Vidney

AI Image Generator

Seedream 4.0

Generate AI image with Seedream 4.0: text to image and image to image, all from one Vidney workspace.

Vidney Workbench

22 models
0/2000
Required: 6 credits

Output

Sample

What Seedream 4.0 does well

01

Poster headline typography

NIGHT MARKET fills the navy field in two lines of condensed orange caps, with “Fridays after dark” below and a row of lit paper lanterns along the bottom, so flat printed type and photoreal light share one frame.

Poster headline typography: A square typographic poster for a fictional night market. The headline "NIGHT MARKET" fills the upper two thirds in a huge condensed bold sans-serif, set in two stacked lines of equal width, both lines flush left and flush right to the same measure, warm orange on a deep navy background, with equal generous margins on all four sides so no letter touches the frame. A row of glowing paper lanterns rendered photoreal runs along the very bottom edge of the poster, every lantern fully inside the frame, their light spilling up onto the base of the letters. Directly above the lanterns, one single line "Fridays after dark" in medium-size small caps sits at the lower left, aligned to the left edge of the headline. Flat ink-on-paper type, slight halftone grain, print quality. No other text, no logos, no watermark, no faint text in any corner, no people.
Prompt

A square typographic poster for a fictional night market. The headline "NIGHT MARKET" fills the upper two thirds in a huge condensed bold sans-serif, set in two stacked lines of equal width, both lines flush left and flush right to the same measure, warm orange on a deep navy background, with equal generous margins on all four sides so no letter touches the frame. A row of glowing paper lanterns rendered photoreal runs along the very bottom edge of the poster, every lantern fully inside the frame, their light spilling up onto the base of the letters. Directly above the lanterns, one single line "Fridays after dark" in medium-size small caps sits at the lower left, aligned to the left edge of the headline. Flat ink-on-paper type, slight halftone grain, print quality. No other text, no logos, no watermark, no faint text in any corner, no people.

02

Materials under one light

Black wax seals the cap and drips down the neck, above a brushed copper label on clear glass. One soft light keeps wax, metal and glass apart, EMBER ROW prints cleanly, and warm light glows through the sauce.

Materials under one light: Studio product photograph of a small dark amber glass hot sauce bottle with a cap dipped in opaque matte black sealing wax, the wax solid and non-transparent, its drips frozen down the neck. A copper-foil label on the front reads "EMBER ROW" in a tall condensed serif. The bottle stands on a slab of dark honed slate beside three dried red chilies and a scatter of coarse salt. Single soft key light from the upper right outside the frame, a narrow strip highlight down the glass, warm light passing through the amber so the sauce glows at the base, soft falloff into a charcoal background. Photoreal: glossy glass, matte wax, crisp foil edges. 90mm macro lens at f/8, centered, square format. No other text, no logos, no watermark, no hands, no studio equipment in frame.
Prompt

Studio product photograph of a small dark amber glass hot sauce bottle with a cap dipped in opaque matte black sealing wax, the wax solid and non-transparent, its drips frozen down the neck. A copper-foil label on the front reads "EMBER ROW" in a tall condensed serif. The bottle stands on a slab of dark honed slate beside three dried red chilies and a scatter of coarse salt. Single soft key light from the upper right outside the frame, a narrow strip highlight down the glass, warm light passing through the amber so the sauce glows at the base, soft falloff into a charcoal background. Photoreal: glossy glass, matte wax, crisp foil edges. 90mm macro lens at f/8, centered, square format. No other text, no logos, no watermark, no hands, no studio equipment in frame.

03

Each item placed as asked

Chashu with seared edges, a halved egg with a jammy yolk, a sheet of nori, chopsticks on the rim, a dish of pink ginger at the top left. Every item the prompt named sits where it was asked, steam included.

