FLUX.2 Klein 9B FP8
FLUX.2 Klein is an image generation family with 4B and 9B variants. The catalog includes a 9B FP8 configuration. Compare GPU requirements and the variant-specific license; generation time depends on the workflow and hardware.
- GPU tier
- GPU Efficient (L4)
- Estimated customer rate
- $0.66/hr
- VRAM
- 24GB
- Template
- comfyui-flux2
FLUX.2 Klein 4B
FLUX.2 Klein is an image generation family with 4B and 9B variants. The catalog includes a 9B FP8 configuration. Compare GPU requirements and the variant-specific license; generation time depends on the workflow and hardware.
- GPU tier
- GPU Efficient (L4)
- Estimated customer rate
- $0.66/hr
- VRAM
- 24GB
- Template
- comfyui-flux2
Deployment facts
| Factor | FLUX.2 Klein 9B FP8 | FLUX.2 Klein 4B |
|---|---|---|
| Model family | flux2-klein | flux2-klein |
| Variant | 9B FP8 (Recommended) | 4B (Apache 2.0) |
| Type | image | image |
| Deployment template | comfyui-flux2 | comfyui-flux2 |
| GPU tier | GPU Efficient (L4) | GPU Efficient (L4) |
| GPU | NVIDIA L4 | NVIDIA L4 |
| VRAM | 24GB | 24GB |
| vCPU / RAM / disk | 12 vCPU / 50GB RAM / 200GB disk | 12 vCPU / 50GB RAM / 200GB disk |
| Estimated customer rate | $0.66/hr | $0.66/hr |
| Estimated 730-hour month | $484/mo | $484/mo |
| Paid launch | Available; review setup before launch | Available; review setup before launch |
Estimates use the same rate as the model catalog, including configured disk and the ModelPilot service fee. GPU time is billed during startup and while allocated. Configuration changes and retained storage can affect your total; review the launch details before paying.
Cost scenarios
| Usage level | Hours/mo | FLUX.2 Klein 9B FP8 | FLUX.2 Klein 4B |
|---|---|---|---|
| Prototype | 40 | $26.52 | $26.52 |
| Part-time app | 160 | $106 | $106 |
| Always-on | 730 | $484 | $484 |
What this comparison covers
- FLUX.2 Klein 9B FP8: 24GB GPU memory, estimated $0.66/hr including configured disk and the service fee.
- FLUX.2 Klein 4B: 24GB GPU memory, estimated $0.66/hr including configured disk and the service fee.
- Review each template’s required input files, model downloads and manual setup steps before launching.
- Dedicated GPU time is billed during startup and while allocated. Retained storage can remain billable after stopping.
- These are deployment comparisons, not output-quality benchmarks. Test representative inputs and review the results for your project.
Configuration differences
| Factor | FLUX.2 Klein 9B FP8 | FLUX.2 Klein 4B | Lower cost or requirement |
|---|---|---|---|
| Lower estimated customer rate | $0.66/hr | $0.66/hr | Tie |
| Lower VRAM requirement | 24GB | 24GB | Tie |
| Cheaper always-on deployment | $484/mo | $484/mo | Tie |
FAQ
Which is cheaper to run, FLUX.2 Klein 9B FP8 or FLUX.2 Klein 4B?
Both use the same estimated customer rate of $0.66/hr, including configured disk and the ModelPilot service fee.
Which uses less VRAM, FLUX.2 Klein 9B FP8 or FLUX.2 Klein 4B?
FLUX.2 Klein 9B FP8 maps to the lower VRAM tier at 24GB in the current deployment recommendation.
Can both models run through ModelPilot?
Both have a deployment option in the catalog. Review each model's setup requirements, available GPU and estimated rate before launching. Output quality depends on the model, input and workflow.