LLaMA 2 vs Grok 4 Heavy
Meta LLaMA 2 | SpaceXAI Grok 4 Heavy | |
|---|---|---|
| Overview | ||
| Company | Meta | SpaceXAI |
| Release date | Jul 18 2023 | Jul 9 2025 |
| Access | Open Weight | Proprietary |
| Timeline | ||
| Release gap | LLaMA 2 shipped 722 days before Grok 4 Heavy | |
Which is better: LLaMA 2 or Grok 4 Heavy?
LLaMA 2 and Grok 4 Heavy don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. LLaMA 2 shipped 722 days before Grok 4 Heavy, so benchmark comparisons should account for the intervening progress.
LLaMA 2 is open weight, while Grok 4 Heavy is proprietary.
Direct benchmark comparisons are unavailable — LLaMA 2 and Grok 4 Heavy don't publish scores on any of the same benchmarks.
Frequently asked questions
LLaMA 2 was released by Meta on Jul 18 2023.
Grok 4 Heavy was released by SpaceXAI on Jul 9 2025.
LLaMA 2 is an open weight model released by Meta. Grok 4 Heavy is a proprietary model released by SpaceXAI.
Other comparisons
LLaMA 2 vs Claude Sonnet 5Grok 4 Heavy vs Claude Sonnet 5LLaMA 2 vs GPT-5.6 SolGrok 4 Heavy vs GPT-5.6 SolLLaMA 2 vs Gemini OmniGrok 4 Heavy vs Gemini OmniLLaMA 2 vs DeepSeek-V4-ProGrok 4 Heavy vs DeepSeek-V4-ProLLaMA 2 vs Mistral Medium 3.5Grok 4 Heavy vs Mistral Medium 3.5LLaMA 2 vs Kimi K2.7 CodeGrok 4 Heavy vs Kimi K2.7 Code