> For the complete documentation index, see [llms.txt](https://docs.ottpay.com/payment-api/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.ottpay.com/payment-api/pc-api.md).

# API for PC Browser with Wechat Pay/Alipay/UnionPay

Call API to generate and display payment QRCode from the merchant's website. The customers scan QRCode shown on the merchant's webpage to activate the customers' payment app to make payment.

## :white\_check\_mark: OTT Pay API URL:

```
https://frontapi.ottpay.com:443/processV2
```

## :white\_check\_mark: Process Flow:

![](https://1288750261-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-Ld5XVMQHp74noDIXTus%2F-M6lYzo6WN9y_iF9DW1a%2F-M6lZ46t0xcRujCRIBho%2Fimage.png?alt=media\&token=1c7446c5-77ed-4288-8a89-4b08db849f7a)