ByteDance/seedream-v4.5-edit

seedream-v4.5-edit

Cost-effective 4K image editing via Seedream 4.5 API. Optimized for high-concurrency stability while maintaining texture consistency at an affordable rate. Built for free testing and stable API workflows.

Image to ImageMulti-Image

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Documentation

Try the AI Image Generator now

Seedream 4.5 Edit Pricing

Parameters	Price	Original Price	Discount

Base

$0.0360 per generation

$0.0400 per generation

90%

README

Fast & Affordable Seedream 4.5 Edit API (ByteDance 4K Image Editing Integration)

ByteDance Seedream 4.5 Edit API (powered by the Seedream 4.5 model) delivers cost-effective, production-grade AI image editing for developers and creative teams. This premium 4K image editing API integration helps you transform existing visuals into professional outputs through natural-language instructions. The Seedream model provides semantic reasoning for complex edits, while the API provides stable integration for scalable workflows on Flaq AI.

Key Features of Seedream 4.5 Edit API

Native 4K High-Fidelity Image Editing: Produce crisp, production-ready 4K edited images with fine detail, realistic textures, and clean edges through affordable Seedream image editing API integration.
Context-Aware Semantic Image Editing: Edit images with natural-language prompts while preserving object relationships, lighting logic, and scene coherence using the Seedream 4.5 model's advanced understanding.
Multi-Image Editing Support: Process and edit up to 10 images simultaneously with consistent style and quality through cost-effective API integration, ideal for batch workflows and series production.
Multilingual On-Image Typography Editing: Add, replace, and refine on-image text across multiple languages with improved font clarity and translation-aware rendering.
Professional Camera-Style API Controls: Adjust lens perspective, focus, depth of field (bokeh), and color grading for advanced visual direction in API-based editing pipelines.
Complete Aspect Ratio Flexibility: API supports 2K and 4K outputs across 9 aspect ratios (21:9, 16:9, 4:3, 3:2, 1:1, 2:3, 3:4, 9:16, 9:21), suitable for ads, social media, product pages, and cinematic layouts.
Consistent Character & Brand Rendering: Maintain identity consistency, brand elements, and visual style across multiple edited images.

How to Use Seedream 4.5 Edit API for Professional 4K Image Editing on Flaq AI

Input: Existing image(s) (JPEG/PNG, 1-10 images) plus natural-language editing prompts
Output: High-resolution 4K edited images (JPEG/PNG) through Seedream 4.5 Edit API integration
Resolution: Flexible API support for 2K and 4K outputs
Aspect Ratios: 9 supported formats including 21:9, 16:9, 4:3, 3:2, 1:1, 2:3, 3:4, 9:16, and 9:21
Capabilities: Prompt-based editing, style transfer, smart relighting, background replacement, and object-level manipulation powered by the Seedream 4.5 model

Best Use Cases for Seedream 4.5 Edit API Integration

Marketing & Branding: Rapidly localize and refresh campaign creatives with high-quality AI image editing API workflows.
Product Photography Optimization: Update backgrounds, lighting, and composition for catalog-ready product visuals without full reshoots using affordable API integration.
Social Media Content Production: Edit and create high-volume image variants with consistent style and brand alignment for multi-platform publishing through cost-effective Seedream API.
Professional Design Iteration: Accelerate concept refinement with controlled, semantic 4K image edits for creative and design teams.

Note Please ensure your prompts comply with safety guidelines. If an error occurs, review your prompt for restricted content, adjust it, and try again.

Seedream 4.5 Edit vs Competitors: Comparative Analysis

Seedream 4.5 Edit vs. FLUX.1 [dev]
FLUX.1 [dev] focuses on detail-heavy technical generation workflows. Seedream 4.5 Edit API emphasizes semantic, instruction-driven editing with layout-aware changes and multi-image batch processing, making it stronger for practical production editing scenarios using affordable ByteDance integration.
Seedream 4.5 Edit vs. GPT-Image-1 (OpenAI)
GPT-Image-1 is a broad creative image model with wide stylistic range. Seedream 4.5 Edit API is optimized for targeted edits, multilingual typography handling, and predictable output control for professional teams through cost-effective API integration.
Seedream 4.5 Edit vs. Seedream Base
Base Seedream is optimized for rapid, lightweight iterations. Seedream 4.5 Edit prioritizes premium-quality editing with better reasoning, sharper text rendering, and stronger consistency across complex multi-step edits with support for up to 10 simultaneous images.
Seedream 4.5 Edit vs. Nano Banana Pro Edit
Nano Banana Pro Edit leverages Gemini's semantic reasoning for highly specific, logic-based transformations. Seedream 4.5 Edit API is specifically tuned for reliable typography, photo-real edits, and mixed media layouts with superior multi-image batch processing capabilities.
Seedream 4.5 Edit vs. Qwen Image 2509
Qwen Image performs well in open-source and document-style contexts. Seedream 4.5 Edit API differentiates with high-fidelity 4K editing quality, robust multilingual design control, and advanced multi-image editing support for global content operations through ByteDance API integration.

