---
title: "BiRefNet Background Removal"
description: "Remove an image background with BiRefNet v2 — SOTA edges (hair/fur). Transparent PNG out."
updated: 2026-09-10
---

# BiRefNet Background Removal

**Node type:** `process:birefnet_background_remove`  
**Category:** `process`

## Description

Remove an image background with BiRefNet v2 — SOTA edges (hair/fur). Transparent PNG out.

## Pricing

- **Cost:** ~7 credits per generation

## Canvas ports

These appear as port handles on the left side of the node.

| ID          | Label         | Details              |
| ----------- | ------------- | -------------------- |
| `image_url` | **Image Url** | `IMAGE` _(required)_ |

## Sidebar config

These render as form fields in the right-side config panel when the node is selected.

| ID                     | Label                    | Details                                                                                                             |
| ---------------------- | ------------------------ | ------------------------------------------------------------------------------------------------------------------- |
| `model`                | **Model**                | `TEXT` · options: `General Use (Light)`, `General Use (Light 2K)`, `General Use (Heavy)`, `Matting`, `Portrait`, +1 |
| `output_format`        | **Output Format**        | `TEXT` · options: `png`, `webp`, `gif`                                                                              |
| `operating_resolution` | **Operating Resolution** | `TEXT` · options: `1024x1024`, `2048x2048`, `2304x2304`                                                             |
| `refine_foreground`    | **Refine Foreground**    | `BOOLEAN`                                                                                                           |
| `output_mask`          | **Also Output Mask**     | `BOOLEAN`                                                                                                           |

## Outputs

| ID       | Label                | Type    |
| -------- | -------------------- | ------- |
| `images` | **Generated Images** | `IMAGE` |
| `mask`   | **Mask**             | `IMAGE` |

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_Auto-generated from the Wireflow node registry._

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Documentation index: fetch https://www.wireflow.ai/llms.txt for the full list of Wireflow docs.