# FLUX.1 dev requirements

Updated: 2026-06-15

12B DIT image model, released 2024-08.

- Peak VRAM: ~6.5 GB at Q4 GGUF (~33 GB all-resident)
- Offload floor: ~3 GB, much slower
- Resolution: 1024×1024
- Tools: ComfyUI, Draw Things, diffusers
- License: FLUX.1-dev Non-Commercial License (commercial use: no)
- Runs on 24 of 39 tracked devices

Sources: https://huggingface.co/black-forest-labs/FLUX.1-dev, https://huggingface.co/city96/FLUX.1-dev-gguf, https://huggingface.co/city96/FLUX.1-dev-gguf/discussions/9, https://huggingface.co/docs/diffusers/optimization/memory, https://huggingface.co/black-forest-labs/FLUX.1-dev/blob/main/LICENSE.md
More: https://localmodel.run/model/flux-1-dev