Use the Seedream 4.5 Edit Model Directly in Powerful AI Tools

Explore several AI creation tools for quick image and video workflows in your browser, then scale successful ideas with Flaq AI's production-ready model APIs. Flaq AI provides a unified API layer for all models, making it easy to use and scale your workflows.

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API Examples

JavaScriptPythoncURL

Submit Example

// Step 1: Submit generation request
const response = await fetch('https://api.flaq.ai/api/v1/image/task', {
  method: 'POST',
  headers: {
    'Content-Type': 'application/json',
    'Authorization': 'Bearer YOUR_API_KEY'
  },
  body: JSON.stringify({
    model_name: 'seedream-v4.5-edit',
    prompt: 'Add cherry blossoms falling in the background',
    width: 16,
    height: 9,
    resolution: '2k',
    image_url_list: ['https://example.com/image1.jpg']
  })
});

const { data } = await response.json();
const taskId = data.task_id;

Polling Example

// Step 2: Poll for results
const taskId = data.task_id;

const pollResult = async (taskId) => {
  const res = await fetch(`https://api.flaq.ai/api/v1/image/${taskId}`, {
    headers: { 'Authorization': 'Bearer YOUR_API_KEY' }
  });
  return res.json();
};

while (true) {
  const pollResultData = await pollResult(taskId);
  const status = pollResultData.data.task_status;

  if (status === 'succeed') {
    console.log(pollResultData.data.task_result.images[0].url);
    break;
  }

  if (status === 'failed') {
    console.error(pollResultData.data.task_status_msg);
    break;
  }

  await new Promise(resolve => setTimeout(resolve, 10000));
}

Submit Example

# Step 1: Submit generation request
import requests

response = requests.post(
    'https://api.flaq.ai/api/v1/image/task',
    headers={
        'Content-Type': 'application/json',
        'Authorization': 'Bearer YOUR_API_KEY'
    },
    json={
        'model_name': 'seedream-v4.5-edit',
        'prompt': 'Add cherry blossoms falling in the background',
        'width': 16,
        'height': 9,
        'resolution': '2k',
        'image_url_list': ['https://example.com/image1.jpg']
    }
)

result = response.json()
task_id = result['data']['task_id']

Polling Example

# Step 2: Poll for results
task_id = response.json()['data']['task_id']
poll_url = f"https://api.flaq.ai/api/v1/image/{task_id}"

while True:
    poll_result = requests.get(poll_url, headers={'Authorization': 'Bearer YOUR_API_KEY'}).json()
    status = poll_result['data']['task_status']
    if status == 'succeed':
        print(poll_result['data']['task_result']['images'][0]['url'])
        break
    if status == 'failed':
        print(poll_result['data']['task_status_msg'])
        break
    time.sleep(10)

Submit Example

# Step 1: Submit generation request
curl -X POST https://api.flaq.ai/api/v1/image/task \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -d '{
    "model_name": "seedream-v4.5-edit",
    "prompt": "Add cherry blossoms falling in the background",
    "width": 16,
    "height": 9,
    "resolution": "2k",
    "image_url_list": ["https://example.com/image1.jpg"]
  }'

Polling Example

# Step 2: Poll for results
# Replace {task_id} with the task_id returned from the submit response
curl -X GET "https://api.flaq.ai/api/v1/image/{task_id}" \
  -H "Authorization: Bearer YOUR_API_KEY"

Related Seedream 4.5 Models

Seedream 4.5 Edit Pricing

Related Models

README

Fast & Affordable Seedream 4.5 Edit API (ByteDance 4K Image Editing Integration)

Key Features of Seedream 4.5 Edit API

How to Use Seedream 4.5 Edit API for Professional 4K Image Editing on Flaq AI

Best Use Cases for Seedream 4.5 Edit API Integration

Seedream 4.5 Edit vs Competitors: Comparative Analysis

Use the Seedream 4.5 Edit Model Directly in Powerful AI Tools

Text to Image

Image to Image

Text to Video

Image to Video

AI Media Creator

Reference to Video

API Examples

Submit Example

Polling Example

Submit Example

Polling Example

Submit Example

Polling Example

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