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Explore different use cases and parameter configurations
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| Rule & Modality | Channel | Credits | Price (USD) | Official / Reference Price | Daily Savings |
|---|---|---|---|---|---|
seedream-5-lite imageseedream | Starter | 0.66per run | $0.003 | - | - |
Complete guide to using seedream 5 lite image
The image model that thinks before it draws—powered by real-time web search, deep logical reasoning, and precise visual control.
Available through APIPASS, Seedream 5.0 Lite is ByteDance's unified multimodal image generation model designed for deep understanding, multimodal reasoning, and highly controllable visual creation. It revolutionizes AI generation by combining live online search capabilities with intelligent multi-step logical reasoning, allowing the model to produce visuals that are factually correct, logically sound, and perfectly aligned with user intent. Supporting both text-to-image and complex image-to-image editing workflows, the API delivers production-grade visuals at 2K resolution natively, with AI upscaling available for stunning 4K outputs.
Seedream 5.0 Lite is documented here as a text-to-image model. Every request requires a prompt, and the adapter rejects empty prompt payloads before the upstream call is made.
The model supports 1:1, 4:3, 3:4, 16:9, 9:16, 2:3, 3:2, and 21:9. The adapter also accepts aspectRatio and normalizes unsupported values back to 1:1.
Choose basic or high quality. The adapter lowercases incoming values and falls back to basic when the request contains an unsupported value.
Whenever a prompt includes time-sensitive topics or current trends, the API automatically searches the web to pull live context. This ensures your generated images are grounded in the latest events and up-to-date information rather than relying solely on old training data.
Seedream 5.0 Lite goes beyond basic pattern matching. It uses actual multi-step logic to understand spatial rules, physics, and complex multi-subject relationships, generating highly accurate images that follow real-world structures with significantly fewer hallucinations.
Leveraging its expanded world knowledge system, the API can seamlessly transform abstract concepts and complex data into clear, readable diagrams, educational visuals, and structured presentation graphics.
The API processes both text and image inputs, allowing you to combine detailed text instructions with up to 14 reference images. It supports example-based editing (learning from "before-and-after" pairs) and targeted, intelligent edits that preserve non-edited areas and maintain perfect lighting and shadow consistency.
Achieve exact artistic control by using reference images. The API deeply understands artistic tones, lighting, and visual moods, allowing you to apply consistent styles across your creative workflows without needing to engineer overly complex technical prompts.
Generate incredibly sharp, high-quality images natively at 2K resolution. For large displays, print materials, or professional marketing campaigns, you can utilize the built-in AI enhancement feature to upscale your visuals to stunning 4K resolution.
The integration follows the standard ApiPass asynchronous jobs flow used by Kie-backed image models.
Choose seedream/seedream-5-lite-image as the model and prepare the input object with prompt, aspect_ratio, quality, and optional nsfw_checker.
Send the payload to the ApiPass /api/v1/jobs/createTask endpoint. The adapter forwards the request to the Kie.ai jobs createTask API after normalizing Seedream-specific values.
Track task progress through /api/v1/jobs/recordInfo or configure callBackUrl for asynchronous completion notifications.
After the task succeeds, read resultUrls from the task result object. ApiPass returns the normalized output URLs in the same response pattern used by other async image models.
These suggestions line up with the adapter guardrails and the upstream request schema.
For product hero images, landing page banners, or editorial visuals, mention the intended composition and use case directly in the prompt so the model can allocate space and emphasis more predictably.
The framing target changes significantly between 1:1, 16:9, and 21:9. Decide the canvas ratio first so your prompt can describe foreground, background, and whitespace appropriately.
High quality is useful when you need sharper marketing or hero visuals, but basic is often the better default for faster iteration. The adapter will pass both modes through as long as the value is valid.
Generate wide promotional imagery for product pages by combining layout intent, design vocabulary, and a 16:9 or 21:9 aspect ratio.
