A collage showcasing high-quality AI-generated visuals promoting Seedream 4.5, highlighting its cinematic realism and editing capabilities. The headline announces Seedream 4.5 as a new Chinese image model challenging Nano Banana Pro and GPT in photorealism and creative control.

New Chinese Model Seedream 4.5 Is Challenging Nano Banana Pro and GPT in AI Image Quality

TL;DR: ByteDance’s new Seedream 4.5 image model delivers sharper 4K realism, better text and editing, and closes the gap with leaders like Nano Banana Pro. On December 3, 2025, Chinese company ByteDance has announced Seedream 4.5, the newest version of its flagship image-generation model, and the update is one of the biggest jumps in the Seedream series […]