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ByteDance

Seedream 4.0

Available

Description

Seedream 4.0 is a state-of-art image model.

At a Glance

Key pricing and model details available for this model.

Starting price

$0.03

per image

Hallucination rate

0%

Supported sizes

2048x2048, 1024x1024, 1536x1024, 1024x1536, 3072x2048, 2048x3072, 4096x2304, 2304x4096, 4096x4096

Image Pricing

Image generation pricing currently exposed by the models API.

Starting price

$0.03

per image

Resolution Pricing

Resolution-specific prices returned for this image model.

1024x1024$0.03
1024x1536$0.03
1536x1024$0.03
2048x2048$0.03
4096x4096$0.03
auto$0.03

Image Details

Additional image-related pricing and format support.

Pricing unitper image
Supported sizes
2048x2048
1024x1024
1536x1024
1024x1536
3072x2048
2048x3072
4096x2304
2304x4096
4096x4096

Feature Availability

Capabilities explicitly listed in the current payload.

Image

Available

Yes

Vision

Not listed

No

Function calling

Not listed

No

Reasoning

Not listed

No

Service tiers

Not listed

No

Benchmark Summary

Overall image benchmark metrics currently available. CI95: -7/7

Overall ELO

1185

Rank

#6

Appearances

9,957

Category Breakdown

Available per-category ELO results from the current benchmark payload.

Subject People: Groups Activities

1,107 appearances · CI95 -21/21

1265

ELO

Style Traditional Art

661 appearances · CI95 -27/27

1237

ELO

Subject Fantasy Mythical

1,474 appearances · CI95 -18/18

1226

ELO

Style General Photorealistic

3,943 appearances · CI95 -11/11

1222

ELO

Style Vintage Retro

529 appearances · CI95 -30/30

1200

ELO

Style Anime

835 appearances · CI95 -24/24

1199

ELO

Subject People: Portraits

1,191 appearances · CI95 -20/20

1187

ELO

Subject Nature Landscapes

947 appearances · CI95 -22/22

1187

ELO

Subject Physical Spaces

1,281 appearances · CI95 -19/19

1184

ELO

Subject Futuristic Sci-fi

1,322 appearances · CI95 -19/19

1181

ELO

Style Cartoon Illustration

820 appearances · CI95 -24/24

1173

ELO

Subject Commercial

667 appearances · CI95 -27/27

1137

ELO

Style Graphic Design Digital Rendering

2,834 appearances · CI95 -13/13

1132

ELO

Subject Text Typography

482 appearances · CI95 -31/31

1108

ELO

Subject Ui/ux Design

393 appearances · CI95 -35/35

1063

ELO

Code Samples

Quick start with the Routeway API

const response = await fetch('https://api.routeway.ai/v1/images/generations', {
  method: 'POST',
  headers: {
    'Authorization': 'Bearer <YOUR_API_KEY>',
    'Content-Type': 'application/json'
  },
  body: JSON.stringify({
    model: 'seedream-v4',
    prompt: 'A futuristic city skyline at sunset',
    size: '1024x1024',
  })
});

const imageData = await response.json();
console.log(imageData);