Seedream
Seedream is ByteDance's text-to-image model, built for high-resolution output, strong prompt adherence, and fine-grained typography — legible text inside the image, including Chinese characters. Seedream 4.0 adds native 4K resolution. Generate with every Seedream version right here on Civitai — no GPU, no install.
About Seedream
Seedream is ByteDance's text-to-image model, developed by the company's Seed research team. It is designed around high-resolution output, strong prompt adherence, and fine-grained typography — rendering legible text inside the image, including Chinese characters, rather than overlaying it. According to ByteDance's technical write-ups, Seedream 3.0 introduced native 2K output, and Seedream 4.0 raised that to native 4K resolution. It is a distinct model from Seedance, ByteDance's video generator.
The family has iterated quickly. Compared with Seedream 2.0, later releases roughly doubled the training data and improved image resolution, complex-attribute adherence, fine-grained text rendering, and overall aesthetics and fidelity. On Civitai you can run several generations — v3.0, v4.0, v4.5, and the v5.0 Lite and v5.0 Pro tiers — with v5.0 Pro as the current flagship. Because Seedream is API-only, there are no open weights to download and no LoRAs to stack; every version is hosted and ready to generate directly in the browser.
Choose Seedream when legible in-image text and typography, high-resolution output, or careful adherence to complex prompts matter — it is a strong fit for posters, signage, packaging, and text-heavy design work, and ByteDance publishes an official prompting guide for it. For the deepest library of community styles and characters via LoRAs, the SDXL-based Pony and Illustrious ecosystems still lead; Qwen-Image is the closest open-weight alternative for text-in-image work. As a premium hosted model, Seedream costs more Buzz per image than lighter open checkpoints — a fair trade when resolution and prompt precision are the priority.
How to prompt Seedream
- Write in natural language, not tag lists. Describe the subject, setting, lighting, and style in plain sentences — Seedream is built to follow detailed, descriptive prompts rather than comma-separated Danbooru tags.
- For text in the image, put the exact words in quotation marks. Fine-grained typography is a Seedream strength — it renders legible small text and long layouts, and handles Chinese characters as well as English.
- Ask for the resolution you want. Seedream supports high-resolution output (up to 4K from Seedream 4.0 on), so state the aspect ratio and a high-detail intent when you need crisp, print-scale results.
- Be explicit about complex attributes and composition. Later Seedream versions were tuned for complex-attribute adherence, so spell out counts, colors, spatial relationships, and per-object details rather than leaving them implied.
- Consult ByteDance's official Seedream prompting guide for model-specific structure, and skip SD-style weight syntax like (word:1.5) — describe emphasis in words instead.
AI models move fast — new versions ship often, and a model’s capabilities or Buzz cost can change. For the latest, check the model’s own page before you generate.
Featured Seedream models
Curated — the models worth generating with first.
Example generations
Curated, safe-for-work showcase — every image ships with its prompt and settings.
How to run Seedream
Seedream is a hosted API model — skip the setup and generate on Civitai.
⚡ Run on Civitai (Recommended)
The fastest way to start.
🔌 API-only model
Seedreamruns through its provider's API — there are no public weights to download and nothing to install.
Civitai handles the API access — you just prompt and generate.
Seedream vs other ecosystems
Backed by Civitai usage data.
| Feature | Seedream | Nano Banana | Imagen 4 | Qwen |
|---|---|---|---|---|
| Best for | Typography & high-res realism | Image editing & consistency | Photoreal & in-image text | Prompt accuracy & text |
| Prompt adherence | Excellent | Very good | Excellent | Excellent |
| Text in images | Strong (incl. Chinese) | Fair | Strong | Strong |
| Open weights | No (API) | No (API) | No (API) | Yes (Apache 2.0) |
| Custom LoRAs | None | None | None | Yes (on Civitai) |
| Available on Civitai | ✓ Yes | ✓ Yes | ✓ Yes | ✓ Yes |
Frequently asked questions
How much does it cost to generate with Seedream?
What is Seedream best at?
Is Seedream the same as Seedance?
Can I use LoRAs with Seedream?
Do I need a GPU to run Seedream?
Which Seedream version should I use?
Start generating with Seedream now
No installation. No GPU. Runs in your browser.