Seedream v4 Edit
Bild-zu-Bild

Seedream v4 Edit API by ByteDance

bytedance/seedream-v4/edit
Edit

Open and Advanced Large-Scale Image Generative Models.

Seedream 4.0 – ByteDances All-in-One-Modell für visuelle Kreation

NEU

Die neueste Generation von Doubaos Engine für Bildkreation

Seedream 4.0 ist ByteDances neueste Generation von Bildkreationsmodellen, positioniert als professionelles Werkzeug für „integrierte Generierung und Bearbeitung“. Ein und dasselbe Modell bewältigt Text-zu-Bild, Bildbearbeitung und Multi-Bild-Generierung und macht Ihre kreative Reise von der Inspiration bis zur Umsetzung effizienter und kontrollierbarer.

Modell-Highlights

Fünf Kernfähigkeiten: Präzise Befehlsbearbeitung, Hohe Merkmalstreue, Tiefes Absichtsverständnis, Multi-Bild-Ein-/Ausgabe und Ultra-HD-Auflösung. Für vielfältige Kreativszenarien – jede Inspiration sofort in höchster Qualität umgesetzt.

Präzise Befehlsbearbeitung

Beschreiben Sie Ihre Anforderungen einfach in natürlicher Sprache, um Hinzufügen, Löschen, Ändern und Ersetzen präzise auszuführen. Ideal für kommerzielles Design, künstlerisches Schaffen und Entertainment.

Hohe Merkmalstreue

Charakterkonsistenz:Erhält Charaktermerkmale in verschiedenen Kreativstilen (Illustration/3D/Fotografie) zuverlässig und hält die Gestaltung jederzeit kontrollierbar
Szenentreue:Maximiert die Details des Originalbilds – kein "KI-Öliger-Effekt" nach der Bearbeitung, für verlustfreies Editing

Tiefes Absichtsverständnis

Wissens-Upgrade:Expertenlevel-Wissensbasis, die das Textverständnis auf die nächste Stufe hebt
Inspirationsrealisierung:Von abstrakt zu konkret – verwandelt ungebändigte Ideen in greifbare Realität
Prädiktives Schlussfolgern:Stärkere Reasoning-Fähigkeiten, simuliert Vorhersagen über Zeit und Raum und macht das Unsichtbare sichtbar
Adaptives Seitenverhältnis:Wenn aktiviert, wird automatisch das optimale Seitenverhältnis für Ihr Bild gewählt

Multi-Bild-Ein-/Ausgabe

Mehrere Bilder auf einmal eingeben und komplexe Bearbeitungen wie Kombination, Migration, Ersetzung und Ableitung durchführen – für anspruchsvolle Composings

Ultra-HD-Auflösung

Erneut gesteigerter Auflösungsstandard mit Ultra-HD-Ausgabe für professionelle Bildqualität

Anwendungsszenarien

🎨
Kommerzielles Design
🖼️
Künstlerisches Schaffen
📸
Fotobearbeitung
🎮
Spiel-Assets
👤
Charakterdesign
🏗️
Architekturvisualisierung
📱
Social Media
🎬
Film & Animation

Prompt Examples & Creative Templates

Discover the power of Seedream 4.0 with these carefully crafted prompt examples. Each template showcases specific capabilities and helps you achieve professional results.

Perspective & Composition Control
Precision Editing

Perspective & Composition Control

Transform camera angles, adjust scene distance, and modify aspect ratios with precision
Prompt Template

Change the camera angle from eye-level to bird's-eye view, adjust the scene from close-up to medium shot, and convert the image aspect ratio to 16:9. Maintain all original elements and lighting while adapting the composition for the new perspective and format.

Mathematical Whiteboard Creation
Text & Formula Generation

Mathematical Whiteboard Creation

Generate clean whiteboard with precise mathematical formulas and equations
Prompt Template

Create a clean white whiteboard with the following mathematical equations written in clear, professional handwriting: E=mc², √(9)=3, and the quadratic formula (-b±√(b²-4ac))/2a. Use black or dark blue marker style, with proper spacing and mathematical notation.

