Melies
Image Model Comparison

Grok Imagine vs Flux Kontext Max

xAI's versatile generator vs Flux's consistency king — which premium pick?

Grok Imagine from xAI and Flux Kontext Max from Black Forest Labs represent two different approaches to AI image generation. xAI's flagship image model with exceptional realism and artistic range. On the other side, top reference-guided model preserving characters and styles with maximum fidelity.

At 15 credits, Grok Imagine costs 10 credits less than Flux Kontext Max (25 credits). The question is whether the extra cost of Flux Kontext Max translates into meaningfully better results for your use case. For photorealism, artistic range, unusual aspect ratios, Grok Imagine is hard to beat at its price point. But if you need character sheets, consistent scenes, style preservation, Flux Kontext Max may justify the premium.

Updated March 2026

The Bottom Line

Grok Imagine (15 credits) offers better value for everyday use, especially for photorealism. Flux Kontext Max (25 credits) is worth the premium when you need character sheets. Both are available on Melies — try each with a test prompt to see which fits your style.

Grok Imagine vs Flux Kontext Max: Visual Output

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

xAIGrok Imagine
Black Forest LabsFlux Kontext Max

Grok Imagine vs Flux Kontext Max: How They Compare

xAIGrok Imagine
Black Forest LabsFlux Kontext Max
ProviderxAIBlack Forest Labs
ReleasedJul 2025May 2025
Cost
15
25
SpeedMediumSlower
Reference imagesUp to 3
Editing
WebP output

Grok Imagine vs Flux Kontext Max: Cost Comparison

Grok Imagine is 40% cheaper than Flux Kontext Max. Here's how credits add up at scale.

VolumeGrok ImagineFlux Kontext Max
10 images 150 250
50 images 750 1,250
100 images 1,500 2,500

Strengths & Weaknesses

xAI

Grok Imagine

Strengths
  • + More affordable (15 vs 25 credits)
  • + Photorealism
  • + Supports 3 reference images
  • + Built-in image editing
  • + WebP output for smaller file sizes
Weaknesses
  • - Higher price point relative to speed tier
Black Forest Labs

Flux Kontext Max

Strengths
  • + Character sheets
  • + Maximum reference fidelity
  • + Prompt enhancement option
  • + Safety tolerance 1–6
  • + Guidance scale control (1–20)
Weaknesses
  • - More expensive (25 vs 15 credits)
  • - Slower generation
  • - No built-in editing

Grok Imagine vs Flux Kontext Max: Which to Pick?

On a tight budget

At 15 credits per image, Grok Imagine gives you more generations for your plan. Good enough quality for most everyday use.

Grok Imagine

Maximum quality matters

Flux Kontext Max is worth the extra credits when the output needs to be perfect — portfolio pieces, client work, or final deliverables.

Flux Kontext Max

Character or style consistency

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

Grok Imagine

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

Grok Imagine vs Flux Kontext Max: FAQ

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Try Grok Imagine & Flux Kontext Max

Compare Grok Imagine, Flux Kontext Max, and 15+ AI image models side by side. Switch models with one click, same credits.

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