How to use Seedream 5.0 Pro: a user guide to every capability

Seedream 5.0 Pro is ByteDance Seed’s newest image model, and on Picsart you drive the whole thing with a prompt. Nothing to install, nothing to configure.

Three things set it apart from the rest of the shelf.

It writes legible text into an image instead of scribbling letter-shaped marks. It holds the same character across a whole set of images. And it edits a photo you already have from a plain description, with no handoff to a separate model.

This guide covers each of those jobs, the prompt shape it needs, and twelve prompts to copy. Everything in it runs in Picsart AI Playground.

When to pick Seedream 5.0 Pro, and when to pick something else

Picsart carries more than 130 models. The honest answer is that this one wins three jobs outright and loses several others.

Match the row to the work.

The AI Playground settles the argument cheaply. Run the same prompt through two models and compare rather than guessing.

How to prompt for dense, legible text

Most prompts ask for “a poster with a bold headline” and then complain about the spelling. Spell out every word you want, exactly as it should appear, in capitals inside the prompt. The model renders what you write.

Then give the words a hierarchy. Say which line is the headline, which is the subhead and which is the fine print. That is what turns a wall of words into a layout.

Information-dense work is where this pays off most. The model does its own reasoning and layout planning.

So you can ask for several chart types in one frame and get back a single composition with a clear hierarchy. List what belongs in the frame and let the model arrange it.

Event poster with a full text hierarchy

A vintage letterpress event poster on textured cream paper, warm ink tones, centered composition. TEXT, EXACT, render every word as written: headline in large bold condensed serif reads MIDNIGHT RECORDS; subhead beneath in smaller italic serif reads A NIGHT OF ANALOG SOUND; a thin rule below, then three lines of small print reading SATURDAY 14 MARCH, DOORS 8PM, THE OLD GRANARY, LEEDS; at the base in the smallest type, TICKETS AT THE DOOR. All text legible, correctly spelled, evenly spaced, no warping.

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Infographic mixing several chart types

A single-frame infographic about a coastal wind farm, warm sand and deep navy palette, clean modern editorial style. Place a large realistic illustration of a turbine at the centre. Arrange around it: a horizontal timeline of the farm’s construction, a bar chart comparing the output of four sites, a pie chart of where the power goes, and a line chart of output by month. Add a five-step maintenance flowchart along the base. Every chart labelled and readable, clear visual hierarchy, logical reading order from the timeline outward, accurate spelling throughout.

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How to keep a character consistent across a series

Consistency is not a setting. It comes from writing one base description and then refusing to paraphrase it.

Be specific about the things that drift: face, hair, exact garment colour and cut, and light direction. “A woman in a coat” becomes “a woman in a rust-orange wool overcoat, double-breasted, collar up”.

Then keep that block identical in every prompt that follows, and change only the scene. Paste it, do not retype it. A reworded description is a new character as far as the model is concerned.

Character base: write this once

CHARACTER LOCK, ABSOLUTE, keep every detail identical in all images: a woman in her early thirties, shoulder-length dark brown hair parted on the left, light freckles across the nose, wearing a rust-orange double-breasted wool overcoat with the collar turned up and a charcoal roll-neck beneath. STYLE LOCK: 35mm editorial photography, soft overcast daylight from frame left, muted natural colour grade, shallow depth of field. SCENE: she stands on a wet cobbled street, hands in pockets, looking off to frame right.

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Next scene: paste the lock, change the scene

CHARACTER LOCK, ABSOLUTE, keep every detail identical in all images: a woman in her early thirties, shoulder-length dark brown hair parted on the left, light freckles across the nose, wearing a rust-orange double-breasted wool overcoat with the collar turned up and a charcoal roll-neck beneath. STYLE LOCK: 35mm editorial photography, soft overcast daylight from frame left, muted natural colour grade, shallow depth of field. SCENE: she sits at a window table in a small cafe, a cup on the table in front of her, reading something off camera.

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How to edit an image by describing the change

Editing runs on the same model as generation, so there is no handoff. Upload the image, describe the change, and reference up to 14 images per modification.

The prompt shape that works names three things: what changes, what it changes to, and what must not move.

That last part is the one people skip. It is why edits come back with a different background or a shifted crop. References handle anything you cannot describe precisely, like a fabric or a specific product.

Swap a product into an existing scene

Replace the bottle on the table in the base image with the product shown in the reference image. Match the reference product exactly in shape, label artwork and finish. HOLD EVERYTHING ELSE: keep the table, background, camera angle, crop and shadow direction identical to the base image, and relight the new product so it sits in the existing light rather than looking pasted in.

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Restyle the scene, hold the subject

Change the setting behind the subject from a plain studio backdrop to a sunlit terracotta courtyard with soft dappled shade. SUBJECT LOCK, ABSOLUTE: the person’s face, hair, pose, clothing and scale stay exactly as they are in the base image. Relight the subject to match the new warm directional daylight, keep the original crop and aspect ratio.

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Composite several photos into one group shot

Combine the people from reference images 2 through 6 into a single group photo, using the arrangement of reference image 1 as the guide. Keep each person’s facial features and hair exactly as they appear in their own reference. Give everyone a relaxed, happy expression. Background is a tree-lined street outside a cafe storefront, soft late-afternoon light. LIGHTING LOCK: one consistent light direction and colour temperature across every face, with matching shadow falloff so nobody reads as pasted in.

