Bytedance modelsimage generation api

bytedance/dreamina/3.1

Dreamina 3.1 by Bytedance - generate stunning images from text prompts with state-of-the-art AI. Supports multiple aspect ratios, styles, and high-resolution output for creative and commercial use.

Input
The text prompt used to generate the image
The aspect ratio of the generated image. Allowed values: 21:9, 16:9, 3:2, 4:3, 5:4, 1:1, 4:5, 3:4, 2:3, 9:16.
Random seed to control the stochasticity of image generation.
Idle

Example output — click Run to generate your own

API README

Dreamina 3.1

Dreamina 3.1 is a text-to-image model for translating production-style creative direction into polished still imagery. It interprets subject, setting, camera language, lighting, palette, materials, and mood together, helping a written concept become a coherent composition rather than a generic visual approximation.

The model serves both realistic and stylized work, including portraits, products, editorial scenes, advertising concepts, and illustration. Its strength in detailed prompts makes it useful when creators need controlled visual hierarchy, believable scene relationships, and a clearly specified finish across a range of creative formats.

Highlights

Detailed prompt understanding. Connects subject, environment, lighting, camera direction, and style across long creative briefs.

Coherent scene composition. Arranges people, objects, and backgrounds with readable hierarchy and spatial relationships.

Natural portrait rendering. Produces expressive people with believable facial detail, lighting, and photographic treatment.

Versatile visual styles. Handles commercial photography, cinematic concepts, illustration, and graphic creative without a single fixed aesthetic.

Pricing

Billing unitPrice
Per request$0.03

When to Use

✅ Good fit❌ Consider alternatives
The model's named workflow matches the source material and intended outputA different input modality or model route is required
A managed asynchronous result is suitable for the production pipelineA synchronous, interactive editor is essential
The documented controls cover the required duration, framing, or formatThe project needs controls outside this endpoint's schema
Creative iteration benefits from a repeatable request structureExact deterministic pixels, frames, geometry, or samples are mandatory
A finished downloadable media asset is the desired deliverableEditable source layers or a native project file are required

Prompt Guide

For generation, state the intended result first, then add the subject or source treatment, progression, style, and delivery constraints. Keep one creative variable per phrase, use the documented field names for controls, and change one setting at a time when comparing results.

{
  "aspect_ratio": "21:9",
  "prompt": "A 25-year-old korean woman selfie, front facing camera, lighting is soft and natural. If background is visible, it's a clean, modern apartment interior. The clothing color is clearly visible and distinct, adding a hint of color contrast"
}

Technical Specs

SpecValue
Model IDbytedance/dreamina/3.1
Inputsaspect_ratio, prompt, seed
Required inputsprompt
Output fieldscontent_type, url
ExecutionAsync (submit, then poll for result)
Aspect Ratio21:9 / 16:9 / 3:2 / 4:3 / 5:4 / 1:1 / 4:5 / 3:4 / 2:3 / 9:16

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