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Black Forest Labs · General

FLUX General

Black Forest Labs FLUX provides transformer-based image generation and editing releases with materially different checkpoint sizes and commercial terms.

Current releases FLUX Browse engineering services
Technical deployment reference illustration for FLUX

General

flux-2-dev

Recent generation

FLUX.2-dev-NVFP4

Not published by manufacturer parameters · N/A / Not directly comparable context

flux-2-klein-9b

Recent generation

FLUX.2-klein-9b-nvfp4

Not published by manufacturer parameters · N/A / Not directly comparable context

FLUX.2-klein-9B

Not published by manufacturer parameters · N/A / Not directly comparable context

FLUX.2-klein-9b-fp8

Not published by manufacturer parameters · N/A / Not directly comparable context

flux-2-klein-4b

Recent generation

FLUX.2-klein-4b-nvfp4

Not published by manufacturer parameters · N/A / Not directly comparable context

FLUX.2-klein-4b-fp8

Not published by manufacturer parameters · N/A / Not directly comparable context

FLUX.2

Current generation

FLUX.2 Klein 9B

9.1B parameters · N/A / Not directly comparable context

FLUX.2-dev

32.0B parameters · N/A / Not directly comparable context

FLUX.2 Klein 4B

3.9B parameters · N/A / Not directly comparable context