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Image & Video APIs

Last updated: Feb-25-2026

Overview

Add asset upload capabilities to your React app using the Cloudinary Upload widget. Learn how to install and configure the Upload widget including how to make the widget work with the intricacies of a React application.

On this page:

Video tutorial

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Use the controls to set the playback speed, navigate to chapters of interest and select subtitles in your preferred language.

View the code

You can find the code from this tutorial in GitHub.

Tutorial contents

This tutorial presents the following topics. Click a timestamp to jump to that part of the video.

Introduction to the Upload widget


0:05	Cloudinary has many ways to upload files to your Media Library to take advantage of Cloudinary's extensive features and capabilities. In a React app you can use the Upload widget as a quick and easy way to provide a full upload experience.

Add the Upload widget script to your React app


0:24	Start with an empty React application and add the Upload widget JavaScript file. Paste the code, which you can find in the Upload widget documentation, into the `<head>` section of index.html.

Add a new component for the Upload widget


1:15	In your components folder, add a new file called UploadWidget.js in which you can create a component for the Upload widget. You can include the component in your App.js file.

Initialize the Upload widget


3:06	Use the `createUploadWidget` method to initialize the widget. Pass in your cloud name (which you can find in the Console Dashboard) and an unsigned upload preset.

Create an upload preset


3:44	In your Cloudinary Console, navigate to Settings > Upload > Upload presets to create a new unsigned upload preset.

Create a callback function


4:17	Create a new callback function to handle the response from the Upload widget.

Add a button to open the Upload widget


4:32	Return a simple button from the component to open the Upload widget when clicked.

Test it out


5:21	Click the button to open the Upload widget and upload a file to your Media Library. You can open the Media Library to see that it successfully uploaded.

Take a look at these code examples:

Keep learning

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Upload assets in a React app (video tutorial)