Sketch to Reality Transformation
Deep Intent Understanding

Sketch to Reality Transformation

Transform rough sketches into detailed realistic objects - bringing wild imagination to life
Prompt Template

Based on this rough sketch, generate a vintage television set from the 1950s-60s era. Transform the abstract lines and shapes into a realistic, detailed old-style TV with wooden cabinet, rounded screen, control knobs, and period-appropriate design elements. Make the vague concept concrete and lifelike.

Lossless Detail Enhancement
High Feature Preservation

Lossless Detail Enhancement

Maximize original image detail retention, avoiding AI-generated artifacts for truly lossless editing
Prompt Template

Enhance this image while maximizing the preservation of original details. Avoid any AI-generated 'plastic' or 'oily' artifacts. Maintain authentic textures, natural lighting, and original image characteristics. Focus on clean, lossless enhancement that respects the source material's integrity.

Creative Font Styling
Text Transformation

Creative Font Styling

Transform plain text into artistic, creative typography while maintaining readability
Prompt Template

Transform all the text in this image into creative, artistic fonts. Replace the standard typography with stylized lettering that matches the image's aesthetic - use decorative fonts, calligraphy styles, or artistic text treatments. Maintain the same text content and layout while making the typography more visually appealing and creative.

Kernfähigkeiten

Generierung
Text-to-Image-Erstellung

Fortschrittliches Textverständnis und Bildgenerierung, die verschiedene Kunststile und professionelle Anforderungen unterstützt – vom Konzept zum fertigen Artwork in einem Schritt.

Bearbeitung
Intelligente Bildbearbeitung

Bearbeitungsbefehle in natürlicher Sprache, die das Hinzufügen/Entfernen von Objekten, Stiltransfer, Hintergrundersatz und weitere komplexe Bearbeitungen ermöglichen.

Synthese
Multi-Bild-Komposition

Revolutionäre Multi-Bild-Eingabe für komplexe Bild-Composings, Stiltransfer und kreative Kombinationen mit noch nie dagewesener Kontrolle.

Warum Seedream 4.0 wählen?

🚀
All-in-One-Lösung
Ein einziges Modell für Generierung, Bearbeitung und Komposition – kein Wechsel zwischen verschiedenen Tools nötig
🎯
Professionelle Qualität
Ausgabequalität auf kommerziellem Niveau mit präziser Kontrolle über jedes Detail
🔄
Konsistenter Stil
Erhält Charakter- und Stilkonsistenz über mehrere Generierungen und Bearbeitungen hinweg

Technische Spezifikationen

Modellarchitektur:Angetrieben von ByteDance Doubao AI
Kernfunktionen:Generierung + Bearbeitungsintegration
Auflösungsunterstützung:Ultra-HD-Ausgabe
Eingabe-Unterstützung:Text, Einzel-/Mehrfachbild
Ausgabeformate:PNG, JPEG, WebP
API-Integration:RESTful API mit SDK-Unterstützung

Erleben Sie die volle Leistung von Seedream 4.0

Reihen Sie sich ein in die Gemeinschaft kreativer Köpfe weltweit und revolutionieren Sie die visuelle Content-Erstellung mit ByteDances fortschrittlichstem integriertem KI-Bildmodell.

Professionelle Tools
Blitzschnell
🌐All-in-One-Plattform

Seedream 4: A next-generation multimodal image generation system developed by ByteDance Seed

Model Card Overview

FieldDescription
Model NameSeedream 4
Developed byByteDance Seed Team
Release DateSeptember 9, 2025
Model TypeMultimodal Image Generation
Related LinksOfficial Website, Technical Report (arXiv), GitHub Organization (ByteDance-Seed)

Introduction

Seedream 4 is a powerful, efficient, and high-performance multimodal image generation system that unifies text-to-image (T2I) synthesis, image editing, and multi-image composition within a single, integrated framework. Engineered for scalability and efficiency, the model introduces a novel diffusion transformer (DiT) architecture combined with a powerful Variational Autoencoder (VAE). This design enables the fast generation of native high-resolution images up to 4K, while significantly reducing computational requirements compared to its predecessors.

