Image

Seedream 4.5

Seedream 4.5 supports high-quality text-to-image and image-to-image generation with 2K/4K output and multi-image batch control.

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2K / 4K output

Text-to-image + image-to-image

Up to 10 references

1-10 images per task

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Create with Seedream 4.5

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Authentication & Integration

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Integrate with AI

Copy a prompt for your AI assistant to install APIXO MCP, read the live schema, and wire this model into your app.

Endpoints

POSThttps://api.apixo.ai/api/v1/generateTask/seedream-4-5Create task

GEThttps://api.apixo.ai/api/v1/statusTask/seedream-4-5?taskId={taskId}Poll status

Request body

request_type

async

Use callback with callback_url for webhooks.

input

object

Mode, prompt, references, size, duration, and audio settings.

Parameters

request_typerequired

Typeselect

Use async to poll statusTask, or callback to receive a webhook when the result is ready.async · callback

callback_urlconditional

Typetext

Public HTTPS URL for callback delivery.Only in request_type=callback

moderequired

Typeselect

Choose the generation workflow supported by this model.text-to-image · image-to-image

promptrequired

Typestring

Describe the subject, composition, style, lighting, and details you want in the final image.

aspect_ratiorequired

Typeselect

Choose the output frame ratio.1:1 · 16:9 · 9:16 · 4:3 · 3:4

resolutionrequired

Typeselect

Choose the output resolution tier. Higher tiers can cost more.2K · 4K

max_imagesrequired

Typeslider

Maximum number of image variations to generate. Billing uses successful generated images.

Parameter	Type	Required	Description
`request_type`	select	required	Use async to poll statusTask, or callback to receive a webhook when the result is ready.async · callback
`callback_url`	text	conditional	Public HTTPS URL for callback delivery.Only in request_type=callback
`mode`	select	required	Choose the generation workflow supported by this model.text-to-image · image-to-image
`prompt`	string	required	Describe the subject, composition, style, lighting, and details you want in the final image.
`aspect_ratio`	select	required	Choose the output frame ratio.1:1 · 16:9 · 9:16 · 4:3 · 3:4
`resolution`	select	required	Choose the output resolution tier. Higher tiers can cost more.2K · 4K
`max_images`	slider	required	Maximum number of image variations to generate. Billing uses successful generated images.

File parameters (URL arrays)

image_urls[mode=image-to-image]Upload reference images for image-to-image or editing modes.Only in mode=image-to-image

Example (cURL)

curl -X POST "https://api.apixo.ai/api/v1/generateTask/seedream-4-5" \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "request_type": "async",
    "input": {
      "mode": "text-to-image",
      "prompt": "a clean product photo of a ceramic teapot on soft stone",
      "max_images": 1,
      "resolution": "2K",
      "aspect_ratio": "1:1"
    }
  }'

Full API documentation

Seedream 4.5 Tips

Create image generation with Seedream 4.5

Use Seedream 4.5 through APIXO to try prompts, inspect examples, compare costs, and keep useful settings ready for future generations.

Create

Start with an idea

Pick a model, tune the settings, and create in one place.

Write an idea

Describe what you want to make.

Use an example

Start from a ready-made style.

Adjust the look

Tune the key settings quickly.

Create

Generate when everything feels right.

Keep results

Save what you want to revisit.

Try again

Make the next version faster.

Seedream 4.5 API Technical Specs

Current Seedream 4.5 capabilities and important creation limits.

Seedream 4.5 Modes

Text-to-image and image-to-image

Seedream 4.5 Output

2K / 4K output

Seedream 4.5 Controls

Text-to-image + image-to-image / Up to 10 references

Seedream 4.5 Latency

Typically 25-55 seconds

Capabilities

Key Seedream 4.5 capabilities

Seedream 4.5 image generation

Generate polished visuals with prompt, mode, aspect ratio, and resolution controls in one place.

Seedream 4.5 reference editing

Use supported image reference modes to steer composition, identity, or style without leaving the model page.

Seedream 4.5 creative iteration

Review examples, adjust settings, and keep exploring until the result fits your idea.

What can you build with Seedream 4.5?

Seedream 4.5 marketing visuals

Create product shots, social assets, hero images, and campaign concepts.

Seedream 4.5 design iteration

Use prompt and reference controls to explore visual directions before choosing a favorite result.

Seedream 4.5 content pipelines

Make repeatable content for ecommerce, campaigns, and creative workflows.

Read FAQ

Seedream 4.5 notes and questions

Seedream 4.5 generations may take time to finish, especially for larger or more complex outputs.

Result quality depends on prompt clarity, input asset quality, and provider-side model behavior.

All requests must pass provider safety, moderation, and account access checks.

Reference-image modes require valid image inputs and may not preserve every detail exactly.

Yes. Use the Create tab to try prompts, upload supported inputs, and adjust settings directly in the browser.

APIXO

Create with Seedream 4.5

Write a prompt, adjust the style, and generate your next image in one place.

Start creating View API docs

Seedream 4.5

Create with Seedream 4.5

Create image generation with Seedream 4.5

Start with an idea

Write an idea

Use an example

Adjust the look

Create

Keep results

Try again

Seedream 4.5 API Technical Specs

Seedream 4.5 Modes

Seedream 4.5 Output

Seedream 4.5 Controls

Seedream 4.5 Latency

Key Seedream 4.5 capabilities

Seedream 4.5 image generation

Seedream 4.5 reference editing

Seedream 4.5 creative iteration

What can you build with Seedream 4.5?

Seedream 4.5 marketing visuals

Seedream 4.5 design iteration

Seedream 4.5 content pipelines

Seedream 4.5 notes and questions

Can I try Seedream 4.5 in the browser?

Does Seedream 4.5 support async generation?

Where do the Seedream 4.5 parameters come from?

Can I replace the demo assets later?

Create with Seedream 4.5