Image Editing

Dec 04, 2023

Mastering’s API: A Step-by-Step Guide to Optimizing your Image Processing

In today's fast-paced digital environment, tools that automate and streamline tasks are becoming increasingly important. Background removal APIs are critical players in this trend, significantly improving the efficiency of image processing. These APIs enable automatic background removal from images, eliminating the need for time-consuming manual work.'s API is a worthy example in this field. It stands out for its advanced background removal capabilities, along with its reliability, accuracy, and ease of use.

This guide will walk you through the steps to generate your API key, incorporate it into your code, and explore the impressive results you can achieve with's background removal technology.

Effortlessly transform your images with's user-friendly API

Want to enhance your photos by swapping out plain backdrops?'s API makes this both simple and efficient - and you don't need to be a tech wizard to use it.

Starting off is simple. All you need is an account with, and from there, you get an API key. In easy terms, the API key allows you to tell exactly how you want your image to look like.

The API can interact with many different programming languages. However, you don't have to worry about it - ensures it easily fits into your code, regardless of language.

Once the API key is in your code, can work its magic. You will get high-quality background removal that will make your subjects shine, replacing the old backdrop with a transparent one or any other backdrop you prefer. All you have to decide is what you want to achieve through the API, and the tool handles the rest.

The benefits don't stop there, you've got plenty of options. You can choose between formats, decide what to keep and what to remove, crop images, scale the subject, add shadows, and even make some areas semi-transparent. (Bear in mind that the shadow and the semitransparency features are currently only available for car images). You can further customize your images by adding a solid background color or a completely new background image. 

Once your preferences have been set up, these can be applied to multiple images at once - a real time-saver! Plus, you're not limited to using on your computer. The API can be easily integrated into your applications or websites to make the whole process even more seamless.

To sum up,'s API is easy to set up, simple to use, and enables you to quickly transform your images. Without any technical knowledge needed, it empowers you to automate and upload multiple photos at once, all while offering loads of customization options to make your photos shine. Trust us - adding a new backdrop to your images has never been easier!

Here's how the API works:

If you're interested in the technical details and want to understand the process of implementing's API into your system, keep reading. The following section will provide a comprehensive step-by-step guide to help you seamlessly integrate this powerful tool.

1. Generate your API key

Let's get started:

1. If you are new to, take a moment to create an account. Existing users can proceed by logging in.

2. Once logged in, navigate to the right-hand side of the Menu bar. Click on your name initials, and from the drop-down menu, select > My Account.

 3. Now, head to API Keys and create a New API Key. 

4. Apply a label to your new API key.

5. Safely copy and store your API key.

Remember, self-service plan holders can create up to 2 API keys, while enterprise clients enjoy the flexibility to create up to 10. The first 50 API calls each month are included in your plan at no extra cost.

2. Choose the appropriate language and library's API supports multiple programming languages, including Python, Java, and PHP. Choose the one best suited for your application or website.

Utilize's API library for your chosen language to simplify the integration process. These libraries provide pre-built functions and methods to interact with the API efficiently.

  1. On the top bar, click on > Tools & API.

2. Select > API & Commandline > API Docs.

As you scroll down, you will find the Sample Code. For the sake of this example, we are going to choose Python as a language, but you can use whichever you prefer.

3. Insert the API key into your code

In your code, locate the section where you plan to implement the background removal functionality.

  1. Copy and paste the sample code.

  2. Insert your API key under the “X-Api-Key” request header.

And that’s it. Simple, isn’t it?'s background removal technology offers exceptional accuracy, ensuring high-quality results. The removed background will be replaced with a transparent background, allowing you to seamlessly blend the subject into any desired backdrop or layout.

Original image
Image with removed background

The API will return the processed image or a response indicating any errors encountered.

Depending on your implementation needs, you can save the processed image to a file, display it on your website, or perform further operations.

The API also provides additional options, which can be specified in the API call to further customize the output.

3. Customize your results's API offers a range of customization options for your outcomes. Here's an overview of what you can achieve:

  • Choose the format (png, jpg, zip)

  • Region of interest: only contents of this rectangular region can be detected as foreground, while everything outside of it will be considered background and thus removed. By default, the whole image is the region of interest ("0% 0% 100% 100%").

  • Crop: the default is false. It lets you choose whether or not to crop off all empty regions.

  • Crop margin: adds a margin around the cropped subject. This parameter has effect only when “crop=true”. 

  • Scale: scales the subject relative to the total image size. It implies “position=center”, unless you specify otherwise. 

  • Position: positions the subject within the image canvas. It can be “original” (default, unless the scale is given), “center” (a value from 0% to 100%), or two values (horizontal, vertical). 

  • Channels: you can request the finalized image (rgba) or the alpha mask. Requiring the latter, though, can lead to a lower final image quality, therefore “rgba” is recommended.

  • Add a shadow: you can choose to add an artificial shadow to the result. This feature is currently only supported for car images, but will soon be available for other subjects too.

  • Semitransparency: lets you choose whether to have semitransparent regions in the result. Note that this feature is only available for car windows at the moment. 

  • Background color: lets you add a solid background color. You can either insert a hex color code, or a color name. 

  • Background image: you can add a new image as your background by either providing the image URL or uploading the file.

Now let’s visualize this process:

Suppose you want to change the background of an image. 

  1. In your code, provide the file of the new background image.

2. Additionally, add the option to include shadows. 

Suppose this is your original image:

You want to replace its uninteresting backdrop with a more vibrant one instead, like this: will work its magic:

Remember that the shadow feature is currently only supported for car images but will soon be available for other subjects too.

That's it! With the power of the API, you can edit multiple images with the same background you provide and bring your work process to the next level.

How’s API can help you scale your business

Various businesses are using's API. Major clothing brands like Nordstrom and Vestiaire Collective attribute their reduced production costs and increased margins to, which allowed them to reduce image costs by 60% and 50%, respectively. 

Moreover, most businesses have seen a rise in efficiency since implementing's API. For example, Fox-Mar, a photography studio, reduced their photo editing time by 50%-75%. Hitech Digital, an India-based outsourcing company, has achieved a 50%-60% reduction in background removal time. 

However, the benefits of using's API extend beyond just saving time and money. It has been utilized by BOSCH to enhance their app for spare parts recognition, improving customer experiences. Spoak, an online interior design platform, has integrated the tool to allow users to visualize and design spaces quickly. Deutsche Bahn, a leading mobility and logistics company worldwide, used it to enhance employee engagement in their internal communication platform, DB Planet. 

The versatility of is unlimited, and there are countless examples of companies that have not only reduced their time and costs by employing its technology but have also launched new business ventures and realized their ideas.

Leverage automation and efficiency with's API

Implementing's API provides many exciting features, offering significant value for your image processing requirements. The API facilitates sending files to from any source, including URLs, leading to exceptional flexibility.

It also has customization features such as crop and crop margin, allowing you to keep your focal object in clear view. Other functions involve scaling, positioning, and adding shadows and semitransparency for an eye-catching photo output. You can also specify the background color or replace it with an entirely different image for a more original result.

By following this step-by-step guide, you can quickly implement's API into your application or website and leverage its powerful background removal capabilities. Retrieve your API key, integrate it into your code, and use's API library to simplify the process.

With's technology, you can achieve remarkable results, including high-quality background removal and customization options, enhancing your images and increasing the user experience on your platform.

Do you need to edit multiple images at once? Contact us to explore benefits and implementation opportunities for your business!

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