by Black Forest Labs
FLUX Klein 9B generates images in under 1 second on capable hardware — the fastest Flux ever. Unified architecture handles text-to-image, single-reference editing, and multi-reference composition. Runs on RTX 3090 with 13GB VRAM.
Parameters
9B
Max Resolution
1024x1024
Quality
Fast
Provider
Black Forest Labs
Drop-in replacement for OpenAI API. Just change the base URL.
Only pay for actual GPU compute time. No idle costs.
99.9% uptime SLA, SOC 2 compliant, dedicated support.
Scales from zero to thousands of requests automatically.
See how much you'd save running FLUX Klein 9B on Fleek
| Model Name | FLUX Klein 9B |
| Parameters | 9B |
| Max Resolution | 1024x1024 |
| Quality Tier | Fast |
| Provider | Black Forest Labs |
| Release Date | Jan 15, 2026 |
| License | Non-Commercial |
| HuggingFace | https://huggingface.co/black-forest-labs/FLUX.2-klein-9B |
Join the waitlist for early access. Start free with $5 in credits.