0 vs 1 benchmarks won
OpenAI GPT-5.4 | OpenAI GPT-5.4-Pro | |
|---|---|---|
| Overview | ||
| Company | OpenAI | OpenAI |
| Release date | Mar 5 2026 | Mar 5 2026 |
| Model type | — | — |
| Open source | No | No |
| Specifications | ||
Parameters | — | — |
Context window | — | — |
| Benchmarks | ||
Science reasoning GPQA Diamond | 92.8% | 94.4% |
Software engineering SWE-Bench Verified | — | — |
Multimodal understanding MMMU | — | — |
| Timeline | ||
| Release gap | Released on the same day | |
GPT-5.4-Pro leads GPT-5.4 on 1 of the tracked benchmarks (GPQA Diamond, SWE-Bench Verified, MMMU). Both models were released on the same day — Mar 5 2026.
Published specifications for these two models are limited — see each model page for the latest details.
On GPQA Diamond, GPT-5.4-Pro scores 94.4%, 1.6 points above GPT-5.4 at 92.8%.