---
title: "FLUX 3 Image"
description: "Black Forest Labs FLUX 3 Image — text to image from 512px up to 4K (about 16 MP), 14 aspect ratios. Priced per image by resolution: $0.041 (512/768 square), $0.048 (1K), $0.10 (2K), $0.61 (4K)."
updated: 2026-10-01
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# FLUX 3 Image

**Node type:** `generate:flux_3_image`  
**Category:** `generate`

## Description

Black Forest Labs FLUX 3 Image — text to image from 512px up to 4K (about 16 MP), 14 aspect ratios. Priced per image by resolution: $0.041 (512/768 square), $0.048 (1K), $0.10 (2K), $0.61 (4K).

## Pricing

- **Cost:** ~15 credits per images
- **Notes:** docs.bfl.ml pricing + fal.ai/models/blackforestlabs/flux-3/\*, checked 2026-10-01: per image by resolution. 512sq/768sq $0.041, 1k $0.048, 2k $0.10, 4k $0.607. This is fal post-promo (= BFL list); fal runs 50% off until 2026-10-08.

## Canvas ports

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

| ID       | Label      | Details                         |
| -------- | ---------- | ------------------------------- |
| `prompt` | **Prompt** | `TEXT` _(required)_ · multiline |

## Sidebar config

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

| ID                        | Label                | Details                                                     |
| ------------------------- | -------------------- | ----------------------------------------------------------- |
| `resolution`              | **Resolution**       | `TEXT` · options: `512sq`, `768sq`, `1k`, `2k`, `4k`        |
| `aspect_ratio`            | **Aspect Ratio**     | `TEXT` · options: `auto`, `21:9`, `2:1`, `16:9`, `3:2`, +10 |
| `enable_prompt_expansion` | **Prompt Expansion** | `BOOLEAN` — Expands the prompt while keeping its intent.    |
| `output_format`           | **Output Format**    | `TEXT` · options: `jpeg`, `png`                             |
| `safety_tolerance`        | **Safety Tolerance** | `NUMBER` · `0…4` — 0 is strictest, 4 is most permissive.    |

## Outputs

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

## Pricing

Per image, set by Resolution: 512 or 768 square $0.041, 1K (about 1 MP, the default) $0.048, 2K (about 4 MP) $0.10, 4K (about 16 MP) $0.61. 4K can take several minutes. One image per run. To change a result afterwards, wire it into FLUX 3 Image Edit.

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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.