GPT-4.5 vs Grok‑1
OpenAI GPT-4.5 | SpaceXAI Grok‑1 | |
|---|---|---|
| Overview | ||
| Company | OpenAI | SpaceXAI |
| Release date | Feb 27 2025 | Nov 3 2023 |
| Access | Proprietary | Open Weight |
| Timeline | ||
| Release gap | Grok‑1 shipped 482 days before GPT-4.5 | |
Which is better: GPT-4.5 or Grok‑1?
GPT-4.5 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 482 days before GPT-4.5, so benchmark comparisons should account for the intervening progress.
GPT-4.5 is proprietary, while Grok‑1 is open weight.
Direct benchmark comparisons are unavailable — GPT-4.5 and Grok‑1 don't publish scores on any of the same benchmarks.
Frequently asked questions
GPT-4.5 was released by OpenAI on Feb 27 2025.
Grok‑1 was released by SpaceXAI on Nov 3 2023.
GPT-4.5 is a proprietary model released by OpenAI. Grok‑1 is an open weight model released by SpaceXAI.
Other comparisons
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