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FLUX 3 Image: Specs, Features, and How to Use It on OpenArt

Sameer Sohail Oct 1, 2026 7 min read
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FLUX 3 Image: Specs, Features, and How to Use It on OpenArt

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FLUX 3 Image creates detailed pictures from your ideas and your reference photos, then lets you change them one part at a time. Every FLUX 3 Image picture comes out at native 2K or 4K, so small details like a label or a face stay sharp when you zoom in.

What is FLUX 3 Image?

FLUX 3 Image is the image model in Black Forest Labs' FLUX 3 family, which also covers video and audio. FLUX 3 Image makes pictures from a written description, mixes reference photos into one picture, and edits images you upload. FLUX 3 Image also writes clear text inside a picture and keeps the same character or product looking the same from one image to the next.

Black Forest Labs is the company behind the FLUX image models. FLUX 3 Image follows long, detailed prompts more closely than any earlier FLUX model. FLUX 3 Image also works across a wide range of styles, aspect ratios, and sizes, from a photoreal product shot to a flat cartoon.

Create images from a written description at 2K and 4K

Type what you want to see, and FLUX 3 Image creates it at native 2K or 4K. Your description can name the subject, the setting, the light, the colors, and the art style. A line like "a glass perfume bottle on wet black stone, soft morning light" is enough to get a first FLUX 3 Image picture you can react to.

FLUX 3 Image makes each picture at full size from the start, so the fine detail in a 4K file is real detail. Pick 4K when the picture goes on a printed poster, a product box, or a full-width web page. Pick 2K when you want a quick batch of pictures for social posts.

Combine reference images into one picture

FLUX 3 Image takes more than one reference image in a single prompt and builds one picture from all of them. Upload a photo of a model, a photo of a jacket, and a photo of a room. Then say which photo is the person, which is the jacket, and which is the background. FLUX 3 Image puts each part where it belongs.

Mixing references in FLUX 3 Image saves a photo shoot when the pieces already exist. A product team can put a real product into a scene it was never photographed in. A fashion team can put a real garment on a model without booking a fitting.

Add, replace, or remove one part of an image

FLUX 3 Image edits a picture you upload by changing only the part you name. Ask FLUX 3 Image to add a plant to a shelf, replace a red mug with a blue one, or remove a stray cable from the floor. The rest of the picture stays as it was.

Targeted edits in FLUX 3 Image make client feedback quick to handle. When a client wants a warmer sky or a bigger logo, you type that one change and keep the version everyone already liked. Every other part of the picture stays exactly where it was.

Change the style of an image or copy the style of a reference

FLUX 3 Image changes the style of a picture you already have. Turn a product photo into a watercolor painting, a flat cartoon, or a moody scene from an old film, and the product keeps its shape and color.

FLUX 3 Image also copies the style of a reference image. Upload a picture whose look you love, such as a vintage travel poster, and FLUX 3 Image uses that look on a different subject. Using one style reference for every picture keeps a whole set of FLUX 3 Image pictures in one matching look.

Write and edit the words inside an image

FLUX 3 Image puts readable text inside a picture. Type the exact headline, price, or product name you want, and say where it goes. FLUX 3 Image spells the words the way you typed them, in English and in other languages.

FLUX 3 Image also changes text that is already in a picture. Swap "Summer Sale" for "Fall Sale" on a finished poster, or fix a typo on a draft label without making the whole image again. Short lines come out cleanest, so keep the words in a FLUX 3 Image picture to a headline and a few extra words.

Keep the same character or product across scenes and edits

FLUX 3 Image keeps a recognizable character, face, or object the same across scenes and edits. Upload one clean photo of your serum bottle, then ask for that bottle on a bathroom counter, in a gift box, and on a beach towel. The cap, the label, and the color match in every picture.

Consistency in FLUX 3 Image matters most when you make pictures in a series. A creator can keep one mascot looking the same across a month of posts. A filmmaker can keep one character looking like the same person from scene to scene.

What FLUX 3 Image adds to OpenArt

FLUX 3 Image gives OpenArt creators one more model to pick for detailed pictures and careful edits. Choose FLUX 3 Image in OpenArt's AI image generator when you need to combine reference photos into one picture. FLUX 3 Image is also a strong pick when the picture needs exact words or a change to one small part.

