchant order number |
| orderNo | No | String | Platform order number (faster response) |
| sign | Yes | String | Signature |
{
"appId": 1054,
"orderId": "M22222000028",
"sign": "EmyJGm3ELzG4FsOd0Krs9ncbSjo4oTGuXWML+7djYla3+VAwd9wS17z38p/7U2ZAjroO04XrE7YXcB1o76Dtyipj3h3bJzs7FYma1QNkMUdt9hh7m8U6hMsMQX7vIWHtXNwz4pbTSC75+kQWXaCew7KoE6LXECdJU8AISgNgeki2TK9R0pCfshr0Z2SZBPeuT6OvIH5LdmqgdZhuqnffGU2qnXk4KMkO848e6/WALLBR+LE1wyKHfPnYVcuKSMVYxkvKyyIL5JIPEgW0o5bh4RCbaUn3NZtyYwrU1uQ3ZDFRThm9j6XAQP+LBlmq3nOePqBtp/VDVarRaV+7FbQg3A=="
}
{
"status": "1",
"error": "00000000",
"msg": "",
"data": {
"orderId": "M22222000028",
"orderNo": "6023042811314347",
"amount": "50.00",
"actualAmount": "0.00",
"fee": "0.00",
"status": 1,
"sign": "fP433ygWVDLVGxYkVnIJj7riGq0U3vyVX+MbBAImxfGLZkZcEAHVEoVYuULZSmXAAXKRSyd67WlDNm+24pougM54ofAoH4HMtCL2tfCoBReFyz3z02AGKkrKE2xWhSpWoqfQoBvzwuN5iGMMu0s9Q1YvqiwJ8WDVIENnmiIyD8qDJN7caHTW2US14/faG+69AvnuIgJ/nu7/jogOlgEYdZdVYU7gcRDE+d47KjlFGswQkJ/h/uzV7cWtUqrtOO7ZnZ3/z33Xx8awokX36QoYcPSWAU0h+Ij9O9402HNhm1eTbYcLU0uI/z8xCAtyAI/tTyiFijpiNlxUKQj+zKsILw=="
}
}
| Parameter | Type | Description |
|---|---|---|
| orderId | String | Merchant order number (must be unique) |
| orderNo | String | Platform order number |
| amount | String | Transaction amount |
| actualAmount | String | Actual amount received |
| fee | String | Fee |
| status | Integer | Status (0: not started, 1: paying, 2: success (final), 3: failed (final), -1: exception pending confirmation) |
| payTime | String | Payment success time (available when status=2), local time, format: yyyy-MM-dd HH:mm:ss |
| errorMsg | String | Payment failure reason (available when status=3) |
| sign | String | Signature |
Payment Methods
| Currency | Payment Type (payType) | Payment Code (inBankCode) | Limit | Status | Description |
|---|---|---|---|---|---|
| USD | EWALLET | GOOGLE_PAY | 0.99-1000 | Available | Google Pay |