> 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/master.md).

# Payment API Solutions Map

## :white\_check\_mark: API Solutions Map

{% tabs %}
{% tab title="Online Channels📶" %}

| Device - Use Case                                               | WeChat Pay                                                                              | **Alipay**                                                               | **Union Pay**                                             | **Elavon Payment**                                                                            | **Global Payments**                                                                                   |
| --------------------------------------------------------------- | --------------------------------------------------------------------------------------- | ------------------------------------------------------------------------ | --------------------------------------------------------- | --------------------------------------------------------------------------------------------- | ----------------------------------------------------------------------------------------------------- |
| <p></p><ul><li><strong>PC-Browser</strong></li></ul>            | [QR Code](/payment-api/pc-api/payment-request-with-union-pay-secure-pay.md)             | [Alipay QR Code](/payment-api/pc-api/payment-request-with-alipay-api.md) | [Secure-Pay](/payment-api/pc-api/upayspay.md)             | [Converge-Hosted](/payment-api/api-for-elavon-converge-hosted-payment/payment-request-api.md) | [GP PORTICO Ecomm](/payment-api/api-for-global-payments-portico-ecomm-payment/payment-request-api.md) |
| <p></p><ul><li><strong>Mobile-Browser-H5</strong></li></ul>     | [WeChat Wallet](/payment-api/api-for-mobile-browser-with-wechat/payment-request-api.md) | [Alipay Wallet](/payment-api/alipay-h5.md)                               | [Secure-Pay](/payment-api/in-app-union-pay-secure-pay.md) | [Converge-Hosted](/payment-api/api-for-elavon-converge-hosted-payment/payment-request-api.md) | [GP PORTICO Ecomm](/payment-api/api-for-global-payments-portico-ecomm-payment/payment-request-api.md) |
| <p></p><ul><li><strong>Mobile-WeChat-Browser</strong></li></ul> | [WeChat Wallet](/payment-api/wechat-official-account.md)                                | N/A                                                                      | [Secure-Pay](/payment-api/in-app-union-pay-secure-pay.md) | [Converge-Hosted](/payment-api/api-for-elavon-converge-hosted-payment/payment-request-api.md) | [GP PORTICO Ecomm](/payment-api/api-for-global-payments-portico-ecomm-payment/payment-request-api.md) |
| <p></p><ul><li><strong>Mobile-Native-App</strong></li></ul>     | [WeChat Wallet](/payment-api/in-app-wechat-pay.md)                                      | [Alipay Wallet](/payment-api/in-app-alipay.md)                           | [Secure-Pay](/payment-api/in-app-union-pay-secure-pay.md) | [Converge-Hosted](/payment-api/api-for-elavon-converge-hosted-payment/payment-request-api.md) | [GP PORTICO Ecomm](/payment-api/api-for-global-payments-portico-ecomm-payment/payment-request-api.md) |
| <p></p><ul><li><strong>WeChat-Mini-Program</strong></li></ul>   | [WeChat Wallet](/payment-api/api-for-wechat-mini-program.md)                            | N/A                                                                      | [Secure-Pay](/payment-api/in-app-union-pay-secure-pay.md) | [Converge-Hosted](/payment-api/api-for-elavon-converge-hosted-payment/payment-request-api.md) | [GP PORTICO Ecomm](/payment-api/api-for-global-payments-portico-ecomm-payment/payment-request-api.md) |
| {% endtab %}                                                    |                                                                                         |                                                                          |                                                           |                                                                                               |                                                                                                       |

{% tab title="In-Store Channels🛃" %}

| Merchant Device                                             | **WeChat Pay**                                 | Alipay                                         | Union Pay                             |
| ----------------------------------------------------------- | ---------------------------------------------- | ---------------------------------------------- | ------------------------------------- |
| <p></p><ul><li><strong>Merchant POS</strong></li></ul>      | [QR Code/Bar code](/payment-api/retail-api.md) | [QR Code/Bar code](/payment-api/retail-api.md) | [QR Code](/payment-api/retail-api.md) |
| <p></p><ul><li><strong>Merchant Terminal</strong></li></ul> | [QR code/Bar code](/payment-api/retail-api.md) | [QR code/Bar code](/payment-api/retail-api.md) | [QR Code](/payment-api/retail-api.md) |
| {% endtab %}                                                |                                                |                                                |                                       |

{% tab title="Aggregate Payments" %}
[OTTPAY Checkout](/payment-api/12-1-api-for-checkout-payment/payment-request-api.md)
{% endtab %}
{% endtabs %}