Seedream 4.5 positions itself as a professional-grade AI image platform emphasizing three core edges: crisp in-image text rendering, improved real-world knowledge for brand/cultural accuracy, and consistent subjects across angles. It offers text-to-image at up to 4K, an upscale pipeline (1K/2K/4K), multi-variant generation from one prompt, and layout-aware multilingual typography spanning English, Chinese, Japanese, Korean, Spanish, and Arabic. Key Features and ImprovementsEnhanced Prompt Adherence and Alignment: Better understands complex instructions, including multi-step prompts and up to 14 reference images, while maintaining consistency in elements like faces, textures, and lighting.
Cinematic Aesthetics: Produces 4K-ready visuals (up to 4096×4096 resolution) with realistic depth, lighting, color palettes, and material rendering—ideal for fashion, product showcases, or editorial content.
Superior Text Rendering: Handles typography accurately, making it great for posters, brand visuals, and labels with small text (e.g., ingredient lists).
Multi-Image Editing and Consistency: Supports controllable edits across multiple images, preserving facial features, spatial logic, and scene details without random failures in complex scenarios.
Overall Scaling: Achieves broad improvements through larger model training, outperforming predecessors in benchmarks like MagicBench for aesthetics, realism, and character stability.
