Bytedance
This page is auto-generated from model configurations. Last updated: 2026-03-13.
This reference lists all available Bytedance image generation models and their parameters. Use these parameter names when calling the Generation API.
Dreamina 3.1
ByteDance's creativity-focused model for stylized outputs.
Model ID: model_bytedance-dreamina-3-1
Capabilities: txt2img
LLM Markdown: https://app.scenario.com/api/models/model_bytedance-dreamina-3-1/markdown
| Parameter | Type | Required | Default | Min | Max | Allowed Values | Description |
|---|---|---|---|---|---|---|---|
prompt | string | Yes | - | - | - | - | Text prompt for image generation |
aspectRatio | string | No | 4:3 | - | - | 9:21, 9:16, 2:3, 3:4, 1:1, 3:2, 4:3, 16:9, 21:9, custom | Image aspect ratio. Set to 'custom' to specify width and height. |
resolution | string | No | 2K | - | - | 1K, 2K | Image resolution quality |
width | number | No | 1328 | 512 | 3024 | - | Image width (only used when aspect_ratio is 'custom') |
height | number | No | 1328 | 512 | 3024 | - | Image height (only used when aspect_ratio is 'custom') |
seed | number | No | - | - | - | - | Use a seed for reproducible results. Leave blank to use a random seed. |
Seedream 3
Realism-driven image generator with strong lighting control.
Model ID: model_bytedance-seedream-3
Capabilities: txt2img
LLM Markdown: https://app.scenario.com/api/models/model_bytedance-seedream-3/markdown
| Parameter | Type | Required | Default | Min | Max | Allowed Values | Description |
|---|---|---|---|---|---|---|---|
prompt | string | Yes | - | - | - | - | Text prompt for image generation |
width | number | No | 2048 | 512 | 2048 | - | Image width |
height | number | No | 2048 | 512 | 2048 | - | Image height |
seed | number | No | - | - | - | - | Use a custom seed for targeted results (single-image inference) |
Seedream 4.0 Edit
Model ID: model_bytedance-seedream-4-editing
Capabilities: txt2img, img2img
LLM Markdown: https://app.scenario.com/api/models/model_bytedance-seedream-4-editing/markdown
| Parameter | Type | Required | Default | Min | Max | Allowed Values | Description |
|---|---|---|---|---|---|---|---|
referenceImages | file_array | No | `` | - | - | - | Input image(s) for image-to-image generation. List of 1-14 images for single or multi-reference generation. |
prompt | string | Yes | - | - | - | - | Text prompt for image generation |
size | string | No | 4K | - | - | 4K, 2K, 1K | Output resolution. 1K for low quality, 2K for medium quality, 4K for high quality. |
aspectRatio | string | No | auto | - | - | 1:1, 4:3, 3:4, 16:9, 9:16, 3:2, 2:3, 21:9, auto | Image aspect ratio. 'Auto' preserves the original aspect ratio but does not upscale image resolution. |
sequentialImageGeneration | string | No | disabled | - | - | disabled, auto | Off: always generates one image. On: The model may generate a set of related images (story steps, variations, or alternatives), up to your chosen Max Images parameter. |
maxImages | number | No | 1 | 1 | 15 | - | The maximum number of images the model can generate in one sequence. Total image count (input +generated) cannot exceed 15. |
Seedream 4.5 Edit
Model ID: model_bytedance-seedream-4-5-editing
Capabilities: txt2img, img2img
LLM Markdown: https://app.scenario.com/api/models/model_bytedance-seedream-4-5-editing/markdown
| Parameter | Type | Required | Default | Min | Max | Allowed Values | Description |
|---|---|---|---|---|---|---|---|
referenceImages | file_array | No | `` | - | - | - | Input image(s) for image-to-image generation. List of 1-10 images for single or multi-reference generation. |
prompt | string | Yes | - | - | - | - | Text prompt for image generation |
size | string | No | 4K | - | - | 4K, 2K | Image resolution: 2K (2048px), 4K (4096px). |
aspectRatio | string | No | auto | - | - | 1:1, 4:3, 3:4, 16:9, 9:16, 3:2, 2:3, 21:9, auto | Image aspect ratio. 'Auto' preserves the original aspect ratio but does not upscale image resolution. |
sequentialImageGeneration | string | No | disabled | - | - | disabled, auto | Off: always generates one image. On: The model may generate a set of related images (story steps, variations, or alternatives), up to your chosen Max Images parameter. |
maxImages | number | No | 1 | 1 | 15 | - | The maximum number of images the model can generate in one sequence. Total image count (input + generated) cannot exceed 15. |
Seedream 5.0 Lite
Model ID: model_bytedance-seedream-5-0-lite
Capabilities: txt2img, img2img
LLM Markdown: https://app.scenario.com/api/models/model_bytedance-seedream-5-0-lite/markdown
| Parameter | Type | Required | Default | Min | Max | Allowed Values | Description |
|---|---|---|---|---|---|---|---|
prompt | string | Yes | - | - | - | - | Text prompt for image generation |
referenceImages | file_array | No | `` | - | - | - | Input image(s) for image-to-image generation. |
aspectRatio | string | No | 1:1 | - | - | match_input_image, 21:9, 16:9, 4:3, 3:2, 1:1, 2:3, 3:4, 9:16 | Image aspect ratio. 'Auto' preserves the original aspect ratio but does not upscale image resolution. |
width | number | No | 2048 | 1024 | 4704 | - | Custom image width (only used when size is set to 'Custom'). Range: 1024-4096 pixels. |
height | number | No | 2048 | 1024 | 4096 | - | Custom image height (only used when size is set to 'Custom'). Range: 1024-4096 pixels. |
sequentialImageGeneration | string | No | disabled | - | - | disabled, auto | Off: always generates one image. On: The model may generate a set of related images (story steps, variations, or alternatives), up to your chosen Max Images parameter. |
maxImages | number | No | 1 | 1 | 15 | - | The maximum number of images the model can generate in one sequence. Total image count (input + generated) cannot exceed 15. |
Updated about 4 hours ago