AI Model Release Tracker - Timeline of Major AI Models from 2022-2026

LLaMA 2 vs Grok Code Fast 1

Meta
LLaMA 2
SpaceXAI
Grok Code Fast 1
Overview
CompanyMetaSpaceXAI
Release dateJul 18 2023Aug 28 2025
AccessOpen WeightProprietary
Timeline
Release gapLLaMA 2 shipped 772 days before Grok Code Fast 1

Which is better: LLaMA 2 or Grok Code Fast 1?

LLaMA 2 and Grok Code Fast 1 don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. LLaMA 2 shipped 772 days before Grok Code Fast 1, so benchmark comparisons should account for the intervening progress.

LLaMA 2 is open weight, while Grok Code Fast 1 is proprietary.

Direct benchmark comparisons are unavailable — LLaMA 2 and Grok Code Fast 1 don't publish scores on any of the same benchmarks.

Frequently asked questions

LLaMA 2 was released by Meta on Jul 18 2023.

Grok Code Fast 1 was released by SpaceXAI on Aug 28 2025.

LLaMA 2 is an open weight model released by Meta. Grok Code Fast 1 is a proprietary model released by SpaceXAI.

Other comparisons