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Frequently asked questions

Which is better: LLaMA 1 or Grok 2.5?

LLaMA 1 and Grok 2.5 don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. LLaMA 1 shipped 911 days before Grok 2.5, so benchmark comparisons should account for the intervening progress.

LLaMA 1 is open weight, while Grok 2.5 is closed.

Direct benchmark comparisons are unavailable — LLaMA 1 and Grok 2.5 don't publish scores on any of the same benchmarks.

When was LLaMA 1 released?

LLaMA 1 was released by Meta on Feb 24 2023.

When was Grok 2.5 released?

Grok 2.5 was released by SpaceXAI on Aug 23 2025.

Is LLaMA 1 or Grok 2.5 open source?

LLaMA 1 is an open weight model released by Meta. Grok 2.5 is a closed model released by SpaceXAI.