AI Background Blur

Blur the background of any photo with realistic lens bokeh. Let AI find your subject automatically, or set the focus point and F-stop yourself — like a pro camera.

  • Realistic lens bokeh
  • Auto subject detection
  • Manual focus & F-stop control
Original photo with a sharp background Same photo with AI background blur Before After Example
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Blur Your Photo Background Online With AI

Upload a photo and blur the background in seconds with realistic lens bokeh.

Why Choose Overchat AI Background Blur

The Overchat AI background blur filter uses an advanced artificial intelligence model for image editing that reconstructs your image as if it were taken with a specific f-stop. This ensures that the blur increases with distance from the point of focus, that the edges around hair and shoulders stay clean, and that the highlights in the foreground and background melt into round bokeh, just as a real lens would render them. Meanwhile, your subject remains pixel-sharp and untouched.

AI background blur before and after — sharp cluttered office turned into soft bokeh behind the subject
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Works in the browser

Add beautiful, artistic, highly realistic bokeh to any image online right in your browser without downloading any image editing software.

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Focus point and F-stop control

First, tap to select the area that should stay in focus. Then, pick an f-stop on the real lens scale. You can choose anything from a deep depth of field at f/16 to a creamy bokeh effect at f/1.4.

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Takes under 30 seconds

On average, the Overchat AI image blur app takes 15 seconds to process your photo.

Overchat AI Background Blur Features

Real, realistic lens bokeh

The AI separates your subject from the scene, estimates depth, and blurs the background progressively — objects further away get softer, highlights become round bokeh circles, and the edge around your subject stays crisp. That's the look phone "portrait mode" tries to fake, done properly after the shot.

Night street portrait with city lights blurred into round bokeh discs by the AI background blur
Dog photo with the park background blurred after the shot — portrait mode effect added by AI

Portrait mode for any photo

No need to have shot in portrait mode. Take any photo from your camera roll — an old selfie, a product shot, a pet picture — and add the depth-of-field look afterwards. The subject isn't repainted or "beautified"; only the background changes.

Pick your depth of field

In manual mode, choose your aperture to control the depth of field, for example: f/16 to keep the foreground and background sharp, f/5.6 to keep most of the subject sharp and blur the background, f/1.4 for a razor-thin depth of field that throws everything in front of and behind the subject out of focus

The same cafe photo rendered at f/8 and f/1.4 — comparing background blur strength by F-stop

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What Our AI Background Blur Can Do

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Create professional portraits

Achieve the shallow depth of field look of an expensive prime lens on any portrait after the fact.

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Get stunning product shots

Create professional product images that look like they were taken with a multi-thousand-dollar setup.

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Edit photos online

Adjust the aperture of your images directly in your browser without installing Photoshop or Lightroom.

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Hide messy backgrounds

Hide cluttered backgrounds with a beautiful, creamy background blur that instantly makes the main subject stand out.

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Upgrade your camera setup

Images taken with intermediate-level zoom telephoto lenses look as if they were taken with exotic prime lenses.

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Compare F-stops side by side

See how the same shot can look different with different f-stops. Train your eye to find the best depth of field for that shot.

Ready to blur your background?

Join 350,000+ creators who are already using Overchat AI to edit their images online with AI.

Blur My Background

About Overchat AI

Overchat AI brings you the power of the world's top AI models: GPT, Claude, Gemini, Mistral, and more.

Overchat AI Interface

FAQ

What is AI background blur?

An AI background blur tool separates the subject from the rest of the photo and softens the background after the image has been taken. It typically identifies the subject, estimates which parts of the scene are nearer or farther away, and varies the amount of blur across those areas. The goal is to mimic the shallow depth of field produced by a wide-aperture lens while keeping the subject sharp.

How does the AI blur the background of a photo?

The Overchat AI background blur filter uses an artificial intelligence image generation model that automatically masks the subject and reconstructs the out-of-focus areas. Essentially, the AI recreates these areas from scratch by adding new pixels that resemble lens blur, taking into account physics and how light behaves when passing through a lens. Then, it returns a new image that you can download without modifying the original image you uploaded.

What's the difference between gaussian blur and bokeh?

Gaussian blur uniformly blurs the entire image, causing the subject and background to soften in the same way. This can result in an obvious halo around edges. Lens blur, or bokeh, is a physical in-camera effect that cannot easily be achieved with a simple filter. The softness varies with depth; areas farther from the focal point become more blurred, and point highlights spread into discs. The in-focus subject can retain a sharp boundary. The AI background blur resembles this kind of depth-dependent lens blur rather than simple Gaussian blur.

Can I blur a photo background without Photoshop?

Yes, with the Overchat AI Background Blur Filter, you can blur out backgrounds without downloading Photoshop. It works fully online and looks even more realistic than Photoshop.

Do you store my uploaded photos?

No, if you use Overchat AI without creating an account, your photographs are automatically deleted after processing. You can find full details in our Privacy Policy.

Overchat AI Mobile App For All Platforms

Available on Web, iOS, and Android. Access your AI assistant anywhere, anytime.

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