OpenAI: GPT-5.4 Mini wins on more metrics (5 of 8), but the right pick depends on what you optimize for — see the breakdown below.
| Metric | OpenAI: GPT-5 Image Mini | OpenAI: GPT-5.4 Mini |
|---|---|---|
| Intelligence Index | — | 23.3✓ |
| Coding Index | — | 25.3✓ |
| GPQA Diamond | — | 61%✓ |
| Design Arena Elo | 1228✓ | — |
| Speed (tokens/sec) | 115✓ | 94 |
| Latency | 7.1s | 735ms✓ |
| Input price /M | $2.50 | $0.750✓ |
| Output price /M | $2.00✓ | $4.50 |
| Context window | 400K | 400K |
| Capabilities | ReasoningJSONVisionImage out | ReasoningToolsJSONVision |