In September 2025, ByteDance’s Seed team unveiled the Doubao image - creation model Seedream 4.0. This innovative model seamlessly integrates a range of functions, including text - to - image generation, image editing, multi - image fusion, and sequential image generation. It is capable of producing images with resolutions up to 4K. The model has made its debut on popular platforms like the Doubao App, Jimeng AI, and Kouzi. Moreover, enterprise customers can access it via Volcano Engine.

According to data released by the internationally recognized evaluation agency Artificial Analysis, Seedream 4.0 has outperformed Google's Gemini 2.5 Flash (Nano - Banana) in the realms of text - to - image generation and image editing. As a result, it has secured the top position in the international evaluation rankings, marking a significant milestone in the field of image - generation technology.