OpenAI GPT-4o vs OpenAI o4-mini — side-by-side specs.
OpenAI GPT-4o | OpenAI o4-mini | |
|---|---|---|
| Overview | ||
| Company | OpenAI | OpenAI |
| Release date | May 13 2024 | Apr 16 2025 |
| Model type | — | — |
| Open source | No | No |
| Specifications | ||
Parameters | — | — |
Context window | — | — |
| Benchmarks | ||
| Timeline | ||
| Release gap | GPT-4o shipped 338 days before o4-mini | |
GPT-4o and o4-mini don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. GPT-4o shipped 338 days before o4-mini, so benchmark comparisons should account for the intervening progress.
Published specifications for these two models are limited — see each model page for the latest details.
Direct benchmark comparisons are unavailable — GPT-4o and o4-mini don't publish scores on any of the same benchmarks.