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Black Forest Labsimage

Complete Guide to Using Flux 2 Pro

Black Forest Labs' photorealistic text-to-image model with natural lighting and precise composition.

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Overview

Flux 2 Pro is the flagship text-to-image model from Black Forest Labs, known for producing exceptionally photorealistic images with natural lighting, accurate shadows, and believable material textures. It is widely regarded as one of the best models for photorealistic content.

The model demonstrates strong understanding of physical space, perspective, and depth. Complex scenes with multiple subjects maintain correct proportions and spatial relationships. It handles natural environments, architectural scenes, and portrait compositions with consistent quality.

With 1K and 2K resolution options and a streamlined set of aspect ratio presets, Flux 2 Pro prioritizes quality over complexity. At 49 credits per generation, it offers premium photorealistic quality at a moderate price point.

Capabilities

  • Exceptional photorealistic image generation
  • Natural lighting and shadow accuracy
  • Strong spatial understanding and perspective rendering
  • Accurate material and texture reproduction
  • 1K and 2K resolution output options

Use Cases

1

Photorealistic product visualization and mockups

2

Architectural and interior design rendering

3

Natural landscape and environmental scenes

4

Portrait and fashion photography simulation

5

Realistic stock photography generation

Input Parameters

Prompt
textarearequired

Describe the scene as you would a photograph: subject, environment, lighting setup, and camera settings. Terms like 'natural window light', 'shallow depth of field', or 'golden hour' significantly improve photorealistic output.

Aspect Ratio
select

Choose based on composition needs. 1:1 for centered subjects, 16:9 for environmental scenes, 9:16 for portrait content, 4:3 and 3:4 for classic photographic ratios.

Options
1:1 Square16:9 Landscape9:16 Portrait4:33:43:22:3
Default: 1:1
Resolution
select

1K for iteration and web use. 2K for print and high-DPI displays.

Options
1K2K
Default: 1K
NSFW Filter
toggle

Enable NSFW content filtering.

Default: false

Tips & Best Practices

Use photography terminology
Less is more for realism
Pair with Flux 2 Pro I2I for refinement
Compare 1K vs 2K for your use case

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