FLUX 3 Image works next to the rest of OpenArt's tools for images, video, and music. Make a product shot with FLUX 3 Image, then bring that picture into OpenArt's AI video generator to see the product move. Save your logo and brand colors in Brand Kit so every FLUX 3 Image picture in a campaign matches your brand.

Who uses FLUX 3 Image?

Marketers and agencies making campaign versions

Marketers and agencies use FLUX 3 Image to turn one approved image into a full set of campaign versions. Change the background for each season, swap the headline for each country, or make a square, a tall, and a wide version of the same ad. The product and the brand colors stay the same in every FLUX 3 Image version.

Product, fashion, beauty, and ecommerce teams building product scenes

Product and ecommerce teams use FLUX 3 Image to place a real product in a styled scene. Upload the product, add a reference for the setting, and get a cream jar on a marble counter or a pair of sneakers on a city sidewalk. Fashion teams use FLUX 3 Image to put a real garment on a model. Beauty teams use FLUX 3 Image to keep the label text right on every bottle.

Designers trying out posters and packaging

Designers use FLUX 3 Image to try poster and packaging ideas before the final design work starts. Ask for three box designs with the real brand name on each one, then make the design the client picks at 4K. FLUX 3 Image writes clean text, so the early poster and packaging ideas already read like finished pieces.

Filmmakers picturing characters and locations

Filmmakers use FLUX 3 Image to see characters and locations as pictures before any video work starts. Make the lead character once, then put that same face in a diner, on a rooftop, and in a car at night. When the story is ready to move, OpenArt Director builds multi-scene videos up to 5 minutes long.

Social creators making thumbnails and post graphics

Social creators use FLUX 3 Image to make thumbnails and post graphics with the words already in place. Put your own face and a short, bold title in one picture, then use the same layout for every video in a series. Matching FLUX 3 Image thumbnails make a creator's posts easy to recognize in a busy feed.

Everyday creators making personal pictures

Everyday creators use FLUX 3 Image to make personal pictures, like a birthday poster with a friend's name, a custom drawing of a pet, or a new look for a living room. Upload a photo of the room and ask for new paint, a new sofa, or a different rug. FLUX 3 Image keeps the shape of the room, so the new look feels real.

How is FLUX 3 Image different from FLUX 3 Video?

FLUX 3 Image makes and edits images at native 2K and 4K. FLUX 3 Video makes videos 5 to 20 seconds long with sound built in. Both models come from Black Forest Labs' FLUX 3 family. Get a picture exactly right in FLUX 3 Image, then turn that picture into a moving clip with FLUX 3 Video.

FLUX 3 Image technical specs

FLUX 3 Image runs on OpenArt with the specs below.

Specification Detail
Developer FLUX 3 Image is made by Black Forest Labs
Model family FLUX 3, which also includes FLUX 3 Video
Model type Image generation and image editing in one model
Inputs A written prompt, plus reference images you upload
Output Still images
Native resolution 2K and 4K
Aspect ratios A wide range, picked before you generate
Reference images More than one reference in a single prompt, each given its own role
Editing Add, replace, or remove one part of an image, or change its style
Style transfer Copies the look of a reference image onto a new subject
Text in images Writes and edits readable text inside the picture, in multiple languages
Consistency Keeps a recognizable character, face, or object the same across scenes and edits
Where to use it on OpenArt The FLUX 3 Image model in OpenArt's AI image generator

How to get started with FLUX 3 Image

  1. Open OpenArt's AI image generator and pick FLUX 3 Image from the model menu.
  2. Upload your reference images and say what each one is for.
  3. Describe the picture you want, including any words that go inside it.
  4. Choose 2K or 4K and your aspect ratio, then generate.
  5. Ask for one change at a time until the picture is right, then download it.

New OpenArt accounts get 40 free credits over 7 days with no credit card, and the trial credits work across the full model lineup. To ask for a whole batch of images and videos in one message, Chat Mode lets you create in OpenArt by chatting.

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