Question 1

What is Seedream 4.5?

Accepted Answer

Seedream 4.5 is an image generation model by ByteDance. Creates photorealistic images up to 4K with improved face and text rendering, supports up to 14 reference images and multi-image fusion.

Question 2

How is it different from Seedream V4?

Accepted Answer

Seedream 4.5 surpasses V4 in face quality, text accuracy and spatial reasoning. Supports up to 14 references (V4 — up to 10), 4K output and improved scene structure.

Question 3

What resolutions are available?

Accepted Answer

Two modes: basic (2K, ~30-60 sec) and high (4K, ~60-90 sec). 8 aspect ratios supported: 1:1, 4:3, 3:4, 16:9, 9:16, 2:3, 3:2 and 21:9.

Question 4

How do reference images work?

Accepted Answer

Upload up to 14 images for multi-image fusion — the model creates a new image with consistent style, composition and object identity from your references.

Question 5

How much does generation cost?

Accepted Answer

One image generation (T2I or Edit) costs 2 credits regardless of quality (basic or high). See the pricing page for details.

Question 6

How does Edit mode work?

Accepted Answer

Upload an image and describe desired changes. The model adjusts lighting, structure, composition, style or adds/removes objects. Supports up to 14 input images.

Question 7

How does Seedream 4.5 render faces?

Accepted Answer

The model is specifically optimized for face rendering: detailed features, realistic skin texture, natural expressions. Ideal for portrait photography.

Question 8

What is the generation speed?

Accepted Answer

Basic (2K) — 30-60 seconds, High (4K) — 60-90 seconds. Results arrive automatically, you can continue working during generation.

Seedream 4.5 — AI Image Generation | Clipia.ai

Seedream 4.5 — AI Image Generation | Clipia.ai