Melies
Image Model Comparison

FLUX.2 [flex] vs Grok Imagine

Flux's text rendering specialist vs xAI's versatile generator — 6 vs 12 credits.

FLUX.2 [flex] from Black Forest Labs and Grok Imagine from xAI represent two different approaches to AI image generation. Specialized for typography and fine details in text-heavy compositions. On the other side, xAI's flagship image model with exceptional realism and artistic range.

Both models cost 15 credits per generation, so the decision comes down to capabilities rather than budget. FLUX.2 [flex] excels at text-heavy images, precise typography, detailed compositions, while Grok Imagine is better suited for photorealism, artistic range, unusual aspect ratios.

Updated March 2026

The Bottom Line

Both cost 15 credits, so pick based on your needs. Go with FLUX.2 [flex] for text-heavy images. Choose Grok Imagine if you need photorealism. Since they're the same price on Melies, try both and see which output style you prefer.

FLUX.2 [flex] vs Grok Imagine: Visual Output

Both generated with the same prompt and seed 42. Click to view full size.

Black Forest LabsFLUX.2 [flex]
xAIGrok Imagine

FLUX.2 [flex] vs Grok Imagine: How They Compare

Black Forest LabsFLUX.2 [flex]
xAIGrok Imagine
ProviderBlack Forest LabsxAI
ReleasedNov 2025Jul 2025
Cost
15
15
SpeedFastMedium
Reference imagesUp to 3
Editing
WebP output

FLUX.2 [flex] vs Grok Imagine: Cost Comparison

Both models cost the same. Here's how credits add up at scale.

VolumeFLUX.2 [flex]Grok Imagine
10 images 150 150
50 images 750 750
100 images 1,500 1,500

Strengths & Weaknesses

Black Forest Labs

FLUX.2 [flex]

Strengths
  • + Faster generation speed
  • + Text-heavy images
  • + More resolution options
  • + Typography specialization
  • + Inference steps control (2–50)
Weaknesses
  • - No built-in editing
  • - No reference image support
  • - No WebP output
xAI

Grok Imagine

Strengths
  • + Photorealism
  • + Supports 3 reference images
  • + Built-in image editing
  • + WebP output for smaller file sizes
  • + 13 aspect ratio options (most of any model)
Weaknesses
  • - Higher price point relative to speed tier

FLUX.2 [flex] vs Grok Imagine: Which to Pick?

On a tight budget

At 15 credits per image, FLUX.2 [flex] gives you more generations for your plan. Good enough quality for most everyday use.

FLUX.2 [flex]

Character or style consistency

Grok Imagine supports 3 reference images to keep subjects, styles, and characters consistent across generations.

Grok Imagine

Rapid iteration and testing

FLUX.2 [flex]'s fast generation means you can test more prompts in less time. Great for exploration.

FLUX.2 [flex]

Editing existing images

Grok Imagine's built-in editing lets you refine and modify images with prompt-driven changes instead of starting from scratch.

Grok Imagine

FLUX.2 [flex] vs Grok Imagine: FAQ

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Try FLUX.2 [flex] & Grok Imagine

Compare FLUX.2 [flex], Grok Imagine, and 15+ AI image models side by side. Switch models with one click, same credits.

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