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Model register·black-forest-labs

black-forest-labs/FLUX.1-dev

black-forest-labs/FLUX.1-dev is a black-forest-labs record on this register. The Hugging Face model API lists the pipeline tag as text-to-image. The safetensors index gives an exact parameter count of 11,901,408,320. The listed licence is other. The Hub repository was created on 31 Jul 2024, which is the release date this register uses.

Primary source: the Hugging Face model card for black-forest-labs/FLUX.1-dev. Fields below come from that card, the Hub model API, and the repository’s own config.json when those files exist. A field we cannot source is omitted rather than guessed.

Organisationblack-forest-labs
ReleasedRepo creation date on Hugging Face31 Jul 2024
Last modified27 Jun 2025
ParametersExact, from the safetensors index11.9B 11,901,408,320
Licenceother
Pipeline / taskpipeline_tag on the Hugging Face model APItext-to-image
File formatssafetensors
DownloadsAt last check648.3k
Likes15.6k
GatedYes

No context length is shown because max_position_embeddings was not readable from config.json.

How to run

Safetensors weights are on the Hugging Face repository. The parameter count on this page came from that index.

Load it from huggingface.co/black-forest-labs/FLUX.1-dev. This page does not add install steps that the Hub files do not state.

Agent capabilities

This model publishes no chat template, so there is nothing to inspect. That is not evidence of missing support — many base models and some releases simply ship without one.

Questions this record can answer

When was FLUX.1-dev released?
The Hugging Face repository was created on 31 Jul 2024, which is the date this register uses.
How many parameters does FLUX.1-dev have?
The safetensors index gives 11,901,408,320 parameters, shown here as 11.9B. That figure is exact, not rounded.
What licence is FLUX.1-dev under?
The Hub card lists other.
Is FLUX.1-dev gated?
Yes. The Hugging Face model API marks this repository as gated.

Where each field came from

  • Hugging Face model API — releasedAt, lastModified, downloads, likes, task, license, gated, parameters. Checked 16 Oct 2026.

First recorded 24 Sept 2026, last checked 16 Oct 2026. This record is compiled automatically from the sources above. Where a field is blank, we could not source it and have not guessed. Canonical repository: huggingface.co/black-forest-labs/FLUX.1-dev.