Each item placed as asked: Overhead food photograph of a bowl of tonkotsu ramen on a dark slate table, square format: creamy pale broth, two slices of chashu pork with seared edges, a soft-boiled egg halved to show a jammy orange yolk, bamboo shoots, one sheet of nori, sliced scallions and a swirl of chili oil. Chopsticks resting on the rim, a small dish of pickled ginger at the top left. Soft window light from the upper left, visible steam, glossy broth surface, crisp scallion edges. Photoreal, 50mm look, everything in focus. No text, no logos, no watermark, no hands.
Prompt

Overhead food photograph of a bowl of tonkotsu ramen on a dark slate table, square format: creamy pale broth, two slices of chashu pork with seared edges, a soft-boiled egg halved to show a jammy orange yolk, bamboo shoots, one sheet of nori, sliced scallions and a swirl of chili oil. Chopsticks resting on the rim, a small dish of pickled ginger at the top left. Soft window light from the upper left, visible steam, glossy broth surface, crisp scallion edges. Photoreal, 50mm look, everything in focus. No text, no logos, no watermark, no hands.

What you can create with Seedream 4.0

Marketing and ad creative

Render ten ad variants in the time it took to brief one designer, then A/B test against real spend. No shoot, no studio.

Social and blog graphics

Batch a week of thumbnails, headers, and quote cards in one session, with one consistent brand look across the series.

Product and e-commerce imagery

Listing shots and lifestyle scenes from the angle that converts, fresh for every SKU instead of recycled supplier photos.

Concept art and design

Explore characters, moodboards, and key visuals in minutes. Pitch finished-looking key art before the budget is locked.

The technology behind Seedream 4.0

How the model works, based on public documentation and sourced evidence.

Seedream 4.0 is built on a diffusion transformer (DiT) paired with a high-compression variational autoencoder (VAE) that sharply cuts the number of image tokens the model has to process. According to ByteDance's technical report, this design makes both training and generation more than 10 times faster than Seedream 3.0 while supporting native output from 1K up to 4K resolution.

Unlike earlier versions that separated generation and editing, Seedream 4.0 merges text-to-image, image editing, and multi-image composition into one unified model. It was pretrained on billions of text-image pairs across hundreds of subject domains, then jointly post-trained on generation and editing tasks through supervised fine-tuning and RLHF, with a fine-tuned vision-language model handling multimodal understanding.

The practical upgrades over Seedream 3.0 are concrete: maximum resolution jumps from 2K to 4K, the model accepts up to a dozen reference images in a single request, and it can return coherent multi-image sequences. Inference tricks like adversarial distillation, quantization, and speculative decoding bring 2K generation down to roughly 1.8 seconds. At launch it ranked first on both the Artificial Analysis text-to-image and image-editing arenas, edging out Google's Nano Banana.

ByteDance's own benchmark data shows where the model still struggles: on hard-level reasoning tasks, especially single-image editing that requires multi-step logic, performance drops noticeably, which the team attributes to limits in multimodal understanding and reasoning. The technical report does not document a watermarking or content-provenance scheme for the model itself.

Sources: bytedance.com · arxiv.org · artificialanalysis.ai · x.com

Who uses Seedream 4.0, and what for

Seedream 4.0 fits anyone who needs finished images without a photographer, a designer, or a stock-library subscription. Performance marketers batch ad and product visuals: a DTC team renders a dozen creative variants for one campaign and A/B tests them the same afternoon. E-commerce sellers generate listing shots, lifestyle scenes, and packaging mockups for Amazon, Shopify, and Etsy, refreshing imagery as fast as inventory turns. Content teams produce blog headers, thumbnails, and social graphics that hold a consistent brand look across a whole series. Designers and indie studios explore concept art, characters, and key visuals before committing to a full production. Brands keep one product or character identical across an entire campaign. On Vidney you run Seedream 4.0 next to every other major image model, so you pick the best one per project instead of locking into a single provider.

How to generate image with Seedream 4.0

Create AI image with Seedream 4.0 on Vidney in three steps.

Glowing panels with one model selected from severalStreams of light forming into an emerging imageA finished image materializing from a vortex of glowing light

Seedream 4.0 vs Flux 3 Klein vs Nano Banana 2.1 vs GPT Image 2.5

Specs side by side with similar models, all runnable on Vidney.

