Head to head
Google Imagen / Gemini Image vs OpenAI Images (gpt-image)
As a image generation API, OpenAI Images (gpt-image) rates higher on the APIbenchmarks Index, 90.5 to 88.2, a 2.3-point gap. Here is how they compare on each criterion.
90.5ABI / 100
Frontier image gen + editing inside the OpenAI platform
Criterion by criterion
| Criterion | Google Imagen / Gemini Image | OpenAI Images (gpt-image) |
|---|---|---|
| Documentation & DX | ||
| Reliability | ||
| Ecosystem & SDKs | ||
| Accessibility | ||
| APIbenchmarks Index | 88.2 | 90.5 |
Specifications
| Google Imagen / Gemini Image | OpenAI Images (gpt-image) | |
|---|---|---|
| Best for | Hyperscale image gen across AI Studio + Vertex AI | Frontier image gen + editing inside the OpenAI platform |
| Free tier | Free AI Studio key + limited free tier | No |
| Pricing | Per image / per token ($0.02-0.15) | Per token (~$0.02-0.25/image) |
| Official SDKs | 10 languages | 4 languages |
Is Google Imagen / Gemini Image better than OpenAI Images (gpt-image)?
On the APIbenchmarks Index, OpenAI Images (gpt-image) rates higher (90.5 vs 88.2). It leads on the four weighted criteria, but price is reported separately, so the best choice still depends on your budget.