---
page_title: 1. Implementing Checkout
product: Payv3
platform: Web
page_source: https://juspay.io/in/docs/payv3/web/base-integration/getting-payv3
llms_txt: https://juspay.io/in/docs/llms.txt
product_llms_txt: https://juspay.io/in/docs/payv3/llms.txt
---


## 1. Initialising the Payv3



In order to use Payv3, the very first step is to load Payv3 form into your web application. This includes adding a script to your web application.

Following step will help you to add script to your html :-


### Step 1.1. Add Payv3 Script


Add the script to your HTML to initialise the payv3 form.



#### Code Snippets: -

#### HTML Code Snippet:

```html
<script type="text/javascript"        
src="https://api.juspay.in/pay-v3.js"></script>
```


---

## Complete Code Reference

The following code files are referenced in the steps above:

### script-payv3.html

```
// block:start:script
<script type="text/javascript"        
src="https://api.juspay.in/pay-v3.js"></script>
// block:end:script
```


---

## See Also

- [Additional S2S APIs](https://juspay.io/in/docs/payv3/web/base-integration/other-server-apis)
- [2. Initiate Payment](https://juspay.io/in/docs/payv3/web/base-integration/initiate-payment)