# Image-to-Image Models

Edit, transform, or derive new images from input images. Covers prompt-based editing, style transfer, inpainting, background removal/replacement, and image-to-image diffusion.

**21 models documented in this category.**

| Model | Slug | Creator | Summary |
|---|---|---|---|
| [FLUX.1 Kontext [pro]](../skills/fal-ai__flux-pro__kontext.md) | `fal-ai/flux-pro/kontext` | Black Forest Labs | A unified model for high-fidelity in-context image generation and editing that preserves character and style consistency. |
| [FLUX.1 [dev] Image-to-Image](../skills/fal-ai__flux__dev__image-to-image.md) | `fal-ai/flux/dev/image-to-image` | Black Forest Labs | A high-performance 12B parameter transformer model for professional-grade image-to-image transformations and style transfers. |
| [FLUX.1 [pro] Fill](../skills/fal-ai__flux-pro__v1__fill.md) | `fal-ai/flux-pro/v1/fill` | Black Forest Labs | Professional-grade inpainting and outpainting model for surgical image edits and scene expansion. |
| [FLUX.2 [dev] Edit](../skills/fal-ai__flux-2__edit.md) | `fal-ai/flux-2/edit` | Black Forest Labs | A 32B parameter image-to-image editor from Black Forest Labs supporting multi-reference editing and natural language control. |
| [FLUX.2 [pro] Edit](../skills/fal-ai__flux-2-pro__edit.md) | `fal-ai/flux-2-pro/edit` | Black Forest Labs | A state-of-the-art multi-reference image editor powered by a 24B parameter flow transformer, capable of precise object manipulation and colo |
| [FLUX.1 Kontext [max]](../skills/fal-ai__flux-pro__kontext__max.md) | `fal-ai/flux-pro/kontext/max` | Black Forest Labs (BFL) | A 12B parameter frontier image editing model by Black Forest Labs optimized for prompt adherence, typography, and visual consistency across  |
| [Bria Background Replace](../skills/fal-ai__bria__background__replace.md) | `fal-ai/bria/background/replace` | Bria AI | A commercially-safe generative background replacement model trained on 100% licensed data, capable of swapping backgrounds via text prompts  |
| [Bria RMBG 2.0](../skills/fal-ai__bria__background__remove.md) | `fal-ai/bria/background/remove` | Bria AI | Production-grade, commercially-safe background removal tool optimized for e-commerce and professional asset workflows. |
| [ByteDance Seedream v4.5 Edit](../skills/fal-ai__bytedance__seedream__v4.5__edit.md) | `fal-ai/bytedance/seedream/v4.5/edit` | ByteDance | A professional-grade image editing and creation model optimized for multi-image consistency and exceptional typography. |
| [Bytedance Seedream v4 Edit](../skills/fal-ai__bytedance__seedream__v4__edit.md) | `fal-ai/bytedance/seedream/v4/edit` | ByteDance (Seed Team) | A unified image creation and editing model by ByteDance featuring 4K resolution, multi-reference consistency, and 1.8-second 2K generation. |
| [Remove Background (Rembg)](../skills/fal-ai__imageutils__rembg.md) | `fal-ai/imageutils/rembg` | Daniel Gatis (Rembg) | A high-performance utility for removing image backgrounds using the Rembg library. |
| [Gemini 2.5 Flash Image Edit](../skills/fal-ai__gemini-25-flash-image__edit.md) | `fal-ai/gemini-25-flash-image/edit` | Google | A fast, natively multimodal image editing model capable of conversational refinement, object addition/removal, and high-quality text renderi |
| [Nano Banana [image-editing]](../skills/fal-ai__nano-banana__edit.md) | `fal-ai/nano-banana/edit` | Google (DeepMind) | Google's Gemini 2.5 Flash Image model for precise, mask-free semantic image editing using natural language. |
| [Google Nano Banana Pro [Edit]](../skills/fal-ai__nano-banana-pro__edit.md) | `fal-ai/nano-banana-pro/edit` | Google DeepMind | State-of-the-art reasoning-driven AI image editor built on Gemini 3 Pro, capable of physics-aware scene manipulation and high-fidelity text  |
| [Nano Banana 2 [Edit]](../skills/fal-ai__nano-banana-2__edit.md) | `fal-ai/nano-banana-2/edit` | Google DeepMind | Google's Gemini 3.1 Flash-powered image editor for high-speed, mask-free semantic transformations and multi-image compositing. |
| [GPT Image 1.5 Edit](../skills/fal-ai__gpt-image-1.5__edit.md) | `fal-ai/gpt-image-1.5/edit` | OpenAI | OpenAI's state-of-the-art natively multimodal model for precise, high-fidelity image editing and natural language modifications. |
| [Topaz Image Upscale](../skills/fal-ai__topaz__upscale__image.md) | `fal-ai/topaz/upscale/image` | Topaz Labs | Professional-grade AI image upscaling and enhancement with face restoration and generative detail recovery. |
| [Real-ESRGAN (Upscale Images)](../skills/fal-ai__esrgan.md) | `fal-ai/esrgan` | Xintao Wang (Tencent ARC Lab) | A practical and powerful image restoration model designed to upscale images by simulating complex real-world degradations. |
| [PuLID Flux (fal-ai/flux-pulid)](../skills/fal-ai__flux-pulid.md) | `fal-ai/flux-pulid` | Yanze Wu (PuLID) / Black Forest Labs (FLUX.1) GitHub | A tuning-free identity-preserving image generation model that applies a reference face to FLUX.1-dev outputs with high fidelity. |
| [BiRefNet v2](../skills/fal-ai__birefnet__v2.md) | `fal-ai/birefnet/v2` | Zheng Peng et al. (Nankai University) | A high-resolution background removal model using bilateral reference for pixel-perfect edge segmentation. |
| [Grok Imagine Image Edit](../skills/xai__grok-imagine-image__edit.md) | `xai/grok-imagine-image/edit` | xAI | A high-speed, precision image editing model by xAI that follows natural language instructions to modify existing images. |

## When to pick what

See each individual model's skill file for full prompting tips, parameter tuning, and alternatives.