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  1. Home/
  2. Compare/
  3. FLUX.3 Image vs GPT Image 2
Updated Oct 2026

FLUX.3 Image vs GPT Image 2

FLUX.3 Image is the newer model, released after GPT Image 2.

Hyperrealistic Portrait

One prompt, one photorealistic portrait. Skin, eyes, light.

Loading the build
FLUX.3 Image
Loading the build
GPT Image 2

Which answer wins?

Price and specs

FLUX.3 Image and GPT Image 2 compared across 19 shared prompts
SpecFLUX.3 ImageGPT Image 2
Free API (OpenRouter)No—
ReleasedOct 2026Apr 2026
Where to run it1 host
FLUX.3 Image1 host
HostInOutContextUptime
  • BBlack Forest Labs–not listed in·–not listed out·47k·99.5% up
GPT Image 2

No hosts listed on OpenRouter.

Per million tokens. Prices and uptime via OpenRouter, checked 10 Oct 2026.

Common questions

What is the difference between FLUX.3 Image and GPT Image 2?

FLUX.3 Image is developed by Black Forest Labs while GPT Image 2 is developed by OpenAI. You can compare their actual outputs across 19 challenges on Rival to see how they differ in practice.

Which is better, FLUX.3 Image or GPT Image 2?

It depends on your use case. FLUX.3 Image and GPT Image 2 each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 19 challenges so you can judge which fits your needs best.

How can I compare FLUX.3 Image and GPT Image 2 on Rival?

This page shows a side-by-side comparison of FLUX.3 Image and GPT Image 2 across shared challenges. You can vote on which model produced the better output in a blind duel. Browsing and voting are free. No account is needed to look; signing in only saves your votes and likes.

More comparisons

Against the newest arrivals

  • FLUX.3 Image vs Hy Image 3.5 PreviewLanded Oct 2026
  • GPT Image 2 vs Nano Banana 2.1Landed Oct 2026
  • FLUX.3 Image vs Recraft V4.1 FlashLanded Sep 2026
  • GPT Image 2 vs GPT Image 2.5 SunburstLanded Sep 2026
  • FLUX.3 Image vs GPT Image 2.5 FlareLanded Sep 2026
  • GPT Image 2 vs Nano Banana 2 LiteLanded Jun 2026
  • FLUX.3 Image vs Riverflow V2.5 FastLanded Jun 2026
  • GPT Image 2 vs Riverflow V2.5 ProLanded Jun 2026

Same lab, same size, long tail

  • FLUX.3 Image vs FLUX 2 MaxVersion compare
  • FLUX.3 Image vs FLUX Kontext MaxSame lab
  • GPT Image 2 vs GPT Image 2.5 FlareSame lab
  • GPT Image 2 vs GPT Image 1.5Same lab
  • FLUX.3 Image vs GPT Image 1.5 (Low)Same size
  • FLUX.3 Image vs GPT Image 1.5 (Medium)Same size
  • FLUX.3 Image vs GPT Image 2.5 SunburstSame size
  • FLUX.3 Image vs Grok Imagine ImageSame size

Model pages

  • FLUX.3 Image19 outputs, specs and price
  • GPT Image 219 outputs, specs and price
Workshop · 150 skills

Build your own version.

Editable skills and working examples for your agent.

Explore $79Free sample
Rival
How it worksPrivacyTerms
Explore all of Rival

Explore

  • Compare models
  • All models
  • Image comparison
  • Audio comparison
  • Image generation
  • Best AI for...
  • Arena
  • API pricing
  • Challenges

Discover

  • SubjectiveBench
  • Default Index
  • Research
  • Research downloads
  • Rival Kits
  • Find your AI taste
  • UI Glow-Up
  • VoiceLock
  • Cost Cutter
  • Agent skills
  • Benchmarks vs Vibes
  • Brief
  • Jailbreak
  • Model updates
  • Provider status
  • AI creators

Connect

  • Methodology
  • Advertise
  • Partnerships
  • Privacy policy
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