flux-2-klein-4b
Black Forest Labs · open weights
$0.014 per 1024×1024 image, cheapest of 2 sellers (Black Forest Labs)
What was measured
| Board | Elo | Rank (UB) | Votes | Published |
|---|---|---|---|---|
| Text to image | 1030.0 ±3.3 | 64 | 144,483 | 2026-09-08 |
| Image edit | 1187.8 ±3.0 | 45 | 507,119 | 2026-09-08 |
What sellers charge
Spread across 2 distinct sellers: 1× between cheapest and dearest at the reference unit.
| Seller | As the seller states it | Conditions | Normalised per 1024×1024 image | Source |
|---|---|---|---|---|
| Black Forest Labs | 0.014 per_megapixel | megapixelIsUnit | $0.014 per megapixel, seller counts 1024x1024 as one | docs.bfl.ai read 2026-09-06 · verified |
| FLUX.2 table: "FLUX.2 [klein] 4B | from $0.014". The page's worked example: "a 2MP image with Klein 4B costs $0.014 + $0.001 = $0.015", so the second megapixel adds $0.001. | ||||
| DeepInfra | 0.014 per_image | resolution 1024x1024 | $0.014 as stated at 1024x1024 | api.deepinfra.com read 2026-09-19 · feed |
Provenance
- Quality: https://huggingface.co/datasets/lmarena-ai/leaderboard-dataset, licensed cc-by-4.0.
- Prices: https://docs.bfl.ai/quick_start/pricing, https://api.deepinfra.com/models/list
- Built 2026-09-19 from the catalogue snapshot in this repository.
Arena Leaderboard Dataset by Arena (lmarena-ai), https://huggingface.co/datasets/lmarena-ai/leaderboard-dataset, licensed under CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/). Filtered to the "overall" category; no scores were altered.