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

Gemma 2 vs Grok 4.1 Fast

Google
Gemma 2
SpaceXAI
Grok 4.1 Fast
Overview
CompanyGoogleSpaceXAI
Release dateJun 27 2024Nov 19 2025
AccessOpen WeightProprietary
Benchmarks
Nonsense detection
BullshitBench v2
19%
Timeline
Release gapGemma 2 shipped 510 days before Grok 4.1 Fast

Which is better: Gemma 2 or Grok 4.1 Fast?

Gemma 2 and Grok 4.1 Fast don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Gemma 2 shipped 510 days before Grok 4.1 Fast, so benchmark comparisons should account for the intervening progress.

Gemma 2 is open weight, while Grok 4.1 Fast is proprietary.

Direct benchmark comparisons are unavailable — Gemma 2 and Grok 4.1 Fast don't publish scores on any of the same benchmarks.

Frequently asked questions

Gemma 2 was released by Google on Jun 27 2024.

Grok 4.1 Fast was released by SpaceXAI on Nov 19 2025.

Gemma 2 is an open weight model released by Google. Grok 4.1 Fast is a proprietary model released by SpaceXAI.

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