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Image modelDeprecated

GPT Image 1.5

OpenAI

Released
December 2025
Data date
August 15, 2026
Successor
GPT Image 2
Access
Generator
Benchmark configuration
Price
Per image

GPT Image 1.5 was OpenAI’s separate December 2025 API checkpoint with output up to 1,536 × 1,024 pixels and a High configuration. Its generator profile remains distinct from GPT Image 2.

OpenAI has marked the model as deprecated and scheduled its API shutdown for December 1, 2026. The current deprecations documentation names GPT Image 2.5 Sunburst or GPT Image 2.5 Flare as migration targets.

Position
Rank 19 of 30
Index score
48.3 / 100
1.Krea 2 Large75.6 / 100
2.GPT Image 274.2 / 100
5.Luma Uni-1.1 Max63.8 / 100
6.MAI-Image-2.561.8 / 100
8.Reve 2.160.1 / 100
9.Seedream 5.0 Pro57.2 / 100
11.GPT Image 2.5 Flare56.3 / 100
13.FLUX.2 Max55.8 / 100
14.Nano Banana Pro53.8 / 100
15.Nano Banana 2 Lite53.2 / 100
17.Nano Banana 251.1 / 100
18.FLUX.2 Flex49.4 / 100
19.GPT Image 1.548.3 / 100
20.Qwen Image 2.0 Pro47.7 / 100
21.FLUX.2 Pro46 / 100
23.Ideogram 4.045.4 / 100
25.Seedream 4.037.7 / 100
27.Midjourney V8.128.5 / 100
28.FLUX.2 Klein 9B24.4 / 100
29.HiDream-O1-Image19.3 / 100
Methodology and source

This position gives equal weight to 4 fixed Gradually image tests. One archived first output contributes for each model and task.