> ## Documentation Index
> Fetch the complete documentation index at: https://docs.siray.ai/llms.txt
> Use this file to discover all available pages before exploring further.

# Seedream 4.0 i2i

> ByteDance Seedream 4.0 I2I model. Next-gen Image-to-Image AI with enhanced control and fidelity for professional-grade composition and editing.

### Model Use Cases

Seedream 4.0, from the ByteDance Seed Team, is a new-generation image model unifying generation and editing. Delivers precise, text-driven edits up to 4K resolution on existing images.

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### Key Features

* **Natural Language Editing:** Edit images (swap outfits, change backgrounds) with simple text instructions.
* **4K Resolution Support:** Generates and edits images at ultra-high definition for print-ready quality.
* **Multi-Reference Input:** Uses multiple reference images to guide style or character consistency in the final edit.
* **High Feature Retention:** Preserves original subject details, lighting, and composition during complex edits.

<Card title="Get Started with the API" icon="sparkles" href="https://docs.siray.ai/api-reference/model-api/seedream-4.0-i2i" />