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Steer the layout with a marked-up reference

Words are good at saying what to make and bad at saying where to put it. The way around that is to stop describing position and start showing it, using a reference image you have marked up yourself.

A rough sketch is enough. Block out the layout with crude shapes, upload it as a reference, and describe the finish you want. The model reads the intent of each block and places any text you specify into the areas you drew.

Coloured frames work the same way and are more precise. Draw boxes in different colours, then say what belongs inside each one. Neither technique needs a special tool.

Turn a rough sketch into a finished poster

Use the attached sketch as the layout guide. Render it as a finished school trip poster in a warm felt-and-stitching craft style, with visible fabric texture and hand-sewn edges. Follow the sketch exactly for placement: the large block at the top becomes the headline, the middle band becomes the illustration area, and the boxes at the base become the information panel. TEXT, EXACT, placed in the areas drawn for it: headline reads SPRING FIELD TRIP; the base panel reads DEPARTS 8:30AM, BRING A RAIN JACKET, PACKED LUNCH AND WATER. All text legible and correctly spelled.

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Assign elements to colour-framed regions

Use the attached image, which has coloured rectangles drawn on it, as a region map. Generate the specified element strictly inside each frame and nowhere else. Inside the red frame: a small blue furry monster sitting and watching soap bubbles drift upward. Inside the purple frame: a folded grass-green wool blanket. Keep each element fully within its own boundary, with lighting and perspective consistent across the whole scene. Do not render the coloured frame lines in the final image.

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How to prompt for photographic realism

Realism here comes from physics rather than filters. The model reconstructs real-world lighting, the way materials reflect and refract, and the texture of skin. Prompts that name those things get them. Prompts that say “photorealistic” mostly do not.

Name the light as a photographer would, by direction, quality and time of day.

Then name the materials. Glass, water and polished metal each behave differently, and asking for the interaction is what produces depth.

For people, ask for texture rather than perfection. Facial lines and matte skin read as a photograph. Flawless skin reads as a render.

Camera technique works too. A panning shot with a sharp subject against horizontal blur is a prompt, not a post-process.

Lighting and material study

A street-level storefront window photographed at eye height on a 50mm lens, late afternoon. A vintage portrait poster is taped inside the glass and keeps its visible halftone printing texture. The glass carries layered reflections of the street behind the camera: parked cars, a bare tree and a slice of pale sky. Natural perspective, no distortion. Render the poster, street scene and reflection as three distinct depth layers, with accurate refraction through the glass edge.

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Panning shot with motion blur

A panning shot of a cyclist riding through a city street. The rider and the bicycle stay tack-sharp and fully in focus. The background street stretches into horizontal motion blur, and the wheel spokes carry rotational blur from spinning at speed. Overcast daylight, cool grey palette, shot at a slow shutter speed from a moving camera tracking alongside.

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Generating in languages other than English

Seedream 5.0 Pro takes prompts and renders text in more than ten widely used languages. French, German, Russian, Japanese, Korean, Spanish and Arabic all work, alongside English and Chinese.

Write the prompt in the language you are designing for. The model adapts to each script’s typographic rules instead of dropping foreign words into a Latin layout. Arabic renders right-to-left in connected script, and Spanish keeps its accent marks intact.

It also reads where text sits in a picture, so it works on images you already have.

It can translate the words inside a photograph and set them back into the original layout. Line breaks and spacing are matched, rather than a block pasted over the top.

Translate the text inside a photo, keep the layout

Translate all the text in the attached image into Spanish. Set the translated text back into the exact positions of the original, matching the line breaks, alignment, type size relationships and spacing of the source layout. Keep the typeface style, colour and any decorative elements the same. LEAVE EVERYTHING ELSE UNTOUCHED: photograph, lighting, background, perspective and crop stay identical. Spanish accents rendered correctly.

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Picking a size and an aspect ratio

Output runs from 1K up to 4K, and 8K when you need the extra detail. The same prompt serves a social post and a printed poster.

Pick the resolution off the destination. Screen work rarely needs more than 4K. Print, and anything you will crop into later, is where 8K pays for itself.

In the Playground the model offers 1:1, 4:3, 3:4, 16:9, 9:16, 3:2, 2:3 and 21:9.

Set the ratio before you generate rather than cropping afterwards. Composition is built to the frame you ask for. A 21:9 banner prompted at 1:1 and cropped down loses the sides of the layout, text included.

What to change when a generation misses

Most failures trace back to one of four things.

• Text came out misspelled or warped. The words were described rather than written. Put them in capitals inside the prompt, exactly as they should read.
• The character drifted between images. The lock block was reworded. Paste it verbatim and change only the scene line.
• An edit changed more than you asked. No hold instruction. Name the elements that must stay identical, including the crop.
• The layout is cramped or the hierarchy is flat. Too many competing instructions. Cut back to one subject, one surface and one text hierarchy, then add detail again.

Two things are worth expecting rather than fighting. ByteDance names very fine-grained text rendering and pixel-level editing consistency as the areas still being improved.

So the smallest type in a dense layout, and the most surgical edits, are where the retries go.

Start generating with Seedream 5.0 Pro

The fastest way to learn what this model does well is to run one poster prompt with the text spelled out. See how much of the layout comes back finished.

Start generating with Seedream 5.0 Pro.