To change a background without changing the face, an editor has to replace what's behind the person and leave the person alone. A typed request in ChatGPT or Gemini can come back with a new background and a slightly different person. Background Swapper in Toybox AI takes one photo and a scene you pick or describe, then returns one new photo with the person in the new place. It redraws the whole picture, so a close match depends on the scene you choose and on checking the result against your original.
Why ChatGPT changes your face when changing the background
ChatGPT can change your face on a background request because an edit there isn't confined to the part you name. OpenAI's guide to ChatGPT images says to adjust one element at a time so other details don't drift, and its help center says an edit may extend beyond the area you select. Background Swapper is no exception: it draws a new photo on every swap, face included. The page on AI photo editors that don't change faces explains why in full and lists which parts of a face to name.
Two ways to change a background without changing the face
A cutout copies the face, and an AI swap draws it again.
| Compare | Cutout | AI swap |
|---|---|---|
| What happens to the face | Copied from your photo, never redrawn | Redrawn with the rest of the photo, so small details can shift |
| How the result looks | The person keeps the light of the old place, and hair edges can show | One new photo, with the person and the scene drawn together |
| Where to do it | Photos on iPhone, the Background panel in Windows Photos (Remove), or Remove Background in Preview on a Mac | Background Swapper, in a phone or computer browser |
| Cost | Included with the phone or computer | Credits for every swap, reruns included |
| Pick it when | The face has to be exact, such as a work badge photo | You want the photo to look taken in the new place, and a close match is enough |
On an iPhone, touch and hold the person in Photos. Tap Copy or Copy Subject to paste them into another app, or tap Add Sticker to stay in Photos: open the picture of the new background, open Markup from the edit screen, tap Add Sticker and drag the person onto it. Check the hair edges at full size before you save. The Windows and Mac steps are in the guide to changing a photo background.
For a work headshot, retaking the photo against a plain wall also gives you an exact face on a clean background. The guide to taking a professional headshot at home covers the setup.
Scenes to type into Background Swapper's Custom box
Background Swapper has six preset scenes and a Custom box for your own description, up to 240 characters. "Match the vibe" picks a background to fit the photo. Studio gives a clean studio backdrop, but you can't choose its color. For a set color or a specific place, pick Custom and follow two rules:
- Describe the place and leave yourself out. The Custom box is for the scene. Words about you, such as "make me look professional", ask for a change to the person.
- Name the side the light comes from. Match it to the brighter side of your face. The form's hint for an uploaded background picture makes the same point: "A clear scene with lighting similar to your photo works best."
A profile photo taken in a cluttered room
A bright cafe with a large window on the left, wooden tables and hanging plants behind, soft daylight coming from the left, empty and quiet, seen at eye level, softly blurred.A portrait taken in shade
A quiet tree-lined street on an overcast day, parked bikes far behind, soft even light with no hard shadows, seen at eye level, softly blurred.A plain backdrop for a work profile
A plain off-white wall indoors, lit softly from the left so shadows fall to the right, with no furniture, pictures, shelves or props.The cafe and the wall are written for a face that is brighter on the left of the photo. If yours is brighter on the right, swap "left" and "right".
More scenes are in the background prompt library. If you like the place and only want it less distracting, blur the background instead of replacing it.
Check the face and pose before you post
Put the result next to your original and compare them at full size, one feature at a time:
- Eyes, nose and mouth. Eye color and shape, the lip line, and your teeth if you're smiling.
- Hairline and ears. Check their shape, then look for bits of the old background left in flyaway hair and around glasses.
- Pose. To change the background without changing the person, the head tilt, shoulders and hands have to sit where they did.
- Clothes and small details. A necklace, a logo on a shirt, glasses frames, moles and scars.
- Every face in a group. Each person is redrawn, so check them all.
If something is off, run the swap again from the same original instead of trying to repair that result. A rerun costs the full price again, and credits come back automatically only when a run fails. The "Want to change something?" box under a result needs a Pro plan and redraws the result once more. Use it for scene fixes such as "make the sky overcast", and go back to the original for a face problem.
If you're staying in ChatGPT or Gemini
ChatGPT and Gemini can do this job when you ask for one change. As of November 2026:
- ChatGPT. OpenAI's release notes for ChatGPT Images 2.6, dated November 4, 2026, say the model is better at preserving details across edits. Their example is a character's outfit staying the same through a background change.
- Gemini. Google's help page says Gemini can keep a person's look from one image to the next.
The wording still matters in both. OpenAI's image guide says to state exactly what should change and what must stay the same:
- Ask for the background only. Write "Change only the background to a quiet tree-lined street on an overcast day. Keep my face, expression, hair, glasses, clothes and pose exactly the same." A new jacket is a separate request.
- Describe your face in Gemini. Google's guide for its image models says to describe a face in great detail when it has to stay intact. To change the background in Gemini and keep the face, add a line such as "I have brown eyes, a gap between my front teeth and round glasses."
- Go back to the original when the face changes. Start a new request with the untouched photo instead of asking for a fix to the face it just changed.
If either one gives you a face you're happy with, you don't need another tool. Background Swapper differs in the form: preset scenes with no prompt to write, a second upload for your own background picture, "Look up real places" for a landmark, and credits per swap with no subscription.
Limits to know
- Each try is paid. A swap currently costs 80 credits, or 90 with "Look up real places", on every plan including Free. The 20 credits on a new account don't cover one, and 500 credits currently cost $4.99, which pays for six swaps at 80 or five at 90 (current prices).
- One full photo out. There is no transparent PNG and no cutout, and a "plain white background" typed under Custom is drawn by AI, so it won't always be pure white. For a true cutout, use Photos on an iPhone, Windows Photos, Preview on a Mac or a dedicated background remover.
- No keep list to type. The only text box is the Custom scene. To type what to keep, or to change the background and fix something else in one instruction, use Smart Editor, which needs a Pro plan and currently costs 85 credits for HD or 110 for 4K.
- Your own photo, and no ID photos. Toybox's Terms of Service ban generating images of real people without their explicit consent, so use a photo of yourself or of someone who said yes. A swap is a new picture of you, so don't use one for an ID or other document.
Change the background in Background Swapper, step by step
- Open Background Swapper and sign in. An account is free to create, and the tool runs on credits with no subscription.
- Under "Your photo", add the original photo as a JPG or PNG of a few MB. HEIC isn't accepted, so on a Mac convert the photo in Preview first (File, then Export, then JPEG).
- Under "New background", stay on "Pick a scene", or switch to "Use my picture" and add your own scene under "Background picture". The two photos are sent together, so keep both files small.
- Under "Scene", choose Match the vibe (the default), Nature, City, Mountains, Beach, Studio or Custom. In the Custom box, describe the place only.
- For a landmark, switch on "Look up real places" under "More options". It checks Google Images so the landmark looks right, and it costs more than a plain swap.
- Press "Swap background". The new photo usually arrives in about 30 seconds.
- Put the result beside your original and go through the face and pose checks at full size.
- Download the photo, or save it to your gallery. Unsaved results are deleted after 24 hours.