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OpenAI Image Big Closed weights

GPT Image 2.5 Sunburst

65 days since OpenAI announced it ·

GPT Image 2.5 Sunburst is a closed-weights image model from OpenAI, announced 8 Sep 2026. It costs $30 per 1M image output tokens ($5/1M text input, $8/1M image input).

Price
$30
per 1M image output tokens ($5/1M text input, $8/1M image input)
Parameters
—
not disclosed

Our coverage

1 story
  1. OpenAI ships ChatGPT Images 2.5

OpenAI · Big · GPT Image

closed weights

A new one every ~126 days — due in ~118d.

  1. GPT-Image-2.6 Sunburst +57d
  2. GPT Image 2.5 Sunburst +140d
  3. GPT Image 2 +126d
  4. GPT Image 1.5

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  4. GPT-6.1 Terra
  5. GPT-6.1 Sol
  6. GPT-6 Luna
  7. GPT-6 Sol
  8. GPT Image 2.5 Flare

Facts last updated , from OpenAI’s own pages.