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Black Forest Labs

FLUX.3 Klein

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Description

Black Forest Labs FLUX.3 Klein image edit on fal (blackforestlabs/flux-3/klein/edit-image), released 2026-10-15.

FLUX. High-quality image generation from Black Forest Labs

Tags

fluxflux-3kleinimageeditbfl

Capabilities

Vendor
Black Forest Labs
Family
FLUX
Type
Image
Model ID
Tasks
Varies by task
Seed
Can be set.
Safety checker
Switch.

Inputs

Prompt
Varies by task
Image
Required
Max images
10
Reference images
Up to 10 reference images.
Reference names
Prompts name references in words, not with @ tokens.

Outputs

Output size
square_hd, square, portrait_4_3, portrait_16_9, landscape_4_3, landscape_16_9
Image count
Up to 4.
Catalog description

Planned per-image prices, the same as text-to-image: 768×768 $0.008, 1K $0.009, 1.5K $0.011, 2K $0.014, 4K $0.036.

Compare prices on modelpricetrack.com

Where to run it

Tasks and limits are per catalog row. A provider may offer only some of them.

fal.aiAPI

Image editing

Prompt
Optional
Tasks
Image to image

Image

Prompt
Required
Tasks
Text to image

Prices

Only sentences in the catalog that state an amount and a unit.

  • Planned per-image prices, the same as text-to-image: 768×768 $0.008, 1K $0.009, 1.5K $0.011, 2K $0.014, 4K $0.036.

    Source: @diune-sas/ai-providers catalog description · fal.ai

  • Planned per-image prices, the same for generation and editing: 768×768 $0.008, 1K $0.009, 1.5K $0.011, 2K $0.014, 4K $0.036.

    Source: @diune-sas/ai-providers catalog description · fal.ai