The primary goal of Seedream 4 is to extend traditional T2I systems into a more interactive and multidimensional creative tool. It is designed to handle complex tasks involving precise image editing, in-context reasoning, and multi-image referencing, pushing the boundaries of generative AI for both creative and professional applications.

Key Features & Innovations

Seedream 4 introduces several key advancements in image generation technology:

  • Unified Multimodal Architecture: It integrates T2I generation, image editing, and multi-image composition into a single model, allowing for seamless transitions between different creative workflows.
  • Efficient and Scalable Design: The model features a highly efficient DiT backbone and a high-compression VAE, achieving over 10x inference acceleration compared to Seedream 3.0 while delivering superior performance. This architecture is hardware-friendly and easily scalable.
  • Ultra-Fast, High-Resolution Output: Seedream 4 can generate native high-resolution images (from 1K to 4K) in as little as 1.4 to 1.8 seconds for a 2K image, greatly enhancing user interaction and production efficiency.
  • Advanced Multimodal Capabilities: The model excels at complex tasks such as precise, instruction-based image editing, in-context reasoning, and generating new images by blending elements from multiple reference images.
  • Professional and Knowledge-Based Content Generation: Beyond artistic imagery, Seedream 4 can generate structured and knowledge-based content, including charts, mathematical formulas, and professional design materials, bridging the gap between creative expression and practical application.
  • Advanced Training and Acceleration: The model is pre-trained on billions of text-image pairs and utilizes a multi-stage post-training process (CT, SFT, RLHF) to enhance its capabilities. Inference is accelerated through a combination of adversarial distillation, quantization, and speculative decoding.

Model Architecture & Technical Details

Seedream 4's architecture is a significant leap forward, focusing on efficiency and power. The core components are a diffusion transformer (DiT) and a Variational Autoencoder (VAE).

  • Pre-training Data: Billions of text-image pairs, including a specialized pipeline for knowledge-related data like instructional images and formulas.
  • Training Strategy: A multi-stage approach, starting at a 512x512 resolution and fine-tuning at higher resolutions up to 4K.
  • Post-training: A joint multi-task process involving Continuing Training (CT), Supervised Fine-Tuning (SFT), and Reinforcement Learning from Human Feedback (RLHF) to enhance instruction following and alignment.
  • Inference Acceleration: A holistic system combining an adversarial learning framework, hardware-aware quantization (adaptive 4/8-bit), and speculative decoding.

Intended Use & Applications

Seedream 4 is designed for a wide range of creative and professional applications, moving beyond simple image generation to become a comprehensive visual content creation tool.

  • Creative Content Generation: Creating high-quality, artistic images, illustrations, and concept art from text prompts.
  • Advanced Image Editing: Performing complex edits on existing images using natural language instructions, such as adding or removing objects, changing styles, and modifying backgrounds.
  • Design and Marketing: Generating professional design materials, product mockups, and marketing visuals with precise control over text and branding elements.
  • Educational and Technical Content: Creating structured, knowledge-based visuals like diagrams, charts, and mathematical formulas for educational or technical documentation.
  • Multi-Image Composition: Blending elements from multiple source images to create new compositions, such as virtual try-ons for fashion or combining characters with new scenes.

Performance

Seedream 4 has demonstrated state-of-the-art performance on both internal and public benchmarks as of September 18, often outperforming other leading models in text-to-image and image editing tasks.

MagicBench (Internal Benchmark)

TaskPerformance Summary
Text-to-ImageAchieved high scores in prompt following, aesthetics, and text-rendering.
Single-Image EditingShowed a good balance between prompt following and alignment with the source image.

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