Menu

How to Use AI in Photoshop for Seamless Compositing

By Oscar PhamDigital Marketing & Growth Strategy Lead, Pixel Commerce Studio

 December 24, 2025

Unlock professional compositing with AI. This guide on how to use AI in Photoshop shows you how to create realistic, blended images and scenes with Generative Fill.

A side-by-side comparison showing Photoshop AI outpainting to expand a picnic scene with seamless new background details.
Before and after comparison of AI outpainting in Photoshop, demonstrating seamless canvas expansion for professional photo editing.

Adobe Firefly interface displaying four AI-generated bridal portraits for seamless compositing in Photoshop.
Photoshop artists use Adobe Firefly to generate high-quality AI assets for professional and seamless image compositing. Insight by Khanh Nguyen — Senior Software Engineer & Full-Stack Development Specialist, Pixel Commerce Studio.

AI in Photoshop: A New Era of Image Editing

Learning how to use AI in Photoshop has completely changed the game for image compositing. In the past, creating a realistic composite required advanced skills in masking, color correction, and blending. Now, however, Adobe's AI features, powered by Firefly, automate much of this complex process. Consequently, this allows both beginners and experienced designers to create stunning, believable images with ease. Furthermore, these AI tools make your workflow significantly faster, freeing you up for more creative tasks.

Comparison of Adobe Firefly Standard, Pro, and Premium plans showing monthly generative credit limits for AI image tools.
Adobe Firefly subscription plans showing monthly generative credits for professional AI compositing in Photoshop workflows

First and foremost, the most powerful tool for compositing is Generative Fill. This feature allows you to add new objects to an image simply by typing a text prompt. For example, you can select an empty space in a photograph and type "a rustic wooden table with a vase of flowers." The AI will then generate a new object that matches the lighting, perspective, and style of your original image. In addition, it creates the new content on a new layer, which is non-destructive and easy to edit.

Screenshot of Adobe Photoshop features page showing a prompt box generating a pickleball racket and water bottle
Adobe Photoshop interface showcasing AI-powered Generative Fill to create seamless product composites for commercial studio projects.

Next, Generative Fill is also excellent for replacing backgrounds. After you select the main subject of your photo, you can invert the selection to isolate the background. You can then use Generative Fill to replace the original background with a new one. For instance, you could place a person standing in a studio into a vibrant outdoor scene. Most importantly, the AI will match the lighting and shadows, ensuring the composite looks incredibly realistic. Therefore, understanding how to use AI in Photoshop for background replacement can save you hours of manual work.

Pixelcut's AI Generative Fill interface showing a red mask over a desk to edit an image composite
Use AI Generative Fill in Photoshop or Pixelcut to seamlessly add objects to your compositions.

Furthermore, a key feature is the ability to easily extend an image. With Generative Expand, you can use the Crop tool to drag beyond the edges of your original photo. When you click "Generate," the AI will seamlessly fill in the blank space with new content that blends naturally with the existing image. This is incredibly useful for changing aspect ratios or creating more room for text and other design elements. As a result, you can adapt your images for different platforms, such as social media or print, in a matter of seconds.

Shotkit tutorial screenshot showing Photoshop AI Generative Expand tool used on a lush green landscape phot
Photoshop’s Generative Expand tool streamlines AI compositing for seamless, high-quality landscape edits in professional commercial projects.

Finally, the new AI tools in Photoshop are all about making the tedious parts of editing quick and simple. They allow you to rapidly iterate on ideas and explore creative possibilities without getting bogged down in technical details. As these features show, knowing how to use AI in Photoshop is now a fundamental skill for anyone serious about image editing and design.

Photoshop UI showing Generative AI removing text from a blue tech banner for Pixel Commercial Studio's design workflow.
Adobe Photoshop's Generative Fill tool efficiently removes text from a digital banner for seamless compositing.

Stay Ahead — Join the Pixel Insider List

Want more strategies on marketing, branding, technology, AI tools, or eCommerce growth?

Subscribe to get:

Weekly insights on marketing & conversion strategy
AI tools, automation guides & step-by-step tutorials
Free access to webinars, handouts & industry templates
Early invites to Pixel workshops & live training sessions
Share on:
Ready to scale your brand with creative strategy?
Contact Pixel Commerce Studio Today
FacebookinstagramtiktokBehanceyoutubepinterestlinkedin
Showing 8 of 53