FLUX.1 [dev]

Name: FLUX.1 [dev]
Author: Black Forest Labs

imageflux-1-dev-non-commercial

12B-parameter FLUX.1 [dev] model for text-to-image generation. Open weights for non-commercial use; also exposed via BFL API for hosted inference.

Capabilities

Show unsupported (15)

Infrastructure

Fine-tuning

Model IDflux-dev

Creatorblack-forest-labs

Licenseflux-1-dev-non-commercial

Statusactive

Typeimage

Input modalitiestext

Output modalitiesimage

Open weightYes

Parameters—

Architecture—

Max resolution—

Resolutions—

Aspect ratios—

Batch size—

Release date2024-08-01

Sourceofficial

/v1/flux-devPOST

https://api.bfl.ai/v1/flux-dev

$0.025/image via API (per docs); weights free for non-commercial use.

Model	Caps	Max resolution	Resolutions	Aspect ratios	Batch size
FLUX.1 [dev] (open weights)	F	—	—	—	—
FLUX.1 [schnell]	F	—	—	—	—
FLUX.1 [dev]	F	—	—	—	—

GET/v1/models/black-forest-labs/flux-dev

flux-dev

12B-parameter FLUX.1 [dev] model for text-to-image generation. Open weights for non-commercial use; also exposed via BFL API for hosted inference.

Changes · 1 entries

flux-devcreate3e56cf1Apr 26, 2026, 07:23 PM