AI Video Background Changer — Swap What's Behind You, Live

LiveGen is an AI video background changer that works on the live camera feed itself. Instead of keying out a color and compositing a flat image behind you, the model rewrites the scene around you frame by frame over WebRTC and streams the result straight into a standard <video> element. That means you get a live background swap the moment you turn your camera on — no chroma key, no lighting rig, no rendered export to wait for.

How to use

What you can make

A background changer online is only as useful as the scenes you can put yourself in. Here are concrete ways people use it:

• ✓A clean, on-brand office for meetings and webinars, so a messy room or a shared space never shows up on camera.
• ✓A studio backdrop for streams — swap your bedroom wall for a neon set, a cozy café, or a branded stage without buying gear.
• ✓A travel or fantasy scene — put yourself on a beach, in a neon city, in space, or inside a game-styled world for a hook that stops the scroll.
• ✓A seasonal or event background — a Halloween graveyard, a holiday set, or a product-launch stage that matches the moment.
• ✓A distraction-free backdrop for tutorials and talking-head clips, so viewers stay on you and your message.
• ✓A matched location for skits and short-form video, so a series shot in the same room looks like it was filmed on set.

Because you supply your own reference image, the "background" isn't limited to a preset list — upload the exact room, poster, or landscape you want behind you and the change background in real time flow does the rest.

Real-time vs upload-and-wait

Most background tools are one of two things: a static virtual background in your video-call app that flattens and clips at the edges, or an upload-and-render editor where you submit a clip and wait for a processed file to come back. A live background swap is different.

LiveGen transforms the feed as it streams. You move, lean, or gesture and the new background responds in the same instant, because the model is generating each frame live rather than compositing a still image. There's no export queue and no round-trip: what you see in the preview is what your audience sees. That makes it usable for anything interactive — going live, hopping on a call, or recording a take you can react to and redo on the spot.

The trade-off is honest: a live generative background is a creative reinterpretation of your scene, not a pixel-perfect studio matte. For a broadcast that demands frame-accurate keying you'd still reach for a physical green screen. For fast, flexible, download-free background changes that look great on stream and social, real-time wins.

Features

• ✓AI video background changer, free to start — no green screen, no lighting rig, no account required to try it.
• ✓Real-time replacement — the background updates live as your camera streams, not after a rendered export.
• ✓Browser-based — works on desktop and mobile, nothing to install, no plugin, no GPU on your side.
• ✓Webcam or upload — swap the background live on camera, or apply it to an existing video file.
• ✓Bring your own scene — use a preset, or upload any reference image as the new backdrop.
• ✓Instantly shareable — export and share your new background the moment you're done.
• ✓Billed by the second — generation runs on a simple 1 credit = 1 second model, and new users get free credits to start (verify current pricing).

Want to change more than the background? The same live pipeline can restyle your entire frame or swap what's in it — see the Style Morph feature to restyle you and your scene together, or Freestyle to drive the look with your own text prompt and reference image.

Who it's for

• ✓Streamers who want a dynamic, professional-looking background without buying a physical green screen. Pair it with live stream effects for a full on-air setup.
• ✓Remote workers and creators recording video calls or clips who want a distraction-free or on-brand backdrop — the same idea behind using an avatar for video calls.
• ✓Short-form video makers who need every clip in a series to share the same set — a natural fit alongside AI video effects for TikTok.
• ✓Anyone who wants to change their scene for fun — a new city, a fantasy world, a cleaner room — without leaving their chair.