o4-mini vs Grok‑1
OpenAI o4-mini | SpaceXAI Grok‑1 | |
|---|---|---|
| Overview | ||
| Company | OpenAI | SpaceXAI |
| Release date | Apr 16 2025 | Nov 3 2023 |
| Access | Proprietary | Open Weight |
| Benchmarks | ||
Nonsense detection BullshitBench v2Given a confidently-worded but nonsensical prompt, does the AI spot that it makes no sense and push back — instead of playing along and inventing an answer? The score is how often it clearly called out the nonsense. Higher is better. | 8% | — |
| Timeline | ||
| Release gap | Grok‑1 shipped 530 days before o4-mini | |
Which is better: o4-mini or Grok‑1?
o4-mini and Grok‑1 don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Grok‑1 shipped 530 days before o4-mini, so benchmark comparisons should account for the intervening progress.
o4-mini is proprietary, while Grok‑1 is open weight.
Direct benchmark comparisons are unavailable — o4-mini and Grok‑1 don't publish scores on any of the same benchmarks.
Frequently asked questions
o4-mini was released by OpenAI on Apr 16 2025.
Grok‑1 was released by SpaceXAI on Nov 3 2023.
o4-mini is a proprietary model released by OpenAI. Grok‑1 is an open weight model released by SpaceXAI.
Other comparisons
o4-mini vs Claude Sonnet 5Grok‑1 vs Claude Sonnet 5o4-mini vs Gemini OmniGrok‑1 vs Gemini Omnio4-mini vs Muse Spark 1.1Grok‑1 vs Muse Spark 1.1o4-mini vs DeepSeek-V4-ProGrok‑1 vs DeepSeek-V4-Proo4-mini vs Mistral Medium 3.5Grok‑1 vs Mistral Medium 3.5o4-mini vs Kimi K2.7 CodeGrok‑1 vs Kimi K2.7 Code