---
title: Seedream 4.5 API | Text to Image | ModelsLab
description: Generate ultra-realistic 4K images with advanced prompt understanding, multi-angle consistency, and professional-grade editing—ideal for commercial.
url: https://modelslab.com/models/byteplus/seedream-45-text-to-image.md
canonical: https://modelslab.com/models/byteplus/seedream-45-text-to-image
type: product
component: Playground/Endpoint/Index
generated_at: 2026-10-08T22:14:04.299763Z
---

[![Seedream 4.5 thumbnail](https://assets.modelslab.ai/api-logos/01KMSWQWTME16RN3X66SRK2CAE.png)](https://modelslab.com/models/byteplus)Seedream 4.5
---

[by BytePlus](https://modelslab.com/models/byteplus)Generate ultra-realistic 4K images with advanced prompt understanding, multi-angle consistency, and professional-grade editing—ideal for commercial visuals, ads, and creative workflows.

`seedream-4.5`

Closed Source Model [LLMs.txt](https://modelslab.com/models/byteplus/seedream-4.5/llms.txt) [Learn more](https://modelslab.com/seedream-45)

[API Playground](/models/byteplus/seedream-45-text-to-image)API DocumentationVibe CodeRelated ModelsDeveloper SupportModel Specs

Input
---

Prompt 

Ultra-realistic cinematic scene of a man standing on top of a flying airplane, strong wind motion, dramatic clouds, intense action moment. The man is holding and launching a missile from his hands, bright ignition flames, smoke trail, shockwave lighting on his face, detailed clothing movement, photoreal textures, 4K sharpness, dynamic perspective, heroic composition, powerful atmosphere, volumetric light, high-speed realism, dramatic sky, ultra-detailed cinematic action shot.

Aspect Ratio 

Advanced Settings Customize your input with more control.

**$0.06** per image generation

Login to Generate

Output
---

Idle

Unknown content type

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About Seedream 4.5
---

Generate ultra-realistic 4K images with advanced prompt understanding, multi-angle consistency, and professional-grade editing—ideal for commercial visuals, ads, and creative workflows.

### Technical Specifications

Model IDseedream-4.5

ProviderBytePlus

CategoryImage Models

TaskText to Image

Price$0.06 per generation

AddedDecember 3, 2025

### Key Features

- High-resolution AI image generation from text prompts
- Negative prompt support for precise control
- Multiple output formats and aspect ratios
- Adjustable inference steps and guidance scale
- Batch generation support via API

### Quick Start

Integrate Seedream 4.5 into your application with a single API call. Get your API key from the [pricing page](https://modelslab.com/pricing) to get started.

PythonJavaScriptcURLPHP

```
<code>import requests
import json

url = "https://modelslab.com/api/v7/images/text-to-image"

headers = {
    "Content-Type": "application/json"
}

data = {
        "model_id": "seedream-4.5",
        "prompt": "your prompt here",
        "key": "YOUR_API_KEY"
    }

try:
    response = requests.post(url, headers=headers, json=data)
    response.raise_for_status()  # Raises an HTTPError for bad responses (4XX or 5XX)
    result = response.json()
    print("API Response:")
    print(json.dumps(result, indent=2))
except requests.exceptions.HTTPError as http_err:
    print(f"HTTP error occurred: {http_err} - {response.text}")
except Exception as err:
    print(f"Other error occurred: {err}")</code>
```

### Pricing

Seedream 4.5 API costs $0.06 per generation. Plans start at $21/month, and open-source models are unlimited on the $149/month plan. [View pricing plans](https://modelslab.com/pricing)

### Use Cases

- Product photography and e-commerce visuals
- Marketing and social media content creation
- Concept art and design prototyping
- Custom illustrations and artwork

[Learn more about Seedream 4.5](https://modelslab.com/seedream-45) [Browse Image Models](https://modelslab.com/models?feature=imagen) [More from BytePlus](https://modelslab.com/models/byteplus) [View Pricing](https://modelslab.com/pricing)

Seedream 4.5 FAQ
---

### What is Seedream 4.5?

Generate ultra-realistic 4K images with advanced prompt understanding, multi-angle consistency, and professional-grade editing—ideal for commercial visuals, ads, and creative workflows.

### How do I use the Seedream 4.5 API?

You can integrate Seedream 4.5 into your application with a single API call. Sign up on ModelsLab to get your API key, then use the model ID "seedream-4.5" in your API requests. We provide SDKs for Python, JavaScript, and cURL examples in the API documentation.

### How much does Seedream 4.5 cost?

Seedream 4.5 costs $0.06 per generation. ModelsLab plans start at $21/month (Basic), and the $149/month Open Source plan includes unlimited generation on open-source models.

### What is the Seedream 4.5 model ID?

The model ID for Seedream 4.5 is "seedream-4.5". Use this ID in your API requests to specify this model.

### Do I need a paid plan to use Seedream 4.5?

Yes. ModelsLab is subscription-based with no free tier — plans start at $21/month (Basic, 3,250 API calls). The $149/month Open Source Unlimited plan includes unlimited generation across open-source models; premium third-party models are billed per call from your wallet.

---

*This markdown version is optimized for AI agents and LLMs.*

**Links:**
- [Website](https://modelslab.com)
- [API Documentation](https://docs.modelslab.com)
- [Blog](https://modelslab.com/blog)

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*Generated by ModelsLab - 2026-10-09*