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

LLaMA 4 Maverick vs Grok 4

Meta
LLaMA 4 Maverick
SpaceXAI
Grok 4
Overview
CompanyMetaSpaceXAI
Release dateApr 5 2025Jul 9 2025
AccessOpen WeightProprietary
Benchmarks
Nonsense detection
BullshitBench v2
28%
Timeline
Release gapLLaMA 4 Maverick shipped 95 days before Grok 4

Which is better: LLaMA 4 Maverick or Grok 4?

LLaMA 4 Maverick and Grok 4 don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. LLaMA 4 Maverick shipped 95 days before Grok 4, so benchmark comparisons should account for the intervening progress.

LLaMA 4 Maverick is open weight, while Grok 4 is proprietary.

Direct benchmark comparisons are unavailable — LLaMA 4 Maverick and Grok 4 don't publish scores on any of the same benchmarks.

Frequently asked questions

LLaMA 4 Maverick was released by Meta on Apr 5 2025.

Grok 4 was released by SpaceXAI on Jul 9 2025.

LLaMA 4 Maverick is an open weight model released by Meta. Grok 4 is a proprietary model released by SpaceXAI.

Other comparisons