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Image model comparison · 2 models · Updated Nov 2, 2026

FLUX 3 Image vs GPT Image 2.5 Flare

Newest: FLUX 3 Image · Self-hosting: No open weights · Most API hosts: GPT Image 2.5 Flare. Not enough arena votes yet for a quality score, so this is a spec comparison.

  1. Black Forest Labs

    FLUX 3 Image

    Released Oct 5, 2026

    • Text to image
    • Image editing
    • Arena—
    • From—
    • Max size—
    Full specs Remove FLUX 3 Image

  2. OpenAI

    GPT Image 2.5 Flare

    Released Sep 8, 2026

    • Text to image
    • Image editing
    • Arena1,482
    • From—
    • Max size—
    Full specs Remove GPT Image 2.5 Flare

  3. Add a model

    Make it a three-way comparison.

01 — At a glance

Where they differ

Quality is the arena score from blind, side-by-side human votes. Price, length and resolution come from each lab’s own listings.

  • NewestFLUX 3 ImageFLUX 3 Image Oct 5, 2026 · GPT Image 2.5 Flare Sep 8, 2026
  • Widest inputsSame inputsFLUX 3 Image: Text prompts, Reference images · GPT Image 2.5 Flare: Text prompts, Reference images
  • Image editingBoth edit imagesTakes a reference image as input: FLUX 3 Image yes · GPT Image 2.5 Flare yes
  • Self-hostingNo open weightsBoth are available only through APIs and apps
  • Most API hostsGPT Image 2.5 FlareFLUX 3 Image: 1 · GPT Image 2.5 Flare: 4
02 — Side by side

Every spec in one table

Dashes mean the data is not published.

FLUX 3 Image vs GPT Image 2.5 Flare specifications side by side
SpecificationFLUX 3 ImageBlack Forest LabsGPT Image 2.5 FlareOpenAI
Quality (blind human votes)
Text to image arenaElo-style score · higher is better—1,401 ±5#2 of 82 · 39,218 votes
Image editing arenaElo-style score · higher is better—1,482 ±5#2 of 61 · 87,941 votes
Price
How it is billed—Billed per token: $30 per million output image tokens.
Output
ProducesImagesImages
Images per request—Up to 10
Inputs
Text promptsYesYes
Reference images (editing)YesYes
Max reference images—16
Access
WeightsProprietaryProprietary
API hosts14 (best)
ReleasedOct 5, 2026Sep 8, 2026
03 — Questions

Which should you choose?

Which is better, FLUX 3 Image or GPT Image 2.5 Flare?

Neither model has enough arena votes for a reliable quality score yet, so this page compares specs only. Run the same three or four prompts through each and judge the results.

What is the difference between FLUX 3 Image and GPT Image 2.5 Flare?

FLUX 3 Image is an image model from Black Forest Labs (Oct 5, 2026), taking text prompts and reference images and producing images. GPT Image 2.5 Flare is an image model from OpenAI (Sep 8, 2026), taking text prompts and reference images and producing images.

Which is newer?

FLUX 3 Image Oct 5, 2026; GPT Image 2.5 Flare Sep 8, 2026.

Which can edit an existing image?

Takes a reference image as input: FLUX 3 Image yes; GPT Image 2.5 Flare yes.

Can I run any of these on my own hardware?

No open weights. Both are available only through APIs and apps.

04 — Keep comparing

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