Seedream 4.5 API
ByteDance Seedream 4.5 — new-generation image creation with superior aesthetics, text rendering, and up to 4K resolution. Integrate this model via REST with endpoint docs, parameters, and code examples.
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API Endpoint
/api/v1/models/seedream-4/runLLM.txt
For AI assistants
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/llm/seedream-4.txtOpenAPI Spec
Swagger compatible
Import into Postman, Swagger UI, or generate client SDKs in any language.
/api/openapiParameters
Input parameters accepted by this model
| Parameter | Type | Default |
|---|---|---|
promptrequired | string | - |
image_size | enum | auto_2K |
customWidth | integer | - |
customHeight | integer | - |
seed | integer | - |
num_images | integer | 1 |
Supported Aspect Ratios
Example Outputs
Real outputs generated by this model
A misty mountain valley at dawn, layered ridgelines, a winding river through pine forest, soft light
A cozy independent bookshop interior with warm lamplight and towering shelves, inviting reading nook
A delicate hummingbird hovering beside a trumpet flower, iridescent feathers, crisp macro photography
A playful golden retriever leaping into a lake to fetch a stick, water splashing, sunny summer day
A dramatic desert landscape with towering red rock arches under a star-filled night sky, long exposure
A charming Parisian cafe corner with a striped awning and flowers, cobblestone street, soft morning light
A vibrant coral reef alive with tropical fish and a sea turtle, crystal-clear water, sun rays underwater
A vintage typewriter on a desk beside a steaming coffee and an open notebook, warm cinematic lighting
A surreal floating island with waterfalls spilling into the clouds, fantasy landscape, golden light
A snow-dusted log cabin glowing warmly in a pine forest at twilight, smoke from the chimney, peaceful
A detailed steaming bowl of ramen with fresh herbs and a soft egg, overhead shot, appetizing food photography
A field of vibrant tulips stretching to a windmill on the horizon, bright blue sky, Dutch countryside
A retro 1960s diner at dusk, neon signs glowing, classic cars parked outside, nostalgic warm tones
A curious orange tabby kitten peeking out of a wicker basket, soft window light, adorable detail
A powerful waterfall cascading through a lush green canyon, mist catching rainbow light, wide landscape
A rustic loaf of crusty bread and a glass of red wine on a wooden table, candlelit, moody food photography
A whimsical hot air balloon shaped like a whale floating over rolling green hills, dreamy pastel sky
An elegant modern living room with floor-to-ceiling windows overlooking a misty forest, warm natural light
A close-up of a bee collecting pollen from a sunflower, wings mid-flutter, macro detail, soft bokeh
A lone red sailboat on a calm turquoise sea at golden hour, minimalist composition, gentle reflections
A vibrant street food market at night, glowing lanterns and sizzling woks, rich atmospheric color
A cozy attic art studio bathed in afternoon sun, canvases and brushes everywhere, warm dust motes in the light
A majestic snow leopard resting on a rocky Himalayan ledge, piercing eyes, crisp wildlife photography
A serene Japanese tea garden in spring, cherry blossoms drifting over a koi pond, soft morning light, highly detailed
wedding portrait, couple silhouette walking on a windswept beach at sunset, romantic editorial composition, golden hour color grade, fine art photography
streetwear lookbook photograph, model in oversized layered fits in front of a graffiti-covered wall, harsh midday sun, hard shadows, fashion editorial energy
neon-soaked alley in a near-future tokyo, rain-slicked pavement reflecting hot pink and cyan signage, atmospheric haze, blade runner aesthetic, photoreal
hero product photograph of a premium consumer electronics device, soft gradient backdrop, dramatic edge light, advertising-grade composition with clean negative space
epic mountain valley landscape, low clouds rolling through, dramatic shafts of golden light breaking through the peaks, ansel adams composition, fine art print quality
illustration page from a modern children’s storybook, friendly fox character in a magical forest clearing, warm earthy palette, hand-painted texture, beatrix potter meets pixar
wide-angle real estate interior photograph, mid-century modern living room, warm natural light through floor-to-ceiling windows, magazine quality
overhead food photography, restaurant-quality plating, warm tones, soft natural light from the side, dewy textures, depth of field
a thrilling action sequence of a woman trying to find her favorite candy. The candy wrapper is purple with a pixelated dragon and reads "Pixel Dojo". The woman says "Gotta have that pixel dojo candy. with over 60 ai tools, it's basically zero calories."
a thrilling action sequence of a woman trying to find her favorite candy. The candy wrapper is purple with a pixelated dragon and reads "Pixel Dojo". The woman says "Gotta have that pixel dojo candy. with over 60 ai tools, it's basically zero calories."
a thrilling action sequence of a woman trying to find her favorite candy. The candy wrapper is purple with a pixelated dragon and reads "Pixel Dojo". The woman says "Gotta have that pixel dojo candy. with over 60 ai tools, it's basically zero calories."
A dramatic low-angle photograph of a master martial artist mid-strike inside a sleek modern dojo, shattering a wooden board that explodes into thousands of glowing purple and pink pixel fragments that scatter through the air like embers. The dojo has polished concrete floors, floor-to-ceiling windows revealing a rain-soaked Tokyo cityscape at night, and minimal Japanese architectural details — clean wooden beams, a torii gate silhouette visible through the glass. The pixel fragments cast colored light across the fighter's face and the wet floor reflections. Shot on Sony A7R V, 35mm f/1.4, shallow depth of field, dramatic side lighting from a single overhead spotlight cutting through atmospheric haze, rain streaks visible on the windows. Hyperrealistic, editorial photography, 8K resolution
Code Examples
Copy and paste to get started
curl -X POST "https://pixeldojo.ai/api/v1/models/seedream-4/run" \
-H "Authorization: Bearer YOUR_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"prompt": "A beautiful mountain landscape at golden hour",
"aspect_ratio": "1:1"
}'Response Format
Submit Response (202 Accepted)
{
"jobId": "job_abc123...",
"status": "pending",
"statusUrl": "https://pixeldojo.ai/api/v1/jobs/job_abc123...",
"creditCost": 1,
"creditsRemaining": 95,
"expiresAt": "2025-01-23T12:00:00Z"
}Completed Response
{
"jobId": "job_abc123...",
"status": "completed",
"output": {
"images": [
"https://temp.pixeldojo.ai/pixeldojotemp/1705930123-456789.png"
]
},
"creditCost": 1,
"expiresAt": "2025-01-23T12:00:00Z"
}