Seedream 5 Pro (by Bytedance)

Overview

Flagship Seedream image model with stronger prompt adherence. Seedream 5.0 Lite is the lower-cost sibling. Seedream 5 Pro Layerize splits an output into editable layers.

---

Quick facts

• Modes: Text → Image · Image → Image · Images → Image (up to 10 references)

• Default resolution: 2K (priced; 1K is cheaper)

• Aspect ratios: 21:9, 16:9, 4:3, 3:2, 1:1, 2:3, 3:4, 9:16, 9:21, auto

---

What it's great for

• Campaign hero images and photoreal marketing.

• Multi-image edits and composition.

• 2K/4K asset creation.

---

Parameters

Name	Type	Default	Notes
Prompt	Text	—	Required
Reference Image	Upload	Optional	Up to 10 images for multi-image mode
Aspect Ratio	Select	Square (1:1)	auto on edit shapes
Resolution	Select	2K	1K, 2K — 2K is the default and costs more

---

Modes

Mode	Estimated time	Required inputs	Typical use
Text → Image	~70s	Prompt	Flagship generation
Image → Image	~70s	Reference Image, Prompt	Edits (each image is billed)
Images → Image	~70s	Multiple Images, Prompt	Multi-image composition

---