# Need Help with 3rd Party API Integration Using HTTP Functions on Wix

**URL:** <https://forum.wixstudio.com/t/need-help-with-3rd-party-api-integration-using-http-functions-on-wix/64760>\
**Category:** Ask the community\
**Tags:** code\
**Created:** [November 17, 2024, 11:48am UTC](https://forum.wixstudio.com/t/need-help-with-3rd-party-api-integration-using-http-functions-on-wix/64760 "2024-11-17T11:48:56Z")\
**Posts on this page:** 1\
**Showing post:** 4

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**Author:** ![Pratham](https://sea1.discourse-cdn.com/wix/user_avatar/forum.wixstudio.com/pratham/32/119586_2.png) [@Pratham](https://forum.wixstudio.com/u/Pratham)\
**Post date:** [November 18, 2024, 5:07am UTC](https://forum.wixstudio.com/t/need-help-with-3rd-party-api-integration-using-http-functions-on-wix/64760/4 "2024-11-18T05:07:29Z")

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Hey Itai

> [@itai39144](#):
>
> I’ve set up an HTTP function (`responseHandler.web.js`) in the backend section of my Wix site to handle incoming POST requests.

HTTP functions can only be written inside a specific file in the backend called `http-functions.js`

I’d recommend you go through the Wix Velo developer documentation first to learn more about it.

> **[Write an HTTP Function | Velo](https://dev.wix.com/docs/develop-websites/articles/coding-with-velo/integrations/exposing-services/write-an-http-function)**
>
> HTTP functions define custom site APIs, which allow you to expose your site's functionality externally. This means that you, or other people, can access your site's functionality by calling your custom site APIs.

Here are some additional tutorials:

> [@Help for adding items to collection/database from external app?](https://forum.wixstudio.com/t/help-for-adding-items-to-collection-database-from-external-app/63644/2):
>
> Hey Alper, This super informative tutorial by @thewixwiz will show you how to set up HTTP functions on your website: [[How to use Wix HTTP Functions] ](https://www.youtube.com/watch?v=jH48Gd102a4)[[How to Use HTTP Functions to Expose Your Site's API | Velo by Wix] ](https://www.youtube.com/watch?v=4yCBplV3MPQ)

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