Models/Seedream 4.5
AI Image Model · ByteDance

Seedream 4.5

ByteDance's Seedream 4.5 image model, via one REST API.

Try Seedream 4.5API Docs

TL;DR

Seedream 4.5 is ByteDance's flagship text-to-image model, with exceptional photorealism up to 2K. Renderful serves it (generation and editing) via one REST API, billed per image, no ByteDance account required.

What is Seedream 4.5?

Seedream 4.5 is ByteDance's flagship text-to-image model, delivering exceptional photorealism, aesthetic quality, and prompt adherence at up to 2K resolution. It also supports precise, sequential image editing.

Renderful provides Seedream 4.5 through a single REST API for generation and editing, billed per image, with no separate ByteDance account.

What you can do with Seedream 4.5

Photorealism

High aesthetic quality and fine detail up to 2K resolution.

Sequential Editing

Chain precise edits while keeping the scene consistent.

Prompt Adherence

Reliable on complex, detailed prompts.

One API

Swap between Seedream, Flux, Qwen, and Nano Banana freely.

Seedream 4.5 API pricing

Renderful offers pay-per-generation pricing for Seedream 4.5 with no monthly minimums. Rates below are live from the Seedream 4.5 models available on Renderful:

ModeModelStarting price
Text-to-ImageSeedream 4.5$0.04/image
Image-to-Image (Edit)Seedream 4.5$0.04/image

See the full pricing page for volume discounts and the free tier.

How to use the Seedream 4.5 API

Send a single POST request to generate with Seedream 4.5, then receive the result via webhook or by polling. No ByteDance account required — just a Renderful API key.

POST/api/v1/generations
curl -X POST https://api.renderful.ai/api/v1/generations \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "bytedance/seedream-4.5",
    "input": { "prompt": "your prompt here" },
    "webhook": "https://your-app.com/webhook"
  }'

Seedream 4.5 FAQ

Does Seedream 4.5 have an API?
Renderful provides REST API access to Seedream 4.5 for text-to-image and image editing, billed per image, with no separate ByteDance account.
How much does the Seedream 4.5 API cost?
Renderful bills Seedream 4.5 per image with no subscription. See the live pricing table below for the current rate.
What resolution does Seedream 4.5 support?
Seedream 4.5 generates high-aesthetic images up to roughly 2K resolution with excellent detail and prompt adherence.
Can Seedream 4.5 edit images?
Yes. Seedream 4.5 supports image-to-image and sequential editing, applying precise changes while keeping the scene consistent.

Start using Seedream 4.5 today

Create your Renderful account and get instant API access to Seedream 4.5 and 200+ other AI video and image models.

Get API KeyBrowse all models