Black Forest Labs · Text to image
FLUX 3 Image Klein — Free AI Image Generator
Describe a scene, choose its shape and resolution, then generate. Text prompts only; no reference uploads.
Sign up free — 100 credits ≈ 2 FLUX 3 Image Klein images at the lowest tier
About FLUX 3 Image Klein
Generate images from text with FLUX 3 Image Klein. Choose 1K or 2K and download PNG files. This mode does not accept reference images.
Example prompts
- Studio photograph of a cobalt-blue ceramic teapot on a brushed steel table, pale gray background, soft light from the left, the entire teapot visible. No text or logo.
- Portrait of a fictional adult botanist in a greenhouse, natural skin texture, olive work jacket, warm window light, leafy background softly out of focus.
- Editorial illustration of a tiny bookshop at dusk, warm light through the windows, two bicycles outside, flat ink shapes and a muted blue and orange palette. No text.
Pricing in credits
FLUX 3 Image Klein costs the following per image. New accounts get 100 free credits to start.
| Resolution | Credits / image |
|---|---|
| 1K | 40 |
| 2K | 80 |
Supported aspect ratios: 1:1, 16:9, 9:16, 3:2, 2:3, 4:3, 3:4.
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