Use concise prompts plus multiple aspect ratio experiments to explore product positioning, interior concepts, campaign art direction, or visual storytelling angles.
Generate square, portrait, or story-friendly variants by changing aspect_ratio while keeping the same core prompt, then compare which framing works best for each channel.
The document uses seedream/seedream-5-lite-image as the public ApiPass model name because that is the value currently wired into SUPPORT_MODEL and expected by the Kie adapter branch.
The readme and API sections describe the same value normalization implemented in the adapter: invalid aspect_ratio becomes 1:1, invalid quality becomes basic, and nsfwChecker is accepted as an alias.
The create-task API section documents the public ApiPass envelope of model plus optional callBackUrl and input, which is exactly the shape the Kie adapter receives before forwarding the upstream request.
All APIs require authentication via Bearer Token.
Authorization: Bearer
Create a new Seedream 5.0 Lite text-to-image task through the ApiPass unified jobs API
ApiPass keeps the public request envelope stable across asynchronous Kie-backed models. Seedream-specific parameters are passed inside the input object.
1{
2 "model": "seedream/seedream-5-lite-image",
3 "callBackUrl": "string (optional)",
4 "input": {
5 "prompt": "string",
6 "aspect_ratio": "1:1 | 4:3 | 3:4 | 16:9 | 9:16 | 2:3 | 3:2 | 21:9",
7 "quality": "basic | high",
8 "nsfw_checker": false
9 },
10 "channel": "auto"
11}modelRequiredstringThe public ApiPass model name for Seedream 5.0 Lite image generation.
"seedream/seedream-5-lite-image"
callBackUrlOptionalstringOptional callback URL for task completion notifications.
"https://your-domain.com/api/callback"
channelOptionalstringYou may specify the corresponding provider within APIPASS via the channel parameter; these providers handle the actual image and video generation tasks. APIPASS currently offers three provider options:
The default value for the channel parameter is auto. When enabled, APIPASS automatically allocates tasks across available providers based on real-time pricing and stability metrics to balance minimal cost and reliable performance. Retain the default auto value unless you have custom routing requirements.
Available options:
auto
The input object contains the Seedream 5.0 Lite parameters accepted by ApiPass. The adapter validates prompt and normalizes supported aliases before forwarding the task upstream.
input.promptRequiredstringPrompt describing the image you want to generate.
"A premium cafe design SaaS hero image with architectural layout overlays and warm modern interiors."
input.aspect_ratioOptionalstringRequested image aspect ratio. The adapter also accepts aspectRatio and normalizes unsupported values to 1:1.
Available options:
"16:9"
input.qualityOptionalstringGeneration quality. The adapter lowercases incoming values and normalizes unsupported values to basic.
Available options:
"basic"
input.nsfw_checkerOptionalbooleanWhether to enable the upstream NSFW checker. The adapter also accepts the alias nsfwChecker.
false
1curl -X POST "https://api.apipass.dev/api/v1/jobs/createTask" \
2 -H "Content-Type: application/json" \
3 -H "Authorization: Bearer YOUR_API_KEY" \
4 -d '{
5 "model": "seedream/seedream-5-lite-image",
6 "callBackUrl": "https://your-domain.com/api/callback",
7 "input": {
8 "prompt": "A full-process cafe design tool for entrepreneurs and designers. It covers core needs including store layout, functional zoning, decoration style, equipment selection, and customer group adaptation, supporting integrated planning of commercial attributes plus aesthetic design. Suitable as a promotional image for a cafe design SaaS product, with a 16:9 aspect ratio.",
9 "aspect_ratio": "16:9",
10 "quality": "basic",
11 "nsfw_checker": false
12 }
13 }'1{
2 "code": 200,
3 "message": "success",
4 "data": {
5 "taskId": "task_seedream_1765166238716"
6 }
7}codeStatus code. 200 indicates the task was created successfully.
messageResponse message returned by ApiPass.
data.taskIdTask identifier used for later status checks.
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