o1 vs Grok 4
OpenAI o1 | SpaceXAI Grok 4 | |
|---|---|---|
| Overview | ||
| Company | OpenAI | SpaceXAI |
| Release date | Dec 5 2024 | Jul 9 2025 |
| Access | Proprietary | Proprietary |
| Timeline | ||
| Release gap | o1 shipped 216 days before Grok 4 | |
Which is better: o1 or Grok 4?
o1 and Grok 4 don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. o1 shipped 216 days before Grok 4, 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 — o1 and Grok 4 don't publish scores on any of the same benchmarks.
Frequently asked questions
o1 was released by OpenAI on Dec 5 2024.
Grok 4 was released by SpaceXAI on Jul 9 2025.