ImageBench V1 —

192 evaluations across 6 categories

Benchmark V1 verdicts are produced by VLM judges and can contain mistakes. Treat PASS/FAIL labels as machine-assisted assessments, and inspect the images yourself. Learn more about the methodology.

Generation Details

Source-backed model context, size, cost, and request settings for this ImageBench V1 run.

openai/gpt-image-2.5-sunburst

API

GPT Image 2.5 Sunburst is one of two API variants OpenAI released alongside ChatGPT Images 2.5 (September 2026), built for workflows where editing precision matters most.

Maker: OpenAI
Family: GPT Image
Model Size: not disclosed
unknown
Cost: token-based
high
Run Target: openai/gpt-image-2.5-sunburst
Effective Request: model: gpt-image-2.5-sunburst · size: 1024x1024 · quality: auto
Sources: GPT Image 2.5 Sunburst model docs OpenAI image generation guide OpenAI API pricing

82.1

Overall

88%

Capability

76.2

Est. Preference

169

Pass

23

Fail

16.9s

Avg Latency

9.3s

Min Latency

45.7s

Max Latency

All 192 generations

Text Rendering100%

Typography Style100%

Writing accuracy100%

Spatial Reasoning98%

Attributes Binding100%

Compositionality100%

Counting100%

Negation100%

Relative Position100%

Scale & Proportions89%

Human realism67%

Faces & Expressions92%

Full Body33%

Hands67%

Multi-Subject83%

Truthfulness78%

Photorealism67%

Physics & Reflections75%

World Knowledge83%

Professional Studio96%

Camera & Lighting100%

Color Precision100%

Photorealism67%

Graphical design96%

Data Visualisation100%

Layout & Design89%

Style Diversity100%