Image model

Seedream 5.5

Name: Seedream 5.5
Brand: ByteDance Seed
SKU: bytedance-seed/seedream-5-5

bytedance-seed/seedream-5-5

bytedance-seed/seedream-5-5 is an image generation model from ByteDance Seed you can call on the OceanToken API; it supports image input.

At a glance

Model ID	`bytedance-seed/seedream-5-5`
Type	Image
Publisher	ByteDance Seed
Price	On oceantoken.ai
Endpoint	`/v1/images/generations, /v1/images/edits`
API shape	OpenAI-compatible
In the catalog since	2026-11-12

API

POST /v1/images/generations (also /v1/images/edits). Base URL https://api.oceantoken.ai, your OceanToken key as the bearer token. The OpenAI SDKs work unchanged; see the Quickstart.

Download this spec (JSON) · llms.txt for AI assistants

Basic

curl
Python
JavaScript

curl https://api.oceantoken.ai/v1/images/generations \
  -H "Authorization: Bearer $OCEANTOKEN_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
  "model": "bytedance-seed/seedream-5-5",
  "prompt": "A lighthouse at dawn, watercolor",
  "size": "1:1"
}'

import os
from openai import OpenAI

client = OpenAI(base_url="https://api.oceantoken.ai/v1", api_key=os.environ["OCEANTOKEN_API_KEY"])
result = client.images.generate(
    model="bytedance-seed/seedream-5-5",
    prompt="A lighthouse at dawn, watercolor",
    size="1:1",
)
print(result.data[0].url)  # download within 24 hours

import OpenAI from 'openai';

const client = new OpenAI({baseURL: 'https://api.oceantoken.ai/v1', apiKey: process.env.OCEANTOKEN_API_KEY});
const result = await client.images.generate({
  "model": "bytedance-seed/seedream-5-5",
  "prompt": "A lighthouse at dawn, watercolor",
  "size": "1:1"
});
console.log(result.data[0].url); // download within 24 hours

Request parameters

Only what this model takes. Anything else in the request is left out before it reaches the model.

Parameter	Type	Description
`model` required	string	This model's ID.
`prompt` required	string	What to draw.
`size`	string 1:1, 1:2, 2:1, 2:3, 3:2, 3:4, 4:3, 4:5, 5:4, 9:16, 16:9, 9:19.5, 19.5:9, 9:20, 20:9, 9:21, 21:9	Aspect ratio. Width x height such as `1024x1024` is accepted too and mapped to its ratio.
`quality`	string 1K, 1.5K, 2K	Resolution tier; `low`, `medium` and `high` are accepted as 1K, 2K and 4K.
`images`	array up to 10 items	Up to 10 reference images to start from or draw on, each a public https:// URL or a data URL. The request is then an edit.

Response

Field	Type	Description
`created`	integer	Unix time.
`data[].url`	string	The image. Download it within 24 hours.

Example response

{
  "created": 1792000000,
  "data": [
    {
      "url": "https://..."
    }
  ]
}

More examples and how errors and billing work: Images.

Compared with similar models

Image models on OceanToken in the same price range as bytedance-seed/seedream-5-5. Compare their prices on oceantoken.ai.

Model	Publisher	Context
Seedream 5.5 `bytedance-seed/seedream-5-5`	ByteDance Seed	—
Recraft V4 Styles `recraft/recraft-v4-styles`	Recraft	—
Recraft V4.1 `recraft/recraft-v4.1`	Recraft	—
Recraft V4.1 Utility `recraft/recraft-v4.1-utility`	Recraft	—

Use it

Create an account Price on oceantoken.ai

The facts on this page were read from the live OceanToken catalog on 2026-11-14 (UTC), when the documentation was built. Prices are published on oceantoken.ai.