FLUX.2 [klein] 9B

Image Black Forest Labs Partly verified Released Jan 15, 2026
  • In Input modalities: TextImage
  • Editing
  • Open weights

Prices

3 offerings · prices as listed
BFL API (opens in a new tab) Official Global · USD flux-2-klein-9b
Conditions/ megapixelMegapixel
InputOutput · FirstOutput · Each additional
Standard $0.002$0.015$0.002

Prices from BFL pricing (opens in a new tab) (checked Sep 26, 2026)

Standard: the price a request with no conditions pays (the headline price elsewhere on the site).

Details

Reference images
4
Model ID

Not stated on Black Forest Labs’s pages: output modalities, aspect ratios, context, max output, reasoning efforts, tool use, structured output, knowledge cutoff.

  • Parameters 9.1B
  • Dense
  • Native precision BF16
  • Max context not stated
My hardware GeForce RTX 4090 24 GB · 1008 GB/s · 64 GB DDR5 dual channel · 89.6 GB/s

Memory isn’t estimated for this type: it depends on resolution, length and pipeline. Its weights:

PrecisionWeights
BF16 (native)maker’s file16.9 GB
FP8maker’s file8.8 GB
NVFP4maker’s file5.4 GB

Estimates; facts from the maker’s Hugging Face repositories, as of 2026-11-11. How it’s estimated

Cited scores

From third-party leaderboards, not measured by us
  • LMArena Text-to-Image 1,070

    #30 of 38 listed models · CI 1,067–1,073 · 147,200 votes

  • LMArena Image Edit 1,225

    #26 of 34 listed models · CI 1,222–1,227 · 529,026 votes

  • LMArena (Arena), leaderboard-dataset on Hugging Face, licensed CC BY 4.0 · License · as of Nov 8, 2026
  • changes we made

No changes recorded yet.

Sources

Some values on this page are still waiting to be checked against official pages: a filled dot is verified, a hollow one is not yet (with or without a source on file). How we verify data

Black Forest Labs · Germany · bfl.ai

Snapshots, the same family and other models from this provider