FLUX 1.1 [pro] Ultra
FLUX.1 Fill [dev]
Decision Recommendation
🎨 Editorial Verdict: Both FLUX 1.1 [pro] Ultra and FLUX.1 Fill [dev] represent highly competitive options. If prompt adherence or specific styles are key, check the strengths table below: FLUX 1.1 [pro] Ultra excels at Realism, High Resolution, while FLUX.1 Fill [dev] offers strengths in Inpainting, Outpainting.
FLUX 1.1 [pro] Ultra
Pricing & Speed
Model Strengths
FLUX.1 Fill [dev]
Pricing & Speed
Model Strengths
Frequently Asked Questions
FLUX.1 Fill [dev] is cheaper as it is open source and can be self-hosted, whereas FLUX 1.1 [pro] Ultra costs $0.0600 per image generation.
FLUX 1.1 [pro] Ultra is faster, operating in the fast speed tier compared to FLUX.1 Fill [dev] which is in the standard speed tier.
Both models share key strengths in: prompt adherence. FLUX 1.1 [pro] Ultra specializes in: realism, high resolution, prompt adherence. FLUX.1 Fill [dev] specializes in: inpainting, outpainting, object removal, prompt adherence.
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