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Seedream 4.5
It excels in rendering sharp, legible text directly within images, ideal for branded and advertising content.
Free $1 Tokens for New Members
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                                        const main = async () => {
  const response = await fetch('https://api.ai.cc/v1/images/generations', {
    method: 'POST',
    headers: {
      Authorization: 'Bearer ',
      'Content-Type': 'application/json',
    },
    body: JSON.stringify({
      model: 'bytedance/seedream-4-5',
      prompt: 'A jellyfish in the ocean',
    }),
  }).then((res) => res.json());

  console.log('Generation:', response);
};

main();

                                
                                        import requests


def main():
    response = requests.post(
        "https://api.ai.cc/v1/images/generations",
        headers={
            "Authorization": "Bearer ",
            "Content-Type": "application/json",
        },
        json={
            "model": "bytedance/seedream-4-5",
            "prompt": "A jellyfish in the ocean",
        },
    )

    response.raise_for_status()
    data = response.json()

    print("Generation:", data)


if __name__ == "__main__":
    main()
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Seedream 4.5

Product Detail

🚀 Seedream 4.5, ByteDance's cutting-edge generative AI model, redefines image creation by delivering unparalleled 4K high-fidelity images. It excels in precise prompt adherence and sophisticated editing capabilities, making it the ideal choice for creators demanding photorealistic outputs directly from text descriptions. Experience superior realism, consistent multi-subject rendering, and streamlined professional workflows.

Technical Specifications

  • Input Support: Up to 14 reference images (JPEG, PNG, WEBP, BMP, TIFF, GIF, HEIC, HEIF).
  • Output Resolution: Native 2K to 4K rendering with flexible aspect ratios.
  • Architecture: Unified framework for text-to-image generation and advanced editing, optimized for enhanced semantic understanding and typography.

Performance Benchmarks

Seedream 4.5 consistently achieves top-tier results on internal metrics, significantly outperforming its predecessors in prompt alignment, aesthetic quality, and editing accuracy. It boasts higher ELO ratings for realism and consistency, producing cleaner high-resolution outputs with minimal need for corrections. Benchmarks clearly highlight its advantage in photorealism, precise text rendering, and logical scene inference when compared to earlier models like Seedream 4.0.

Example image generated by Seedream 4.5, showcasing photorealistic quality and detail.

Key Features

  • Enhanced Prompt Interpretation: Accurately processes complex scenes, spatial relationships, multi-person interactions, and action cues for remarkably precise visual results.
  • Superior Image Consistency: Maintains subject identity, lighting, and intricate details across multi-angle views and entire image sets, significantly minimizing artifacts.
  • ✏️ Advanced Editing Tools: Seamlessly blends reference images, refines minute details like skin tones and textures, and fully supports professional multi-image fusion workflows.
  • 🎨 Realistic Rendering: Features improved shadows, accurate light falloff, sophisticated material simulation, and crystal-clear text clarity, including dense typography in multiple languages.

Seedream 4.5 API Pricing

💰 Just $0.042 per image

Code Sample

Integrate Seedream 4.5 effortlessly into your applications. For detailed API documentation and further code examples, please refer to the Original Documentation: Seedream 4.5 API Reference.


# Example Python code snippet (conceptual)
import requests

API_KEY = "YOUR_API_KEY"
URL = "https://api.aimlapi.com/image-models/bytedance/seedream-4-5/generate"

headers = {
    "Authorization": f"Bearer {API_KEY}",
    "Content-Type": "application/json"
}

payload = {
    "prompt": "A futuristic city with flying cars, neon lights, and a busy marketplace, highly detailed, photorealistic, 4K",
    "resolution": "4K",
    "num_images": 1,
    "reference_images": [] # Optional: list of image URLs
}

response = requests.post(URL, headers=headers, json=payload)

if response.status_code == 200:
    print("Image generated successfully!")
    print(response.json())
else:
    print(f"Error: {response.status_code} - {response.text}")
        

Comparison with Other Leading Models

vs Seedream 4.0: Seedream 4.5 offers stronger image and character consistency, enhanced text clarity, and advanced multi-image fusion with up to 14 inputs (compared to fewer in 4.0). It also provides faster generation speeds, ensuring more reliable high-resolution 4K outputs.

vs Midjourney v6: While Midjourney excels in artistic stylization, Seedream 4.5 provides superior control over text integration and robust subject consistency across batches. This makes it better suited for commercial workflows requiring brand-safe, editable, and highly controllable outputs.

vs DALL·E 3: DALL·E 3 often leads in prompt understanding for abstract or conceptual tasks. However, Seedream 4.5 delivers higher native resolution and comprehensive support for multi-reference image fusion, offering distinct advantages for detailed and consistent visual generation.

Frequently Asked Questions (FAQ)

What is Seedream 4.5 API?

Seedream 4.5 API is ByteDance's latest generative AI model designed for creating high-fidelity 4K images from text. It stands out for its prompt adherence, realistic rendering, multi-subject consistency, and professional editing capabilities.

What image formats does Seedream 4.5 support for input?

The API supports up to 14 reference images in a variety of formats, including JPEG, PNG, WEBP, BMP, TIFF, GIF, HEIC, and HEIF.

What are the primary use cases for Seedream 4.5?

It's ideal for commercial design (e.g., e-commerce, advertisements), creative storytelling (concept art), professional editing (photo transformation), and content production (social media, film assets) due to its high resolution and consistency.

How does Seedream 4.5 compare to DALL·E 3?

While DALL·E 3 excels in interpreting abstract or conceptual prompts, Seedream 4.5 offers higher native resolution and robust support for multi-reference image fusion, making it suitable for tasks requiring detailed, consistent visuals.

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