Seedream 4.0Flux 3 KleinNano Banana 2.1GPT Image 2.5
Task modesText to Image · Image to ImageText to Image · Image to ImageText to Image · Image to ImageText to Image · Image to Image
Resolution—1K · 2K · 4K1K · 2K · 4K1K · 2K · 4K
Cost6–9 credits per generation3 credits per generation3 credits per generation3–5 credits per generation

What creators say about Seedream 4.0

Recurring themes from public reviews, comparisons and creator write-ups. Both the good and the bad.

What gets praised

  • Creators consistently praise the photorealism and detail at 4K, with reviewers noting it topped blind-vote arenas over Nano Banana at launch and calling the realism striking enough to be unsettling.

  • Reviewers highlight speed and batch workflow as standout strengths: 2K images in about two seconds, and multiple outputs per run that hold character and style consistency, which matters for storyboards and product sets.

  • Many testers also note Seedream 4.0 is less restrictive than Google's Nano Banana on subjects the latter refuses, giving creators more latitude for stylized and edgy concepts.

Common complaints

  • A common complaint is that dense or small text falls apart: large headlines render cleanly, but slogans, feature lists, and fine print frequently come out fuzzy or garbled.

  • Some reviewers find skin and lighting slightly plastic or flat compared with newer models, and note character identity can drift across long multi-image sequences.

Related models

More AI image models you can run on Vidney.

DoubaoSeedream 5.0 Lite
Live

Generate AI image with Seedream 5.0 Lite: text to image and image to image, all from one Vidney workspace.

9 credits per generation
DoubaoSeedream 4.5
Live

Generate AI image with Seedream 4.5: text to image and image to image, all from one Vidney workspace.

12 credits per generation
MidjourneyMidjourney V7
Live

Generate AI image with Midjourney V7: text to image and image to image, all from one Vidney workspace.

6 credits per generation
GeminiNano Banana
Live

Generate AI image with Nano Banana: text to image and image to image, all from one Vidney workspace.

6 credits per generation
FluxFlux Kontext
Live

Generate AI image with Flux Kontext: text to image and image to image, all from one Vidney workspace.

6–12 credits per generation
GrokGrok Imagine Image 2.0
Live

xAI's image model plans the layout like a designer, so the small print survives.

9–15 credits per generation

Frequently asked questions

What is Seedream 4.0?

Seedream 4.0 is an AI image model you can run on Vidney. It supports text to image and image to image from a single workspace.

How much does Seedream 4.0 cost per generation?

Seedream 4.0 costs 6–9 credits per generation. The exact credit cost is shown on the generate button before you run it. That is about $0.18–$0.27 per run at the Starter plan rate ($0.03 per credit).

What aspect ratios does Seedream 4.0 support?

Seedream 4.0 supports the following aspect ratios: 1:1, 4:3, 3:4, 16:9, 9:16.

Is Seedream 4.0 free to use?

You can start with Seedream 4.0 for free on Vidney using your sign-up credits, no card required to try it. After that each run costs 6–9 credits per generation, and the exact cost is always shown on the generate button before you spend a credit.

Can I use Seedream 4.0 images commercially?

Yes. The images you generate with Seedream 4.0 on Vidney are yours to use in commercial projects: ads, social posts, client work, and product content. You keep the output; Vidney only handles generation and storage.

Does Seedream 4.0 add a watermark?

Only on the free plan. Free-plan downloads carry a small Vidney watermark; on any paid plan, Seedream 4.0 images download clean, ready to publish or hand to a client. Upgrading also removes the watermark from images you already made.

What are the best Seedream 4.0 alternatives?

The closest Seedream 4.0 alternatives on Vidney are Flux 3 Klein, Nano Banana 2.1, and GPT Image 2.5. They all run in the same workspace from one credit balance, so you can run the same prompt on each and compare the results side by side.

Do I need an API key or a provider account to use Seedream 4.0?

No. Vidney runs Seedream 4.0 for you, so there are no API keys to manage and no separate provider account to set up.

Create with Seedream 4.0 now

Generate with Seedream 4.0