models/ByteDance/Seedream 5.0 Pro Text to Image
ByteDance

Seedream 5.0 Pro Text to Image

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ByteDance's Seedream 5.0 Pro is flagship text-to-image model, with deep-thinking prompt understanding, native text in 14 languages, and precise control over dense layouts and structured designs.

MODALITIES
image
PER IMAGE
$0.068

Seedream 5.0 Pro Text to Image (bytedance/seedream/v5/pro/text-to-image) is a image model from ByteDance. Pricing via AIgateway: $0.068 per image. Call it via https://api.aigateway.sh/v1/images/generations — set model="bytedance/seedream/v5/pro/text-to-image".

model · bytedance/seedream/v5/pro/text-to-image

Use this model

model: bytedance/seedream/v5/pro/text-to-image
curl https://api.aigateway.sh/v1/images/generations \
  -H "Authorization: Bearer $AIGATEWAY_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"model":"bytedance/seedream/v5/pro/text-to-image","prompt":"a serene cyberpunk city at dusk"}'
API schema

Call Seedream 5.0 Pro Text to Image from any OpenAI SDK

POST https://api.aigateway.sh/v1/images/generations·Content-Type: application/json·Auth: Bearer sk-aig-...

Request body

json
{
  "model": "bytedance/seedream/v5/pro/text-to-image",
  "prompt": "A cyberpunk cat at sunset, cinematic lighting",
  "n": 1,
  "size": "1024x1024",
  "response_format": "url"   // or "b64_json"
}

Response

json
{
  "created": 1776947082,
  "data": [
    { "url": "https://media.aigateway.sh/img/abc123.png" }
    // or { "b64_json": "iVBORw0KGgoAAAANSUhEU..." }
  ]
}

Quickstart

from openai import OpenAI
client = OpenAI(base_url="https://api.aigateway.sh/v1", api_key="sk-aig-...")

r = client.images.generate(
    model="bytedance/seedream/v5/pro/text-to-image",
    prompt="a cyberpunk cat at sunset",
    size="1024x1024",
)
print(r.data[0].url)

Errors

401authentication_errorInvalid or missing API key
402insufficient_creditsWallet empty (PAYG only)
404not_foundUnknown model or endpoint
429rate_limit_errorOver per-minute limit — see Retry-After header
500server_errorUpstream provider failed (retryable)
503service_unavailableUpstream saturated (retryable)
Full docs →API reference →OpenAPI spec →llms.txt →

Frequently asked questions

What is Seedream 5.0 Pro Text to Image?
ByteDance's Seedream 5.0 Pro is flagship text-to-image model, with deep-thinking prompt understanding, native text in 14 languages, and precise control over dense layouts and structured designs. It is a image model from ByteDance, accessible via AIgateway's OpenAI-compatible API at slug bytedance/seedream/v5/pro/text-to-image.
How much does Seedream 5.0 Pro Text to Image cost via AIgateway?
$0.0675 per image, billed pass-through.
How do I call Seedream 5.0 Pro Text to Image from my code?
Point the OpenAI SDK at https://api.aigateway.sh/v1 with your AIgateway key and set model to "bytedance/seedream/v5/pro/text-to-image". The request and response shapes match OpenAI exactly.
Does Seedream 5.0 Pro Text to Image support streaming, tool calling, vision, and JSON mode?
Streaming — no. Tool calling — no. Vision — no. JSON mode — no. Prompt caching — no.
Can I bring my own ByteDance API key (BYOK)?
Yes. Attach a ByteDance key in your AIgateway dashboard and this model flips to pass-through — you pay ByteDance directly and AIgateway adds no platform fee on those calls.